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Kingspan Insulation Flat Roofing Quick Guide Kingspan Insulation… Building for the Future CI/Sfb Seventh Issue November 2007 (27.9) Rn7 M2 TAPERED ROOFING SYSTEMS PROTECTED MEMBRANE ROOFING WARM FLAT ROOFING Technical Advice Telephone: 0870 850 8333 Fax: 01544 387 278 email: [email protected] Tapered Roofing Telephone: 0870 761 7770 Fax: 01544 387 289 email: [email protected] Customer Service Telephone: 0870 850 8555 Fax: 0870 850 8666 email: [email protected] Literature and Samples Telephone: 0870 733 8333 Fax: 01544 387 299 email: [email protected] General Enquiries Telephone: 0870 850 8555 Fax: 0870 850 8666 email: [email protected] www.insulation.kingspan.com ® Kingspan, Kooltherm, Nilflam, Purlcrete, Styrozone, Thermataper, the zo Device and the Lion Device are Registered Trademarks of the Kingspan Group plc ™ Thermaroof is a Trademark of the Kingspan Group plc ® SPeAR is a Registered Trademark of Arup Kingspan Insulation Ltd Pembridge, Leominster, Herefordshire HR6 9LA, UK Printed on recycled paper.

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KingspanInsulation

Flat RoofingQuick Guide

Kingspan Insulation…Building for the Future

CI/Sfb

Seventh Issue November 2007(27.9) Rn7 M2

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Technical AdviceTelephone: 0870 850 8333

Fax: 01544 387 278email: [email protected]

Tapered RoofingTelephone: 0870 761 7770

Fax: 01544 387 289email: [email protected]

Customer ServiceTelephone: 0870 850 8555

Fax: 0870 850 8666email: [email protected]

Literature and SamplesTelephone: 0870 733 8333

Fax: 01544 387 299email: [email protected]

General EnquiriesTelephone: 0870 850 8555

Fax: 0870 850 8666email: [email protected]

www.insulation.kingspan.com

® Kingspan, Kooltherm, Nilflam, Purlcrete, Styrozone, Thermataper, the zo Device and the Lion Device are Registered Trademarks of the Kingspan Group plc

™ Thermaroof is a Trademark of the Kingspan Group plc ® SPeAR is a Registered Trademark of Arup

Kingspan Insulation LtdPembridge, Leominster, Herefordshire HR6 9LA, UK

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WARM FLAT ROOFING (CONTINUED)

Fully Bonded Built–up Felt Waterproofing and Insulated BalconiesWaterproofed with Mastic Asphalt with a Porous Concrete Promenade Tile OverlayKingspan Thermaroof™ TR22 24Kingspan Thermaroof™ TR23 26

Fully Bonded Torch–Applied Multilayer Bituminous Felt WaterproofingKingspan Kooltherm® K11 Roofboard 28

PROTECTED MEMBRANE ROOFING

Protected Membrane Flat Roofs and Roof GardensKingspan Styrozone® H350 / N300 30

Protected Membrane Car Park DecksKingspan Styrozone® H 500 R 32Kingspan Styrozone® N 700 R 32

Lightweight Protected Membrane RoofsKingspan Purlcrete®chevron 34

Pedestrian Areas and Terraces on Lightweight Protected Membrane RoofsKingspan Purlcrete®promenade 36

Page

Sustainability 4Product Selector 6

Tapered Roofing Systems 8Kingspan Thermataper Pre–Mitred Insulation 10Design Options 12

Fully Adhered and Partially Bonded Built-up Felt and Mastic Asphalt WaterproofingKingspan Thermataper® TT47 LPC/FM 13

Mechanically Fixed Single–Ply WaterproofingKingspan Thermataper® TT46 LPC/FM 14

Fully Bonded Built–up Felt and Mastic Asphalt WaterproofingKingspan Thermataper® TT42 15

WARM FLAT ROOFING

Mechanically Fixed Single–Ply WaterproofingKingspan Thermaroof™ TR26 LPC/FM 16

Fully Adhered Single–Ply Waterproofing using Solvent Based AdhesivesKingspan Thermaroof™ TR27 LPC/FM 18

Partially Bonded Built–up Felt and Mastic Asphalt Waterproofing (Other than Insulated Balconies Waterproofed with Mastic Asphalt with aPorous Concrete Promenade Tile Overlay)Kingspan Thermaroof™ TR27 LPC/FM 20Kingspan Thermaroof™ TR21 20Kingspan Thermaroof™ TR31 22

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

CONTENTS CONTENTS (CONTINUED)

4 5

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

SUSTAINABILITY

In the past, erroneously, the relative environmental sustainability of insulation materials hasbeen compared on the basis of embodied energy and ozone depletion potential. It isnow recognised that a much wider basket of embodied environmental impacts (includingthose caused by their embodied energy), rather than embodied energy alone, is the onlycredible tool of comparison. Time has also annulled ozone depletion potential as an issueas all insulation materials are now banned from using CFC and HCFC blowing agentsby law.

For buildings designed to today’s Building Regulations energy usestandards it is now also known that the embodied environmentalimpacts of all of the materials and labour used to create a buildingare insignificant in comparison with the lifetime operationalenvironmental impacts of that building, and so are of very limitedimportance. Since it is operational energy use that creates the vastmajority of operational environmental impact, saving energy byspecifying the lowest U–values possible is the most environmentallysustainable action to take. A ground breaking study “Insulation forEnvironmental Sustainability” has been published by BING on thisand related issues. This report, written by XCO2 connisbee, isfreely available from Kingspan Insulation (see rear cover).

Furthermore, one of the most neglected facts about environmentally sustainable buildingsis that the longevity of their standards of operational energy use, and therefore thelongevity of their operational environmental impacts, is critical. The performance of someinsulants, such as mineral fibre, can deteriorate rapidly if exposed to water penetration,air movement or compression. This may increase operational energy use and hencecompromise the environmental sustainability of the finished building to an alarmingdegree. Other insulation materials, such as rigid phenolic and rigid urethane insulation,are not vulnerable to any of these problems.

In summary, designers should:(a) specify the lowest possible U–value regardless of insulation type;(b) design out the risk of their chosen insulant not performing as specified; and (c) if the latter is not possible, choose an insulant that is at low risk of failure e.g. acellular plastic insulation material.

However, manufacturers should not rest on their laurels; it is a matter ofsocial responsibility to be open and honest about the environmental impactof the manufacture of a product, and a full Life Cycle Analysis (LCA) basedon a much wider basket of environmental impacts, rather than embodiedenergy alone, is recognised as the preferred tool to achieve this.

Kingspan Insulation was the first insulation manufacturer to complete andopenly publish an independently certified Ecoprofile (a type of LCA) on itsKingspan Therma™ product range. This was carried out by the BuildingResearch Establishment (BRE). Kingspan Insulation is currently completing aBRE Ecoprofile of its Kingspan Kooltherm® K–range of rigid phenolicinsulation products.

But there is far more to sustainability than whether or not a product, process or companyaffects the environment in a positive or a negative way. A company can, and should,demonstrate its financial viability and social responsibility, as well as ensure that itsmaterials and methods do not add unduly to the burden placed on the planet.

In 2004 Kingspan Insulation put the manufacture of its products at its Pembridge facility in Herefordshire through a rigorous independent appraisal of its economic, social,environmental and natural resource impacts using Arup’s SPeAR® tool. These productsinclude the Kingspan Kooltherm® K–range of rigid phenolic insulation boards. Theresults showed a well balanced performance in terms of sustainability, and that KingspanInsulation was already meeting legislation or best practice in most areas, even movingbeyond best practice in some.

A year later in 2005 and then again in 2006, Arup returned to the Pembridge site toaudit Kingspan Insulation’s progress.

The results showed a substantial improvement across all four sectors of the Arup SPeAR®

tool. Once again, the conclusions of the audit are being made public.

Kingspan Insulation was the first and still is the only construction material manufacturer tohave taken this bold move and openly publish the results.

Contact the Kingspan Insulation Marketing Department for a copy ofthe publication that contains, in full, Arup’s 2005 and 2006Assessment reports and Kingspan Insulation’s current action plan (seerear cover).

2006 Assessment2004 Appraisal

6 7

PRODUCT SELECTOR PRODUCT SELECTOR

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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Fully Bonded Built–up Felt and Mastic Asphalt Waterproofing Kingspan Thermataper® TT42 Available in 1:60 falls

Mechanically Fixed Single–Ply Membrane Waterproofing Kingspan Thermataper® TT46 LPC/FM Available in 1:60 and 1:80 falls

Fully Adhered Single–Ply Membrane Waterproofing Using Solvent Based Adhesives Kingspan Thermataper® TT47 LPC/FM Available in 1:60; 1:80 and 1:120 fallsand Partially Bonded Built-up Felt and Mastic Asphalt Waterproofing

Partially Bonded Built–up Felt and Mastic Asphalt Waterproofing (Other than insulated Kingspan Thermaroof™ TR27 LPC/FM LPC / FM approvedbalconies waterproofed with mastic asphalt with a porous concrete promenade tile overlay) Kingspan Thermaroof™ TR21

Partially Bonded Built–up Felt Waterproofing Kingspan Thermaroof™ TR31 A high performance rigid CFC/HCFC–free urethane / 6 mm plywood composite roof decking

Fully Bonded Built–up Felt Waterproofing and Insulated Balconies Waterproofed with Kingspan Thermaroof™ TR22 A high performance CFC/HCFC–free rigid urethaneMastic Asphalt with a Porous Concrete Promenade Tile Overlay with a 20 mm thick cork facing

Kingspan Thermaroof™ TR23 A high performance rigid CFC/HCFC–free urethane / 12 mm wood fibre roofboard composite

Fully Bonded Torch–Applied Multilayer Bituminous Felt Waterproofing Kingspan Kooltherm® K11 Roofboard

Mechanically Fixed Single–ply Membrane Waterproofing Kingspan Thermaroof™ TR26 LPC/FM A high performance rigid CFC/HCFC–free urethanewith low emissivity composite foil facings

Fully Adhered Single–ply Membrane Waterproofing Using Solvent Based Adhesives and Kingspan Thermaroof™ TR27 LPC/FM A high performance CFC/HCFC–free urethane withpartially Bonded Built–up Felt and Mastic Asphalt Waterproofing (Other than insulated coated glass tissue facingsbalconies waterproofed with mastic asphalt with a porous concrete promenade tile overlay)

Standard Protected Membrane Flat Roofs and Roof Gardens Kingspan Styrozone® N 300 A thermally superior CFC/HCFC–free extrudedKingspan Styrozone® H 350 polystyrene with a compressive strength of 300 KPa

Standard Protected Membrane Car Park Decks Kingspan Styrozone® H 500 R A high density CFC/HCFC–free extruded polystyrenewith a compressive strength of 500 KPa

Kingspan Styrozone® N 700 R A high density CFC/HCFC–free extruded polystyrenewith a compressive strength of 700 KPa

Lightweight Protected Membrane Roofs Kingspan Purlcrete®chevron High performance rigid extruded polystyrenePedestrian Areas and Terraces on Lightweight Protected Membrane Roofs Kingspan Purlcrete®promenade insulant with cementitious topping

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Kingspan Thermataper® Systems comprise tapered rigid urethane insulation boardsdesigned for warm deck flat roofing applications. They provide insulation and drainagein one system.

BENEFITS

Solves the problems associated with water pondingRainwater ponding can decrease the life of a roof by subjecting the membrane to attackfrom thermal stress, alkaline formation and mould growth. Kingspan Thermataper®

Systems provide suitable falls, eliminating the risk of ponding.

Compatible with all waterproofing systemsSystems are available with a range of facings ensuring compatibility with all highperformance waterproofing systems.

Easily achieves U–valuesEasily achieve the U–values required by Building Regulations / Standards.

No load bearing implications for new or existing structuresKingspan Thermataper® Systems are estimated to be as little as 1% of the weight of asolution using screed to falls with flat insulation boards.

Easy to handle and installSystems are simple and easy to install with full instructions provided and the boardspre–mitred to your specification.

Ideal for new build or refurbishmentAre ideal for both new build and for the refurbishment of existing flat roofs. Forrefurbishment when the existing insulation / substrate and waterproofing is sound, thetapered board and a new waterproofing membrane can simply be laid on top of theoriginal waterproofing.

Environmentaly friendly and less wasteAre manufactured without the use of CFCs/HCFCs and have zero Ozone DepletionPotential. Pre–mitred boards herald an end to wasted material and the cost and timetaken for disposal.

Complete design flexibilityEncompass a range of tapered insulation boards which can be designed to providesuitable roof falls of between 1:30 and 1:120 – directing rainwater to your existing orplanned drainage system.

Single point of responsibilityUnlike traditional methods of achieving drainage, by using a Kingspan Thermataper®

System a single trade is adopted when creating a fall – single point of responsibility.

Saves timeBecause the roof falls are pre–designed and pre–cut, there is no need to design complexstructural supports or wait for screeds to dry.

SERVICE

As well as the benefits outlined opposite, you will also receive the following service asstandard when you purchase a Kingspan Thermataper® System:

SurveysNational surveying service for existing roofs

EstimationEnsuring that the design meets budget requirements

Free designFull CAD design service giving detailed drawings of the roof falls, board make up andinsulation thicknesses needed.

Waterproof site drawingsDrawings are supplied on waterproof and tear-proof paper for ease and durability of useon site in whatever the conditions.

DeliveryAll Kingspan Thermataper® Systems boards and components are supplied direct to thesite when they are needed.

Free trainingFree training is given for purchasers or installers of Kingspan Thermataper® Systemsdirect from Kingspan Insulation.

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

TAPERED ROOFING SYSTEMS TAPERED ROOFING SYSTEMS

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Did You Know?Excessive ponding increases roof loading.

Just 15mm of water on a 500 m2 roof has a dead load of 7.5 tonnes

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KINGSPAN THERMATAPER PRE-MITRED INSULATION

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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Roof SystemShowing Pre-mitred Boards(Falls have been exaggerated)

Kingspan Thermataper® Systems are now being offered with off-site pre-cut taperedboards for forming hip and valley mitres within a Thermataper System. This offers variousbenefits to the installer; such as reduced installation times by eliminating the need for onsite mitre cutting, thus leading to reduced labour costs. It has been noted that the timetaken to install a pre-mitred Thermataper system could be reduced by approx 50%(depending on roof design) compared with traditional methods. In addition, the environmental benefit is key as far less waste is generated.

Summary of benefits:

● reduced on site waste; ● reduced installation times; and ● reduced installation costs.

For more information, contact [email protected] or call 0870 761 7770

Pre-mitred boards ready labelled for ease of use

Board letter: Boards lettered A to FArrangement: L = Left. R= RightType: V = Valley. H = HipArrow shows direction of fall

Section 1:60

1 2 3 4 5 6 7 8 9 10 11

25 mm sump 25 mm65 mm45 mm

85 mm 105 mm 125 mm 145 mm 165 mm 185 mm 205 mm 225 mm 245 mm

0 mm 1.2 m 2.4 m 3.6 m 4.8 m 6 m 7.2 m 8.4 m 9.6 m 10.8 m 12 m 13.2 m25 mm flat TYPE A TYPE B TYPE C TYPE D TYPE A TYPE B TYPE C TYPE D TYPE A TYPE B TYPE C

Section 1:80

1 2 3 4 5 6 7 8 9 10 11

25 mm sump 25 mm55 mm40 mm

70 mm 85 mm 100 mm 115 mm 130 mm 145 mm 160 mm 175 mm 190 mm

0 mm 1.2 m 2.4 m 3.6 m 4.8 m 6 m 7.2 m 8.4 m 9.6 m 10.8 m 12 m 13.2 m25 mm flat TYPE A TYPE B TYPE C TYPE D TYPE A TYPE B TYPE C TYPE D TYPE A TYPE B TYPE C

Typical U–values2

U–value Kingspan Rock Mineral(W/m2.K) Thermataper® Fibre4

TT47 LPC/FM Thickness (mm)Thickness (mm)3

0.35 75 105 / 1100.25 105 145 / 1550.22 120 165 / 1750.20 130 180 / 1900.16 160 230 / 2400.13 200 280 / 290

Thermal Conductivity (λ–value)5 0.027 W/m.K1 Packer boards will be required above specific thickness.2 These examples are based on Kingspan Thermataper® TT47

LPC/FM unless otherwise stated, waterproofed using a fully adhered single–ply membrane. The board is bedded in bitumen on top ofthe vapour control layer which is fully bonded to a profiled metal deck. For the purposes of these calculations the standard ofworkmanship has been assumed good and therefore the correction factor for air gaps has been ignored.

3 Average product thickness of insulation across roof. These calculations assume telescopic tube fasteners with a thermalconductivity of 1.00 W/m.K or less, the effect of which is insignificant.

4 Dependent on thermal performance of product specified.5 The λ–values quoted for Kingspan Thermataper® TT47 LPC/FM is based on the procedures for the determination of

the aged values of thermal resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90 principles. Comparison with alternative products may not beappropriate unless the same procedures have been followed.

For fixing details please contact the Kingspan Insulation TaperedDepartment (see rear cover).

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For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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Kingspan Thermataper® Systems are flexible enough to be used for any design whether that be to perimeter gutters, valley gutters, or to any other outlet or location.Existing structures on the roof such as roof lighting or equipment can easily beaccommodated into the design. The examples below are not an exhaustive list but illustratethe easily adaptable design of the system.

Figure 1

PRODUCT DATA

Kingspan Thermataper® TT47 LPC/FMBoard Size (m) 1.2 x 1.2Insulant Thickness 25 minimum(mm) unlimited maximum1

Standard Falls 1:60, 1:80 and 1:120Facings Coated glass tissueCore CFC/HCFC–free rigid

urethane with trademarkedNilflam® technology

Fire Performance Dependent on waterproofing system

ACHIEVING U–VALUES

INTRODUCTIONKingspan Thermataper® TT47 LPC/FM is recommended foruse under fully adhered single–ply waterproofing using solventbased adhesives and for use under partially bonded built–upfelt and mastic asphalt.

Kingspan Thermataper® TT47 LPC/FM is a highperformance rigid urethane insulant that is manufacturedwithout the use of CFCs/HCFCs and has zero Ozone Depletion Potential(ODP) which can be bonded to the existing deck / vapour control layer ormechanically fixed. The fire rating depends on the waterproofing system specified.

Ideal for newbuild and refurbishment.

FULLY ADHERED SINGLE–PLY AND PARTIALLY BONDEDBUILT-UP FELT AND MASTIC ASPHALT WATERPROOFING

Purlin e.g. WardMultibeam

Metal deckingVapour control layer (if required)

DPC to draininternally orexternally asspecified

KingspanThermataper®

TT47 LPC/FM

KingspanKooltherm® K8Cavity Board

Single–ply non–bituminousmembrane

Damp proof course (DPC)

FM

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Straight falls to cut–to–fallgutters

Fall mitred to outlets

Mitred to perimeter gutter

Straight falls to perimetergutter

Straight falls to flat gutters

For fixing details please contact the Kingspan Insulation Tapered Department(see rear cover).

1 On systems with a 1:120 fall the minimum thickness is 30 mm.2 Packer boards will be required above specific thickness.

3 These examples are based on Kingspan Thermataper® TT46 waterproofed using a mechanically fixed single–ply membrane. The board is mechanically fixed over a vapour control layer laid directly over a profiled metal deck. For the purposes of these calculations the

standard of workmanship has been assumed good and therefore the correction factor for air gaps has been ignored. These calculationsassume telescopic tube fasteners with a thermal conductivity of 1.00 W/m.K or less, the effect of which is insignificant.

4 Average thickness of insulation across roof.5 Dependent on thermal performance of product specified.

6 The λ–values quoted for Kingspan Thermataper® TT46 LPC/FM is based on the procedures for the determination of the agedvalues of thermal resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165,

using so called 90 / 90 principles. Comparison with alternative products may not be appropriate unless the sameprocedures have been followed.

LPC/FM Approved

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For Technical Advice call 0870 850 8333For Technical Advice call 0870 850 8333

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Figure 1

For fixing details please contact the Kingspan Insulation Tapered Department (see rear cover).

ACHIEVING U–VALUES

Typical U–values4

U–value Kingspan Rock Mineral(W/m2.K) Thermataper® TT42 Fibre (mm)6

Thickness (mm) Thickness (mm)0.35 70 90 / 950.25 100 130 / 1350.22 115 150 / 1600.20 125 165 / 1750.16 160 210 / 225

Thermal Conductivity (λ–value)– Cork 0.042 W/m.K– Core7 0.027 W/m.K

PRODUCT DATA

Kingspan Thermataper® TT42Board Size (m) 1.2 x 0.6Insulant Thickness 30 minimum(mm) unlimited maximum1

Standard Falls 1:60Upper Facing (mm) 20 mm Cork2

Core CFC/HCFC–free rigidurethane

Lower Facing Glass reinforced perforated cellulose

Fire Performance3 BS 476–3: 1958– FAA rating

INTRODUCTIONKingspan Thermataper® TT42 is recommended for use underfully bonded built–up felt and mastic asphalt waterproofing.

Kingspan Thermataper® TT42 is a high performance rigidurethane insulant laminated to a 20 mm granulated corkroof board that is manufactured without the use ofCFCs/HCFCs and has zero Ozone Depletion Potential(ODP) which can achieve an FAA fire rating, a patentedglass tissue armature reinforcement increases its tensile strength and stability.

Ideal for both newbuild and refurbishment.

FULLY BONDED BUILT–UP FELT AND MASTIC ASPHALT WATERPROOFING

Type 4A sheathing feltto BS 747: 2000

Concrete deck

Vapour control layer

Existing screed(if applicable)

KingspanThermataper®

TT42KingspanKooltherm® K8Cavity Board

20 mm two coat mastic asphalton loose laid sheathing felt

®

1 Packer boards will be required above specific thickness.2 Cork thickness is 10 mm on the thinnest tapered board in a system.3 With appropriate waterproofing and chippings.4 These examples are based on Kingspan Thermataper® TT42 waterproofed using built up felt with the surface covered with mineral chippings.

The board is fully bonded to a bitumen based vapour control layer which has itself been fully bonded to a 150 mm concrete deck. The ceiling is 3 mm skim coated 12.5 mm plasterboard with a cavity between it and the underside of the deck.

5 Average product thickness of Kingspan Thermataper® TT42 across roof (product thickness = insulant thickness + 20 mm cork).6 Dependent on thermal performance of product specified.7 The λ–values quoted for Kingspan Thermataper® TT42 is based on the procedures for the determination of the aged values of thermal

resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90 principles.Comparison with alternative products may not be appropriate unless the same procedures have been followed.

Single–ply non–bituminousmembrane

Damp proof course (DPC)

Purlin e.g. WardMultibeam

Metal deckingVapour control layer (if required)

DPC to draininternally orexternally asspecified

KingspanThermataper®

TT46 LPC/FM

KingspanKooltherm®

K8 Cavity Board

Figure 1

INTRODUCTIONKingspan Thermataper® TT46 LPC/FM is recommended for useunder mechanically fixed single–ply PVC waterproofing.

Kingspan Thermataper® TT46 LPC/FM is a high performancerigid urethane insulant that is manufactured without the useof CFCs/HCFCs and has zero Ozone Depletion Potential(ODP) which is compatible with most PVC mechanicallyfixed single–ply systems. Its fire rating is dependent on thespecification of the water proofing system.

Ideal for fast track building programmes.

ACHIEVING U–VALUES

Typical U–values3

U–value Kingspan Rock Mineral(W/m2.K) Thermataper® Fibre5

TT46 LPC/FM Thickness (mm)Thickness (mm)4

0.35 65 105 / 1100.25 90 145 / 1550.22 100 165 / 1750.20 110 180 / 1900.16 140 225 / 2400.13 170 280 / 295

Thermal Conductivity (λ–value)6 0.023 W/m.K

PRODUCT DATA

Kingspan Thermataper® TT46 LPC/FMBoard Size (m) 1.2 x 1.2Insulant Thickness 25 minimum1

(mm) unlimited maximum2

Standard Falls 1:60 and 1:80 Facings Composite foilCore CFC/HCFC–free rigid

urethane with trademarkedNilflam® technology

Fire Performance Dependent on waterproofing system

MECHANICALLY FIXED SINGLE–PLY WATERPROOFING

FM

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Kingspan Thermaroof™ TR26 LPC/FMBoard Size (m) 2.4 x 1.2Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Facings Composite foilCore CFC/HCFC–free rigid

urethane with trademarkedNilflam® technology

Fire Performance Meets LPCB and FMrequirements whenused in conjunctionwith approvedassociated products

Figure 1

16

PRODUCT DATA

1 These examples are based on Kingspan Thermaroof™ TR26 LPC/FM waterproofed using a mechanically fixed single–ply membrane. The board is mechanically fixed over a vapour control layer laid directly over a profiled metal deck. These calculations assume telescopictube fasteners with a thermal conductivity of 1.00 W/m.K or less, the effect of which is insignificant.

2 Dependent on thermal performance of product specified.3 The λ–values quoted for Kingspan Thermaroof™ TR26 LPC/FM are based on the procedures for the determination of the aged values of

thermal resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90principles. Comparison with alternative products may not be appropriate. unless the same procedures have been followed.

Kingspan Thermaroof™ TR26 LPC/FM is also available in a tapered version calledKingspan Thermataper® TT46 LPC/FM. See page 14.

THERMAL PERFORMANCE

U–value Kingspan Rock Mineral(W/m2.K)1 Thermaroof™ TR26 Fibre

LPC/FM Thickness (mm)2Thickness (mm)

0.35 65 105 / 1100.25 90 145 / 1550.22 100 165 / 1750.20 110 180 / 1900.16 60 + 80 225 / 2400.13 80 + 90 280 / 295

Thermal Conductivity (λ–value)3 0.023 W/m.K

FIXING DETAILS● Kingspan Thermaroof™ TR26 LPC/FM should be fixed in

accordance with the Factory Mutual specification for Class1 steel deck constructions using other FM approved roofcomponents (if required).

● The boards should be laid over a non–bituminous vapour control layer (if required). Boards should be laid with edges butted and in a break bonded patternlaid at right angles to the edges of the roof or diagonallyacross the roof.

● Ensure that all joints are supported by the deck.● An FM approved vapour control layer should be continued 25 mm past the insulation

abutting the parapet and sealed.● The boards are normally secured using mechanical fixing systems and washers

appropriate to the substrate.● The number of fixings required will vary with the geographical location of the building

and the height and width of the roof.● A minimum of 6 No. fixings should be placed within the individual board area giving a

minimum fixing rate of 2.10 fixings per square metre (2.4 x 1.2 m boards) see Figure 2.● Each fixing should incorporate a square or circular plate washer (50 mm x 50 mm or

50 mm diameter).● The waterproofing membrane (FM Approved) if required can now be laid over the

boards in accordance with the manufacturers specification.● At the completion of each day’s work, a night joint must be made to prevent water

penetrating the roof construction.● Boards should be cut using a sharp knife or a fine toothed saw.

Warning – do not stand on or otherwise support your weight on these Kingspan Insulation products unless theyare fully supported by a load bearing surface.

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Typical Mechanical Fixing Pattern

6 No. Fixings

Figure 2

Fixings should be placed within the board areaand be sited >50 mm and <150 mm from theedges and corners of the board.

Ensure both fixings and washers are within theboard area.

MECHANICALLY FIXED SINGLE–PLY WATERPROOFING

®

FM

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For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

Single–ply non–bituminousmembrane

Damp proof course (DPC)

Purlin e.g. WardMultibeam

Metal deckingVapour control layer (if required)

DPC to draininternally orexternally asspecified

Kingspan Thermaroof™

TR26 LPC/FM

KingspanKooltherm®

K8 Cavity Board

INTRODUCTIONKingspan Thermaroof™ TR26 LPC/FM is recommended for use in standardmechanically fixed single–ply waterproofing systems where LPCB to LPS1181: 2003 Part1 or Factory Mutual Approval is required.

Kingspan Thermaroof™ TR26 LPC/FM is a high performance rigid urethane insulant that ismanufactured without the use of CFCs/HCFCs and has zero Ozone Depletion Potential (ODP)which is compatible with most FM Approved PVC mechanically fixed single–ply systems.

Ideal for fast track building programmes.

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4 m

1.2 m

0.6 m

1.2

m

Typical Mechanical Fixing Pattern

6 No. Fixings 4 No. Fixings

Figure 2Fixings should be placedwithin the board area andbe sited >50 mm and<150 mm from the edgesand corners of the board.Ensure both fixings andwashers are within theboard area.

18 19

FULLY ADHERED SINGLE–PLY WATERPROOFING USING SOLVENT BASED ADHESIVES

PRODUCT DATA ACHIEVING U–VALUES

Typical U–values1

U–value Kingspan Rock Mineral(W/m2.K) Thermaroof™ Fibre2

TR27 LPC/FM Thickness (mm)Thickness (mm)

0.35 75 105 / 1100.25 100 145 / 1550.22 60 + 60 165 / 1750.20 60 + 70 180 / 1900.16 80 + 80 225 / 2400.13 100 + 95 280 / 290

Thermal Conductivity (λ–value)3<80 mm thickness 0.027 W/m.K80 to <120 mm 0.026 W/m.K≥120 mm 0.025 W/m.K

1 These examples are based on Kingspan Thermaroof™ TR27 LPC/FM unless otherwise stated, waterproofed using a fully adhered single–plymembrane. The board is bedded in bitumen on top of the vapour control layer which is fully bonded to a profile metal deck. For the purposesof these calculations the standard of workmanship has been assumed good and therefore the correction factor for air gaps has been ignored.These calculations assume telescopic tube fasteners with a thermal conductivity of 1.00 W/m.K or less, the effect of which is insignificant..

2 Dependent on thermal performance of product specified.3 The λ–values quoted for Kingspan Thermaroof™ TR27 LPC/FM are based on the procedures for the determination of the aged values of

thermal resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90principles. Comparison with alternative products may not be appropriate unless the same procedures have been followed.

Kingspan Thermaroof™ TR27 LPC/FM is also available in a tapered version called KingspanThermataper® TT47 LPC/FM. See page 13.

FIXING DETAILS● Kingspan Thermaroof™ TR27 LPC/FM should be fixed in

accordance with the Factory Mutual specification for Class 1Steel Deck constructions using other FM approved roofcomponents (if required).

● On metal decks the boards should be laid over thevapour control layer break–bonded with their long edgesat right angles to the trough opening, or alternativelydiagonally across the corrugation line. (Other types of deckmay not conform to Factory Mutual Specifications. Pleaseconsult the Technical Service Department for advice on suitable decks).

● The joints should be lightly butted and all joints supported by the deck. ● The boards should be laid over a non–bituminous vapour control layer

(FM Approved if required). ● An FM approved vapour control layer should be continued 25 mm past the insulation

abutting the parapet and sealed.● The boards are normally secured using mechanical fixings and washers. ● The number of fixings required will vary with the geographical location of the building

and the height and width of the roof.● Each fixing should incorporate a square or circular plate washer (50 mm x 50 mm or

50 mm diameter).

For a 2.4 x 1.2 m board● A minimum of 6 No. fixings should be placed within the individual board area giving a

minimum fixing rate of 2.10 fixings per square metre, see figure 2.For a 1.2 x 0.6 m board

● A minimum of 4 No. fixings should be placed within the individual board area and besited >50 mm and <150 mm from the corners of the board giving a minimum fixing rateof 5.55 fixings per square metre, see figure 2.

● The waterproofing membrane (FM Approved) if required can now be laid over theboards in accordance with the manufacturers specification.

● At the completion of each day’s work, a night joint must be made to prevent waterpenetrating the roof construction.

● Boards should be cut using a sharp knife or a fine toothed saw.Warning – do not stand on or otherwise support your weight on these Kingspan Insulation products unless theyare fully supported by a load bearing surface.

FM

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Class 1 RoofConstruction

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

Purlin e.g. WardMultibeam

Metal decking

Vapour control layer (if required)

DPC to draininternally orexternally asspecified

Kingspan Thermaroof™TR27 LPC/FM

KingspanKooltherm®

K8 Cavity Board

Single–ply non–bituminousmembrane

Damp proof course (DPC)

BBABRITISHBOARD OFAGRÉMENT

CERTIFICATE 06/4372

INTRODUCTIONKingspan Thermaroof™ TR27 LPC/FM is recommended for use in mechanically fixedand fully adhered PVC or EPDM single–ply waterproofing systems where LPCB to LPS1181:2003 Part 1 or Factory Mutual Approval is required. Kingspan Thermaroof™ TR27LPC/FM is also recommended for use under partially bonded built–up felt and masticasphalt waterproofing (other than insulated balconies waterproofed with mastic asphalt witha porous concrete promenade tile overlay).Kingspan Thermaroof™ TR27 LPC/FM is a high performance rigid urethane insulantthat is manufactured without the use of CFCs/HCFCs and has zero Ozone DepletionPotential (ODP). Ideal for fast track building programmes.

Kingspan Thermaroof™ TR27 LPC/FMBoard Size (m) 2.4 x 1.2 / 1.2 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Facings Coated glass tissueCore CFC/HCFC–free rigid

urethane with trademarkedNilflam® technology

Fire Performance Meets LPCB and FMrequirements whenused in conjunctionwith approvedassociated products

Figure 1

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3 layer built–up felt roofingutilising 3G felt base layerpartially bonded

Insulation angle fillet

3G felt baselayer toBS 747: 2000

Vapour control layerTimber joistsKingspanThermaroof™ TR21

DPC to draininternally orexternally asspecified

Damp proofcourse (DPC)

KingspanKooltherm®

K8 Cavity Board

FIXING DETAILS● The boards should be fully bedded in hot bitumen, (max. temp

240°C) over a bituminous vapour control layer previouslyattached to the roof deck. (Attachment of the vapourcontrol layer will depend on the deck type. Please contact the Kingspan Insulation TechnicalService Department for further information).

● Metal decks and concrete decks should be primedprior to the application of the hot bitumen used to bandthe vapour control layer to the deck.

● The specified vapour control layer should be continued 25 mm past the insulationabutting the parapet and sealed.

● A three layer built–up felt or two layer mastic asphalt system may now be laid.● For a built–up felt specification, first layer should be a Type 3G (partially bonded,

except for fully bonded perimeter zone, commonly 500 mm wide) felt, loose laid,followed by two further layers of high performance felt fully bonded in hot bitumen.

● Mastic asphalt systems should always incorporate a type 3B bituminous felt toBS 747: 2000.

● At the completion of each day’s work, a night joint must be made to prevent waterpenetrating the roof construction.

● Please note that Kingspan Thermaroof™ TR27 LPC/FM and KingspanThermaroof™ TR21 is not suitable for torch–on felt specifications.

● Boards should be cut using a sharp knife or a fine toothed saw.Warning – do not stand on or otherwise support your weight on these Kingspan Insulation products unless theyare fully supported by a load bearing surface.

20 21

Figure 1

INTRODUCTIONKingspan Thermaroof™ TR27 LPC/FM and Kingspan Thermaroof™ TR21 can bothbe used in partially bonded built–up felt and mastic asphalt waterproofing systems.

Kingspan Thermaroof™ TR27 LPC/FM and Kingspan Thermaroof™ TR21 aremulti–purpose high performance rigid urethane insulants that are manufactured without theuse of CFCs/HCFCs and has zero Ozone Depletion Potential (ODP) which can achievean FAA fire rating and is compatible with most bitumen based waterproofing systems.

Used in conjunction with a separate bituminous vapour control layer, warm roof insulationcan be provided over roof decks up to 10° pitch. Ideal for both newbuild andrefurbishment applications.

®

ACHIEVING U–VALUES

Typical U–values2

U–value Kingspan Kingspan Rock Mineral(W/m2.K) Thermaroof™ TR27 LPC/FM Thermaroof™ TR21 Fibre3

Thickness (mm) Thicknes (mm) Thickness (mm)0.35 75 60 85 / 900.25 100 90 130 / 1350.22 60 + 60 100 150 / 1550.20 60 + 70 85+30 165 / 1750.16 80 + 80 85+60 210 / 220

Thermal Conductivity (λ–value)4 <80 mm thickness 0.027 W/m.K80 to <120 mm 0.026 W/m.K≥120 mm 0.025 W/m.K

PRODUCT DATA

Kingspan Thermaroof™ TR21Board Size (m) 1.2 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Facings Glass reinforced perforated cellulose

Core CFC/HCFC–free rigidurethane

Fire Performance1 BS 476–3: 1958– FAA rating

1 With appropriate waterproofing and chippings.2 These examples are based on Kingspan Thermaroof™ TR27 LPC/FM and Kingspan Thermaroof™ TR21 waterproofed either using 3 layers of

built–up felt or 2 layers of mastic asphalt, with the surface covered with mineral chippings. The board is bedded in bitumen on top of avapour control layer which is fully bonded to an 18 mm plywood deck on 150 mm deep timber joists at 600 centres. The ceiling is 3 mmskim coated 12.5 mm plasterboard with a cavity between it and the underside of the deck. For the purpose of these calculations thestandard of workmanship has been assured good and therefore the correction factor for air gaps has been ignored. These calculationsassume telescopic tube fasteners with a thermal conductivity of 1.00 W/m.K or less, the effect of which is insignificant..

3 Dependent on thermal performance of product specified.4 The λ–values quoted for Kingspan Thermaroof™ TR21 are based on the procedures for the determination of the aged values of thermal

resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90 principles.Comparison with alternative products may not be appropriate unless the same procedures have been followed.

PARTIALLY BONDED BUILT–UP FELT AND MASTIC ASPHALT WATERPROOFING

Fully bondedperimeter

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

BBABRITISHBOARD OFAGRÉMENT

CERTIFICATE 06/4384

Kingspan Thermaroof™ TR27 LPC/FMBoard Size (m) 2.4 x 1.2 / 1.2 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Facings Coated glass tissueCore CFC/HCFC–free rigid

urethane with trademarkedNilflam® technology

Fire Performance Not LPCB/FM approvedin this application

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For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

PARTIALLY BONDED BUILT–UP FELT AND MASTIC ASPHALT WATERPROOFING

Insulated Composite Timber Deck with or without Insulation Between Joists

FIXING DETAILSInsulated Composite Timber Deck

● Suitable for use over joists at 400 mm and 600 mm centres.● Cutting of sheets should be carried out using a fine toothed saw.● Lay sheets, plywood facing upwards, with long edges following

joists and with shorter edge joints staggered (see Figure 2).● All edges of the sheets should be supported. The use of 50 x 50 mm cross–noggings

will ensure this along the sheets’ shorter edges and where sheets may be cut atopenings or details.

● A wide bead of non–setting gun–grade mastic sealant, applied along the centre ofthe joists and cross–noggings will ensure a continuous vapour control layer on theunderside of the sheets. The mastic sealant must be wide enough to accommodatetwo sheet edges butted together (see Figure 3). Refer to:

Adshead Ratcliffe & Co Ltd +44 (0) 1773 826 661C M Sealants +44 (0) 2085 196 358

● Sheets should be lightly butted (approx. 2 mm gap) whilst maintaining a 20 mmbearing at edges over supporting timbers.

● For insulant thicknesses over 50 mm, sheets should be fixed with low profile oval head screw fixings. These are to be placed at 200 mm centres around the sheetedges and at 300 mm centres along any intermediate supporting timbers. Refer to:

EJOT UK Limited +44 (0) 1977 687 040Flat Roofing Supplies +44 (0) 1293 590 970SFS Intec Limited +44 (0) 1132 085 500

● Fixings should not be positioned within 10 mm of the sheet edges or within 50 mm ofthe corners.

● Care should be taken to keep the decking dry prior to waterproofing. Always utilise atype 3G felt as the base layer to a 3 layer felt system with a fully bonded perimeterzone, commonly 500 mm wide.

● To avoid cold bridging, ensure the wall insulation around the roof perimeter is carried upinto the parapet as shown in Figure 1. Alternatively, 25–30 mm CFC/HCFC–free rigidurethane insulation is typically used on the face of the parapet prior to waterproofing.

Between Joist Insulation● The insulation boards should be installed between the roof joists

prior to the installation of the insulated roof deck.● To ensure the insulation boards are flush with the top surface of the

joists side–nail timber battens to the joists or partially drivegalvanised nails into the side of the joists in the appropriate positionto provide a ‘stop’. Nails should remain 40 mm proud of the joists.

● Measure the distance between the joists before cutting the boardsas spacings can vary.

● Cut boards individually to fit the joist spacing using a sharp knife or fine toothed saw.

● Lay the correct thickness of insulation between the joists so they are supported by the battens / nails.

● In all cases ensure that insulation boards between joists are fittedtightly. Fill any gaps between the boards and the joists withexpanding urethane sealant.

● Insulate any narrow gaps between a joist and the perimeter wallwith specially cut pieces of board. Support these on blocks nailedto the underside of the joists.

Warning – do not stand on or otherwise support your weight on Kingspan Kooltherm®

K7 Pitched Roof Board unless it is fully supported by a load bearing surface.

®

ACHIEVING U–VALUES2

Kingspan Thermaroof™ TR313

Thickness (mm)U–value Joists Joists(W/m2.K) @ 400 centres @ 600 centres0.25 86 860.22 106 1060.20 116 1160.18 126 126

Figure 1

Figure 2 StaggeredSheet Joints over Roof Joists

Figure 3 Sheets Laidinto Non Setting Mastic

Joists

3 layer built–up felt roofingutilising 3G felt base layerpartially bonded

Plasterboard

Unventilated cavity

Foil vapour control layer tounderside (supplied as part ofKingspan Thermaroof™ TR31)

3G base layer KingspanKooltherm® K8Cavity Board

KingspanThermaroof™ TR31

KingspanKooltherm® K7Pitched Roof Board

5

Insulation angle fillet

Perimeter fully bonded

INTRODUCTIONFor insulating directly over timber joists Kingspan Insulation recommends the use of KingspanThermaroof™ TR31. Incorporating a 6 mm WBP plywood upper surface and a foilunderside, Kingspan Thermaroof™ TR31 combines decking, insulation and vapourcontrol layer in a single product. Suitable for use beneath built–up felt roofing systems thisoffers all the benefits of a warm roof construction whilst being quick and simple toinstall.When a U–value lower than 0.20 W/m2.K is required, Kingspan Insulationrecommends the use of an additional layer of Kingspan Kooltherm® K7 Pitched RoofBoard between roof joists.

PRODUCT DATA

Kingspan Thermaroof™ TR31

Sheet Size (m) 2.4 x 1.2Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Upper Facing 6 mm WBP plywoodCore CFC/HCFC–free rigid

urethaneLower Facing Composite foilFire Performance1

– FAA rating BS 476: Part 3: 1975 – Class 1 BS 476: Part 7: 1997Thermal Conductivity (λ–value)– Plywood 0.140 W/m.K– Insulation 0.023 W/m.K (≥ 35 mm)

1 With appropriate waterproofing and chippings.2 Calculations assume partially bonded built up felt laid over Kingspan Thermaroof™ TR31 installed over timber joists underlined with a 3 mm

skim coated 12.5 mm plasterboard. When calculating U–values to BS EN ISO 6946: 1997, the type of mechanical fixing used maychange the thickness of insulation required. These calculations assume the use of stainless steel fasteners of cross sectional area 12.32 mm2

with 15.20 per m2. For the purposes of these calculations the standard of workmanship has been assumed good and therefore the correctionfactor for air gaps has been ignored.

3 Product thickness = insulant thickness + 6 mm plywood.4 The λ–value quoted is in accordance with the Harmonised European Standard BS EN 13165 using so called 90/90 principles.

Comparison with alternative products may not be appropriate unless the same procedures have been followed.5 Please refer to the relevant Kingspan Insulation product literature for product data on Kingspan Kooltherm® K7 Pitched Roof Board.

The figures above are for guidance only. A detailed U–value calculation together with condensation risk analysis should be completed foreach individual project. Please call the Kingspan Insulation Technical Services Department for assistance.

Thickness (mm) of KingspanKooltherm® K7 Pitched Roof Board5

between joists conjunction with 116 mm Kingspan Thermaroof™TR31 over the joists3

U–value Joists Joists(W/m2.K) @ 400 centres @ 600 centres0.16 40 40

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Type 4A sheathing feltto BS 747: 2000

20 mm two coat mastic asphalton loose laid sheathing felt

Concrete deck

Vapour control layer

DPC to draininternally orexternally asspecified

Screed to falls

KingspanThermaroof™ TR22

KingspanKooltherm® K8 Cavity Board

Damp proof course(DPC)

24

Figure 1

FULLY BONDED BUILT–UP FELT AND INSULATEDBALCONIES WATERPROOFED WITH MASTIC ASPHALT

WITH A POROUS CONCRETE PROMENADE TILE OVERLAY

PRODUCT DATA

1 With appropriate waterproofing and chippings.2 These examples are based on Kingspan Thermaroof™ TR22

waterproofed using built up felt with the surface covered with mineral chippings. The board is fully bonded to a bitumen based vapourcontrol layer which has itself been fully bonded to a 150 mm concrete deck. The ceiling is 3 mm skim coated 12.5 mm plasterboard with acavity between it and the underside of the deck.For the purposes of these calculations the standard of workmanship has been assumed goodand therefore the correction factor for air gaps has been ignored.

3 Overall product thickness (Insulant thickness + 20 mm cork).4 Dependent on thermal performance of product specified.5 The λ–values quoted are based on the procedures for the determination of the aged values of thermal resistance and thermal conductivity,

laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90 principles. Comparison with alternative productsmay not be appropriate unless the same procedures have been followed.

*Kingspan Thermaroof™ TR27 LPC/FM packer board thickness (mm).

THERMAL PERFORMANCE

U–value Kingspan Rock Mineral(W/m2.K)2 Thermaroof™ Fibre

TR22 Product Thickness (mm)4Thickness (mm)3

0.35 70 90 / 950.25 100 130 / 1350.22 110 150 / 1600.20 75* + 50 165 / 1750.16 60* + 100 210 / 2250.13 90* + 100 265 / 275

Thermal Conductivity5 (λ–value)– Cork 0.042 W/m.K– Core <80 mm thickness 0.027 W/m.K

80 to <120 mm 0.026 W/m.K≥120 mm 0.025 W/m.K

®

Kingspan Thermaroof™ TR22Board Size (m) 1.2 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Upper Facing 20 mm cork roofboardCore CFC/HCFC–free rigid

urethaneLower Facing Glass reinforced

perforated celluloseFire Performance1 BS 476–3: 1958

– FAA rating

INTRODUCTIONKingspan Thermaroof™ TR22 is recommended for use in fully bonded built–up felt andmastic asphalt roofing systems.

Kingspan Thermaroof™ TR22 is a high performance rigid urethane insulant manufacturedwithout the use of CFCs/HCFCs and has zero Ozone Depletion Potential (ODP) laminatedto a 20 mm granulated cork roofboard. A patented glass tissue armature reinforcementincreases the tensile strength and stability, and offers good resistance to foot traffic.

Ideal for both newbuild and refurbishment applications.

FIXING DETAILS● The boards should be fully bedded in hot bitumen, (max. temp

240°C) over a bituminous vapour control layer previouslyattached to the roof deck. (Attachment of the vapourcontrol layer will depend on the deck type. Please contact the Kingspan Insulation TechnicalService Department for further information).

● Alternatively the boards can be secured usingmechanical fixing systems. The number of fixingsrequired will vary with the geographical location of the building andthe height and width of the roof.

● A minimum of 4 No. fixings should be placed within the individual board area giving aminimum fixing rate of 5.55 fixings per square metre (0.6 x 1.2 m boards) see figure 2.

● Each fixing should incorporate a square or circular plate washer (50 mm x 50 mm or50 mm diameter).

● Metal decks and concrete decks should be primed prior to the application of the hotbitumen used to band the vapour control layer to the deck.

● The specified vapour control layer should be continued 25 mm past the insulationabutting the parapet and sealed.

● A two layer fully bonded built up felt system (3G ventilation layer not required) usinghigh performance felt or a loose laid sheathing felt followed by 20 mm two coatmastic asphalt may now be laid.

● At the completion of each day’s work, a night joint must be made to prevent waterpenetrating the roof construction.

● Please note that Kingspan Thermaroof™ TR22 is not suitable for torch–on feltspecifications.

● Boards should be cut using a sharp knife or a fine toothed saw.

Warning – do not stand on or otherwise support your weight on these Kingspan Insulation products unless theyare fully supported by a load bearing surface.

Typical Mechanical Fixing Pattern

Figure 2

1.2

m

0.6 m

4 No. Fixings

The 4 no. fixings should be placed withinthe individual board area and be sited>50 mm and <150 mm from the edgesand corners of the board.

Ensure both fixings and washers are withinthe board area.

25

Kingspan Thermaroof™ TR22 is also available ina tapered version called KingspanThermataper® TT42. See page 14

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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2 layer built–up feltroofing fully bonded

Insulation angle fillet

KingspanThermaroof™TR23

KingspanKooltherm® K8 Cavity Board

Vapour control layer

DPC to drain internally or externally as specified

Damp proof course (DPC)

FIXING DETAILS● The boards should be fully bedded in hot bitumen, (max. temp 240°C)

over a bituminous vapour control layer previously attached to the roofdeck. (Attachment of the vapour control layer will depend on thedeck type. Please contact the Kingpan Insulation TechnicalService Department for further information).

● Alternatively the boards can be secured using mechanicalfixing systems. The number of fixings required will vary withthe geographical location of the building and the height and width of the roof.

● A minimum of 4 No. fixings should be placed within the individual board area giving aminimum fixing rate of 5.55 fixings per square metre (0.6 x 1.2 m boards) see figure 2.

● Each fixing should incorporate a square or circular plate washer (50 mm x 50 mm or 50 mm diameter).

● Metal decks and concrete decks should be primed prior to the application of the hot bitumenused to band the vapour control layer to the deck.

● The specified vapour control layer should be continued 25 mm past the insulation abuttingthe parapet and sealed.

● A two layer fully bonded built up felt system (3G ventilation layer not required) using highperformance felt or a loose laid sheathing felt followed by 20 mm two coat mastic asphaltmay now be laid.

● To avoid cold bridging ensure the wall insulation around the roof perimeter is carried into theparapet as shown in the drawing. Alternatively use 25 / 30 mm CFC/HCFC–free rigidurethane insulation on the face of the parapet prior to waterproofing.Contact KingspanTechnical Service Department (see rear cover).

● At the completion of each day’s work, a night joint must be made to prevent waterpenetrating the roof construction.

● Please note that Kingspan Thermaroof™ TR23 is not suitable for torch–on felt specifications.● Boards should be cut using a sharp knife or a fine toothed saw.

Warning – do not stand on or otherwise support your weight on these Kingspan Insulation products unless they are fullysupported by a load bearing surface.

Figure 1

Figure 2

Typical Mechanical Fixing Pattern1.

2 m

0.6 m

4 No. Fixings

The 4 no. fixings should be placed withinthe individual board area and be sited>50 mm and <150 mm from the edgesand corners of the board.

Ensure both fixings and washers are withinthe board area.

26 27

INTRODUCTIONKingspan Thermaroof™ TR23 is also recommended for use in most fully bondedbuilt–up felt and mastic asphalt waterproofing systems.

Kingspan Thermaroof™ TR23 is a high performance rigid urethane insulantmanufactured without the use of CFCs/HCFCs and has zero Ozone Depletion Potential(ODP) laminated to a 12 mm wood–fibre roofboard. Kingspan Thermaroof™ TR23 canachieve an FAA rating and offers good resistance to foot traffic.

Ideal for both newbuild and refurbishment applications.

FULLY BONDED BUILT–UP FELT AND INSULATEDBALCONIES WATERPROOFED WITH MASTIC ASPHALT

WITH A POROUS CONCRETE PROMENADE TILE OVERLAY

PRODUCT DATA

1 With appropriate waterproofing and chippings.2 These examples are based on Kingspan Thermaroof™ TR23 either waterproofed using 2 layers of built–up felt or 2 layers of mastic asphalt, with the

surface covered with mineral chippings. The board is fully bonded to a bitumen based vapour control layer which has itself been fully bonded to a150 mm concrete deck. The ceiling is 3 mm skim coated 12.5 mm plasterboard with a cavity between it and the underside of the deck. For thepurposes of these calculations the standard of workmanship has been assumed good and therefore the correction factor for air gaps has been ignored.

3 Overall product thickness = Insulant thickness + 12 mm wood Fibre Board.4 Dependent on thermal performance of product specified.5 The λ–values quoted for Kingspan Thermaroof™ TR23 are based on the procedures for the determination of the aged values of thermal

resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13165, using so called 90 / 90 principles.Comparison with alternative products may not be appropriate unless the same procedures have been followed.

*Kingspan Thermaroof™ TR27 LPC/FM packer board thickness (mm).

THERMAL PERFORMANCE

U–value Kingspan Unfaced(W/m2.K)2 Thermaroof™ Rock Mineral

TR23 Product FibreThickness (mm)3 Thickness (mm)4

0.35 67 90 / 950.25 97 130 / 1350.22 50* + 62 150 / 1600.20 70* + 62 165 / 1750.16 90* + 62 210 / 225

Thermal Conductivity5 (λ–value)– Wood Fibre 0.050 W/m.K– Core <80 mm thickness 0.027 W/m.K

80 to <120 mm 0.026 W/m.K≥120 mm 0.025 W/m.K

Kingspan Thermaroof™ TR23Board Size (m) 1.2 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Upper Facing 12 mm wood fibreroofboard

Core CFC/HCFC–free rigidurethane

Lower Facing Glass reinforcedperforated cellulose

Fire Performance1 BS 476–3: 1958– FAA rating

®

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

Concrete deck

Screed to falls

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Insulation angle fillet

2 layer fully bonded torch appliedwaterproofing membrane

Timber deckVapour control layer

KingspanKooltherm®

K8 Cavity Board

KingspanKooltherm®

K11 Roofboard

DPC to draininternally orexternally asspecified

Damp proof course(DPC)

FIXING DETAILS● The boards should be fully bedded in hot bitumen, (max. temp 240°C)

over a bituminous vapour control layer previously attached to theroof deck. (Attachment of the vapour control layer will dependon the deck type. Please contact the Kingpan InsulationTechnical Service Department for further information).

● Alternatively the boards can be secured using mechanicalfixing systems. The number of fixings required will varywith the geographical location of the building and the height and width of the roof.

● A minimum of 5 No. fixings should be placed within the individual board area giving aminimum fixing rate of 4.16 fixings per square metre (1.2 x 1.0 m boards) see figure 2.

● Each fixing should incorporate a square or circular plate washer (50 mm x 50 mm or50 mm diameter).

● Laps at the edges of the roof should be sealed to provide an envelope, by turning thevapour control layer back onto the insulation board (dependant on whether built–upfelt or mastic asphalt is specified).

● Where a vertical upstand detail exists the vapour control layer should be dressedaccordingly to a minimum of 150 mm.

● A two layer fully bonded built up felt system (3G ventilation layer not required) usinghigh performance felt may now be laid.

● At the completion of each day’s work, a night joint must be made to prevent waterpenetrating the roof construction.

● Boards should be cut using a sharp knife or a fine toothed saw.Warning – do not stand on or otherwise support your weight on these Kingspan Insulation products unless theyare fully supported by a load bearing surface.

Typical Mechanical Fixing Pattern

Figure 2

The 5 no. fixings shouldbe placed within theindividual board area andbe sited >50 mm and <150 mm from the edgesand corners of the board.

Ensure both fixings andwashers are within theboard area.

28 29

Figure 1

FULLY BONDED TORCH–APPLIED MULTILAYERBITUMINOUS FELT WATERPROOFING

PRODUCT DATA

1 These examples are based on Kingspan Kooltherm® K11 Roofboard waterproofed with a 2 layer, fully bonded, torch applied waterproofingmembrane finished with 10 mm mineral chippings. The board is mechanically fixed to a bitumen based vapour control layer which has itselfbeen fully bonded to an 18 mm plywood deck on 150 mm deep timber joists at 600 centres. The ceiling is 3 mm skim coated 12.5 mmplasterboard. For the purposes of these calculations the standard of workmanship has been assumed good and therefore the correction factorfor air gaps has been ignored. These calculations assume telescopic tube fasteners with a thermal conductivity of 1.00 W/m.K or less, theeffect of which is insignificant.

2 Product thickness = Insulant thickness + 20 mm Perlite board.3 Dependent on thermal performance of product specified.4 The λ–values quoted for Kingspan Kooltherm® K11 Roofboard are based on the procedures for the determination of the aged values of

thermal resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13166, using so called 90 / 90principles. Comparison with alternative products may not be appropriate unless the same procedures have been followed.

*Kingspan Thermaroof™ TR27 LPC/FM packer board thickness (mm).

THERMAL PERFORMANCE

U–value Kingspan Rock Mineral(W/m2.K)1 Kooltherm® K11 Fibre

Roofboard Thickness (mm)3Thickness (mm)2

0.35 65 85 / 900.25 85 130 / 1350.22 50* + 60 150 / 1550.20 60* + 60 165 / 1750.16 50* + 90 210 / 2200.13 80* + 90 260 / 275

Thermal Conductivity (λ–value)4– Perlite ≥45 mm 0.021 W/m.K– Core 25 – 44 mm 0.023 W/m.K

®

Kingspan Kooltherm® K11 RoofboardBoard Size (m) 1.2 x 1.0Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Upper Facing 20 mm bitumen coatedperlite

Core CFC/HCFC–free rigidphenolic

Lower Facing Perforated glass reinforced cellulose

Fire Performance BS 476–3: 1958– FAA rating

1.0 m

1.2

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INTRODUCTIONKingspan Kooltherm® K11 Roofboard is recommended for use with fully bondedtorch–applied multi–layer bituminous felt waterproofing systems.

Kingspan Kooltherm® K11 Roofboard is a premium performance rigid phenolic insulantmanufactured without the use of CFCs/HCFCs and has zero Ozone Depletion Potential(ODP) laminated to a 20 mm bitumen coated perlite facing which can achieve an FAA firerating and can be bonded to the existing deck / vapour control layer or mechanically fixed.

Ideal for both newbuild and refurbishment applications.

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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Gravel ballast

Cover flashing

Damp proof course(DPC)

Upstand insulationKingspanPurlcrete®chevron

Non–wovenpolyesterfleece layer(if required)

Concretedeck

Screedto falls

Mastic asphaltwaterproofing

KingspanStyrozone®

(to requiredspecification) DPC to drain

internally orexternally asspecified

Figure 1

FIXING DETAILS● Insulation boards may be laid directly over built–up felt, mastic

asphalt or single–ply waterproofing membranes laid to theappropriate falls or outlets. (Where there may be a risk ofplasticiser migration from the roof waterproofing anisolating layer of polypropylene or polyester plastic fibresheet should be interposed between the roof coveringand insulation boards. This provision is also applicable tomastic asphalt tanking specifications).

● Boards should be loose laid in a break bonded pattern,lightly butting the lapped edge joint detail.

● To prevent flotation, wind uplift and UV degradation, boards must be loaded with atleast a 50 mm deep layer of washed rounded gravel nominal size 20 mm to 40 mm.Boards may be overlaid with a geotextile (a non–woven polyester or polypropylenewith a minimum weight of 140 g/m2) lapped 300 mm to allow the gravel ballast tobe maintained at 50 mm. Without the inclusion of the geotextile the thickness ofgravel ballast and Kingspan Styrozone® board should be in the ratio of 1:1.

● Where concrete paving slabs are the preferred ballast these should be laid oncruciform supports (minimum base diameter 150 mm). Paviors 600 x 600 mm and50 mm deep should be used for boards of all thicknesses.

● Kingspan Purlcrete®chevron is recommended for use as insulated upstands. ● Where the possibility of flotation exists, every 10 mm increase in the insulant thickness

above 40 mm should be reflected by a 5 mm slab thickness increase.● A 75 mm peripheral margin of round washed pebbles should be allowed at parapet

/ roof projections when pavior ballast is adopted.● Boards should be cut using a sharp knife or a fine toothed saw.● Kingspan Styrozone® H350 / Kingspan Styrozone® N300 is also available for

use in roof gardens and car park deck applications. For further details please contactthe Kingpan Insulation Technical Service Department.

● A 20% adjustment of thermal performance should be allowed for the cooling effect ofrainwater draining beneath the boards in accordance with Section 3 BS 5250: 2002(Code of practice for control of Condensation in Buildings).

30 31

INTRODUCTIONKingspan Styrozone® H350 / Kingspan Styrozone® N300 is recommended for use inprotected membrane flat roofs and roof gardens.

Kingspan Styrozone® is a high performance rigid extruded polystyrene insulant that ismanufactured without the use of CFCs/HCFCs and has zero Ozone Depletion Potential(ODP). Its closed cell structure makes it ideal for these applications as rigid extrudedpolystyrene is the only material approved for use where it will be subject to freeze / thawand wetting / drying cycles.

Kingspan Styrozone® H350 uses an HFA blowing agent whereas Kingspan Styrozone®

N300 uses a carbon dioxide blowing agent. Both are in compliance with the MontrealProtocol and both are available rebated or tongue and groove on all four edges.

PROTECTED MEMBRANE FLAT ROOFS & ROOF GARDENS

®

BBABRITISHBOARD OFAGRÉMENT

CERTIFICATE 02/3877

PRODUCT DATA THERMAL PERFORMANCE

U–value Kingspan Kingspan(W/m2.K)1 Styrozone® Styrozone®

H350 N300Thickness (mm) Thickness (mm)

0.35 80 1000.25 120 150*0.22 150 170*0.20 160 190*0.18 180* 220*0.16 210* 250*

Thermal Conductivity (λ–value)2– H350 ≤120 mm 0.029 W/m.K

>120 mm 0.031 W/m.K– N300 0 – 60 mm 0.034 W/m.K

61 – 100 mm 0.036 W/m.K*NB. At greater thicknesses it may prove more cost effective to use adouble layer system of thinner boards.

Kingspan Styrozone® H350 /Kingspan Styrozone® N300Board Size (m) 1.25 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Core CFC/HCFC–free rigidextruded polystyrene

Fire Performance Dependent onapplication

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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1 These examples are based on the use of 150 mm concretedeck, 50 mm screed and mastic asphalt waterproofing. The ceiling is 3mm skim coated 12.5mm plasterboard withan unvented cavity between it and the underside of the deck. For the purposes of these calculations the standard ofworkmanship has been assumed good and therefore thecorrection factor for air gaps has been ignored. It is alsoassumed that no fixings have been used.

2 The declared λ–values and R–values quoted are inaccordance with the Harmonised European Standard BS / I.S. EN 13164: 2001 (Thermal insulation products forbuildings – Factory made products of extruded polystyrene(XPS) – Specification) using so called 90 / 90 principles.Comparison with alternative products may not be appropriateunless the same procedures have been followed.

Damp proof course (DPC)

In–situ or precastconcrete deck to falls

75 mm thickness of Lytag / sand concreteGrade 20, with A142 steel wire meshreinforcement at mid–height.

Kingspan Styrozone®

(to required specification)

Damp proof course todrain internally orexternally as specified

25 mm or 30 mm single coat pavinggrade asphalt to BS 1447: 1988

20 mm two–coat mastic asphaltwaterproofing to BS 6925:1988 on an underlay ofglass fibre tissue

32 33

INTRODUCTIONKingspan Styrozone® H 500 R/N 700 R are recommended for use in protectedmembrane car park decks.

Kingspan Styrozone® H 500 R/N 700 R are high performance rigid extrudedpolystyrene insulants that are manufactured without the use of CFCs/HCFCs and have zeroOzone Depletion Potential (ODP). The products have very high compressive strength andthese closed cell structures makes them ideal for these applications as rigid extrudedpolystyrene is the only material approved for use where it will be subject to freeze / thawand wetting / drying cycles.

Ideal for both new build and refurbishment applications.

PROTECTED MEMBRANE CAR PARK DECKS

Figure 1

®

PRODUCT DATA THERMAL PERFORMANCE

U–value Kingspan Kingspan(W/m2.K)1 Styrozone® Styrozone®

H 500 R N 700 RThickness (mm) Thickness (mm)

0.35 80 150*0.25 120* 200*0.22 120* 200*0.20 140* 250*0.16 170* 300*

Thermal Conductivity (λ–value)2– H 500 R ≤120 mm 0.029 W/m.K

>120 mm 0.031 W/m.K– N 700 R ≥50 mm 0.036 W/m.K

Kingspan Styrozone® H 500 R/N 700 RBoard Size (m) 1.25 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

Core CFC/HCFC–free rigid extruded polystyrene

Fire Performance Dependent on application

FIXING DETAILS● Before any work commences the concrete deck should be flat, free

from ridges, hollows and indentations.● Start laying boards from the point of access, the boards should

be tightly butted with staggered joints leaving no gaps wherethey meet upstands i.e. rooflights.

● Lay 75 mm grade 20 concrete mix with A142reinforcing mesh located mid depth.

● Overlay with glass tissue separating membrane.● 20 mm two–coat mastic asphalt waterproofing to BS 6925: 1988.● 25 mm or 30 mm single coat paving grade asphalt to BS 1447: 1988.

Illustration relates to Car ParkDecks for Cars and LightCommercial vehicles with amaximum individual wheel load of1 tonne, for other loading refer toKingspan Technical Department.

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

1 These examples are based on the use of 150 mm concrete deck, 75 mm Lytag screed and mastic asphalt waterproofing with paving slab finish. For the purposes of these calculations the standard of workmanship has been assumed good and therefore thecorrection factor for air gaps has been ignored.

2 The declared λ–values and R–values quoted are in accordance with the Harmonised European Standard BS / I.S. EN 13164: 2001(Thermal insulation products for buildings – Factory made products of extruded polystyrene (XPS) – Specification) using so called 90 / 90principles. Comparison with alternative products may not be appropriate unless the same procedures have been followed.

*NB. At greater thicknesses it may prove more cost effective to use a double layer system of thinner boards.

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INTRODUCTIONKingspan Purlcrete®chevron is recommended for use in lightweight protectedmembrane roofing where maintenance access is required.

A high performance rigid extruded polystyrene insulant / 10 mm polymer fibre reinforcedcementitious topped composite panel that is manufactured without the use of CFCs/HCFCsand has zero Ozone Depletion Potential (ODP). Weighing less than a quarter of theweight of traditional paving slabs (22–23 kg/m2) Kingspan Purlcrete®chevron ensuresthat roof loading is kept to a minimum. Achieving an FAA fire rating, the panels arerebated on all four edges offering excellent resistance to wind uplift.

Ideal for both new build and refurbishment applications.

LIGHTWEIGHT PROTECTED MEMBRANE ROOFS

®

Figure 1

KingspanPurlcrete®chevron

Concrete deck

Paving slab restraint toperimeter edge

20–40 mm diameterround washed pebbles

Concrete screedMastic asphaltwaterproofing

Rigid extrudedpolystyreneinsulation fillet

PRODUCT DATA THERMAL PERFORMANCE

Kingspan Purlcrete®chevronBoard Size (m) 1.2 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

10 mm Topping 10 mm Polymer fibre reinforced hydraulic cement

Core CFC/HCFC–free rigidextruded polystyrene

Fire Performance BS 476–3: 1958– FAA rating

U–value Kingspan(W/m2.K)1 Purlcrete®chevron2

Product Thickness (mm)0.25 60+803

0.22 60+1003

0.20 60+1203

0.16 60+160*Thermal Conductivity (λ–value)4

– Core 0.029 W/m.K– Topping 1.4 W/m.K

FIXING DETAILS● Before any work commences the roof waterproofing should be

completed and the roof completely watertight and wind stable. The roof should be graded to allow the correct falls to allrainwater outlets and the surface smooth without largeprojections steps or gaps.

● A full wind uplift calculation should be produced to verifythe fixing specification over the roof. This should beassessed in accordance with BS 6399 – 2: 1987 (Codeof practice for wind loads). This service is available free ofcharge from the Kingpan Insulation Technical Service Department.

● The design restraint of the Kingspan Purlcrete®chevron system when interlocked intoan array can be up to five times the panel self weight. Please contact the KingpanInsulation Technical Service Department for further information.

● Full details of the laying procedure for this product should be obtained from theKingspan Insulation Technical Service Department.

● Double entry rainwater outlet or gullies should be specified to allow rainwater to bedrained from the roof surface at both membrane and upper surface level.

● The boards have a pre–finished, durable, smooth upper surface and no furthertreatment is necessary, (suitable for maintenance access).

● To protect the upstand detail from UV light and thermal cycling KingspanPurlcrete®chevron can be fitted vertically (see figure 2).

● The 75 mm peripheral margin should be insulated separately with extrudedpolystyrene and ballasted to prevent wind uplift.

● An allowance of 20% of the calculated thermal resistance should be made tocompensate for saturated roofs during long periods of rain, in accordance withBS 5250: 2002 (Code of practice for control of condensation in buildings).

● Where the panels are perforated to allow pipes or other roof projections to passthrough, holes should be cut cleanly using a masonry saw. If the stability of the roof isaffected, additional restraint may be required.

● The roof deck should be close boarded to prevent any damage if used as a workingplatform after the system has been laid. On completion the roof should be swept cleanand all debris removed.

● When ever work is interrupted free edges of the laid panels under which wind maybe able to blow should be temporarily ballasted (if allowed) or adequately secured toavoid wind blow off of the partially completed roof area.

Figure 2

Alternative Upstand Detail

1 These examples are based on the use of 150 mm concrete deck, 50 mm screed and mastic asphalt waterproofing. For the purposes of thesecalculations the standard of workmanship has been assumed good and therefore the correction factor for air gaps has been ignored. It is alsoassumed that no fixings have been used.

2 Product thickness = Insulant thickness + 10 mm topping.3 The first number indicates the thickness of Kingspan Purlcrete®promenade and the second thickness indicates a layer of Kingspan Styrozone®

H350 inserted below. *The 160 mm thickness is made up of two 80mm layers.4 The λ–values quoted for Kingspan Purlcrete®chevron are based on the procedures for the determination of the aged values of thermal

resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13164, using so called 90 / 90 principles.Comparison with alternative products may not be appropriate unless the same procedures have been followed.

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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16–32 mm diameterround washed pebbles

Kingspan Purlcrete®promenade edgepanel (if required) 40 mm Topping

Kingspan Purlcrete®promenadestandard panel 20 mm topping

Concretedeck

Screed tofalls Promenade clip (if required)

Mastic asphaltwaterproofing

Extrudedpolystyrenefillet

FIXING DETAILS● Before any work commences the roof waterproofing should be

completed and the roof completely watertight and windstable. The roof should be graded to allow the correct fallsto all rainwater outlets and the surface smooth withoutlarge projections steps or gaps.

● A full wind uplift calculation should be produced to verifythe fixing specification over the roof. This should beassessed in accordance with BS 6399 – 2: 1987 (codeof practice for wind loadings). This service is available free ofcharge from the Kingspan Insulation Technical Service Department.

● The design restraint of the Kingspan Purlcrete®promenade system when interlockedinto an array can be up to twice the panel self weight. Please contact the KingspanInsulation Technical Service Department for further information.

● The panels can be laid in a square / chessboard array (see Figure 2). Full details ofthe laying procedure for this product should be obtained from the Kingspan InsulationTechnical Service Department.

● Double entry rainwater outlet or gullies should be specified to allow rainwater to bedrained from the roof surface at both membrane and upper surface level.

● The boards have a pre–finished, durable, smooth upper surface and no furthertreatment is necessary.

● An allowance of 20% of the calculated resistance should be made to compensate forsaturated roofs during long periods of rain, in accordance with BS 5250: 2002(Code of practice for control of Condensation in Buildings).

● The roof deck should be close boarded to prevent any damage if used as a workingplatform after the system has been laid. On completion the roof should be swept cleanand all debris removed.

● The Kingspan Purlcrete®promenade roofing system requires little or no maintenance.Periodic Clearance of gutter, rainwater outlet and removal of any build up ofvegetation is good roofing practice.

Figure 2

Square / Chessboard Array

INTRODUCTIONKingspan Purlcrete®promenade is recommended for use in lightweight protectedmembrane roof constructions for pedestrian areas and terraces.

A high performance rigid extruded polystyrene insulant / 20 mm polymer fibre reinforcedcementitious topped composite panel that is manufactured without the use ofCFCs/HCFCs and has zero Ozone Depletion Potential (ODP). Weighing less than halfthe weight of traditional paving slabs (41–43 kg/m3) Kingspan Purlcrete®promenadeensures that roof loading is kept to a minimum. Achieving an FAA fire rating, the panelsare rebated on all four edges offering excellent resistance to wind uplift.

With an attractive exposed aggregate finish Kingspan Purlcrete®promenade is idealfor both new build and refurbishment applications.

PEDESTRIAN AREAS AND TERRACES ON LIGHTWEIGHTPROTECTED MEMBRANE ROOFS

®

Figure 1

PRODUCT DATA

1 These examples are based on the use of 150 mm concrete deck, 50 mm screed and mastic asphalt waterproofing. For the purposes of thesecalculations the standard of workmanship has been assumed good and therefore the correction factor for air gaps has been ignored. It is alsoassumed that no fixings have been used.

2 Product thickness = insulant thickness + 20 mm topping.3 The first number indicates the thickness of Kingspan Purlcrete®promenade and the second thickness indicates a layer of Kingspan Styrozone®

H350 inserted below. *The 160mm thickness is made up of two 80mm layers.4 The λ–values quoted for Kingspan Purlcrete®promenade is based on the procedures for the determination of the aged values of thermal

resistance and thermal conductivity, laid down by the Harmonised European Standard BS EN 13164, using so called 90 / 90 principles.Comparison with alternative products may not be appropriate unless the same procedures have been followed.

THERMAL PERFORMANCE

Kingspan Purlcrete®promenadeBoard Size (m) 0.6 x 0.6Insulant Thickness Please refer to local(mm) distributor or Kingspan

Insulation price list forcurrent stock andnon–stock sizes

20 mm Topping 20 mm polymer fibre reinforced hydraulic cement

Core CFC/HCFC–free rigidextruded polystyrene

Fire Performance BS 476–3: 1958– FAA rating

U–value Kingspan(W/m2.K)1 Purlcrete®promenade2

Product Thickness (mm)0.25 70+803

0.22 70+1003

0.20 70+1203

0.16 70+160*Thermal Conductivity (λ–value)4

– Core 0.029 W/m.K– Topping 1.4 W/m.K

For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

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For Technical Advice call 0870 850 8333 For Technical Advice call 0870 850 8333

Please note that the reflective surface used on some Kingspan Insulation products isdesigned to enhance their thermal performance. As such, it will reflect light as well asheat, including ultraviolet light. Therefore, if these products are being installed during verybright or sunny weather, it is advisable to wear UV protective sunglasses or goggles, andif the skin is exposed for a significant period of time, to protect the bare skin with a UVblock sun cream.

The reflective facing used on some Kingspan Insulation products can be slipperyunderfoot when wet. Therefore, it is recommended that any excess material should becontained to avoid a slip hazard.

Warning – do not stand on or otherwise support your weight on these KingspanInsulation products unless they are fully supported by a load bearing surface.

The Kingspan Kooltherm® K–range● With a thermal conductivity of 0.021 – 0.024 W/m.K CFC/HCFC–free rigid

phenolic insulation is the most thermally efficient insulation product commonlyavailable.

● Utilises the thinnest possible insulation board to achieve required U–values.● Fire performance can be equivalent to mineral fibre.● Achieves a Class 0 fire rating to the Building Regulations and Low Risk rating for the

Technical Standards in Scotland.● Achieves the best possible rating of < 5% smoke obscuration when tested to BS

5111: Part 1: 1974. ● CFC/HCFC–free with zero Ozone Depletion Potential (ODP).

The Kingspan Therma™ Range● With a thermal conductivity of 0.022 – 0.028 W/m.K CFC/HCFC–free rigid

urethane insulation is one of the most thermally efficient insulation products commonlyavailable.

● Easily achieves required U–values with minimum board thickness.● Achieves the required fire performance for the intended application.● CFC/HCFC–free with zero Ozone Depletion Potential (ODP).

The Kingspan Styrozone® & Purlcrete® Ranges● Rigid extruded polystyrene insulation (XPS) has the highest compressive strength of any

commonly available insulant.● Ideal for specialist applications such as inverted roofing and heavy–duty flooring.● Easily achieves required U–values with minimum board thickness. ● Achieves the required fire performance for the intended application.● CFC/HCFC–free with zero Ozone Depletion Potential (ODP).

All Products● Their closed cell structure resists both moisture and water vapour ingress – problems

which can be associated with open cell materials such as mineral fibre and whichcan result in reduced thermal performance.

● Unaffected by air movement – problems that can be experienced with mineral fibreand which can reduce thermal performance.

● Safe and easy to install – non–fibrous● Provide reliable long term thermal performance over the lifetime of the building.NB Kingspan Insulation Ltd. reserves the right to amend product specifications without prior notice. Product thicknessesshown in this document should not be taken as being available ex–stock and reference should be made to the currentKingspan Insulation price–list or advice sought from Kingspan Insulation’s Customer Service Department. The information,technical details and fixing instructions etc. included in this literature are given in good faith and apply to usesdescribed. Recommendations for use should be verified as to the suitability and compliance with actual requirements,specifications and any applicable laws and regulations. For other applications or conditions of use, Kingspan Insulationoffers a Technical Advisory Service (see below) the advice of which should be sought for uses of Kingspan Insulationproducts that are not specifically described herein. Please check that your copy of the literature is current by contactingthe Kingspan Insulation Marketing Department (see rear cover).

HEALTH AND SAFETY

Kingspan Insulation offers an extensive range of premium and high performance insulationproducts, breathable membranes and pre–fabricated / pre–insulated systems for theconstruction industry. Following an extensive investment programme, Kingspan Insulation iscontinuing to lead the insulation industry by manufacturing its insulation products with zeroOzone Depletion Potential (ODP) and quoting thermal performance data in accordancewith the new harmonised European Standards.

Kingspan Insulation Limited specialises in the solution of insulation problems. The Kingspan Insulation range of insulation products meet the exacting requirements of theconstruction industry and are produced to the highest standards, including BS EN ISO9001: 2000 / I.S. EN ISO 9001: 2000. Each product has been designed to fulfil aspecific need and has been manufactured to precise standards and tolerances.

Insulation for:● Pitched Roofs● Flat Roofs● Cavity Walls ● Timber and Steel Framing● Externally Insulated Cladding Systems● Floors● Soffits

Solutions:● Insulated Dry–Lining● Tapered Roofing Systems● Kingspan KoolDuct® Pre–Insulated Ducting● Kingspan nilvent ® Breathable Membranes

KINGSPAN INSULATION

THE KINGSPAN INSULATION PRODUCT RANGE