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SECTION 05 70 00DECORATIVE METAL

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Copyright 2010 - 2015 ARCAT, Inc. - All rights reserved

1 GENERAL

1.1 SECTION INCLUDES

1.1.1 Metal Enclosure Products of the Following Types:1.1.1.1 Radiator covers and enclosures.1.1.1.2 Finned tube, baseboard and convector covers and enclosures.1.1.1.3 Pipe covers, soffit covers and fire sprinkler system covers and enclosures.1.1.1.4 Fan coil covers and enclosures.1.1.1.5 Induction unit covers and enclosures.1.1.1.6 Unit ventilator covers and enclosures.1.1.1.7 Unit ventilator shelving.1.1.1.8 Cabinets.1.1.1.9 Packaged terminal air conditioner (PTAC) covers and enclosures.1.1.1.10 Bar grilles and ornamental metal grilles.1.1.1.11 Humidifier pans.1.1.1.12 Ventilators.1.1.1.13 Penthouses.1.1.1.14 Louvers.1.1.1.15 Dampers.

1.2 RELATED SECTIONS

1.2.1 Section 05 50 00 - Metal Fabrications.

1.2.2 Section 10 21 23 - Cubicle Curtains and Track.

1.2.3 Section 23 37 23.16 - HVAC Gravity Louvered-Penthouse Ventilators.

1.3 REFERENCES

1.3.1 ASTM International (ASTM):1.3.1.1 ASTM A 240 - Standard Specification for Chromium and Chromium-Nickel

Stainless Steel Plate, Sheet and Strip for Pressure Vessels and for General Application.

1.3.1.2 ASTM A 366 - Standard Specification for Commercial Steel (CS) Sheet, Carbon (0.15 Maximum Percent) Cold-Rolled.

1.3.1.3 ASTM A 653 - Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process.

1.3.1.4 ASTM B 36 - Standard Specification for Brass Plate, Sheet, Strip and Rolled Bar.1.3.1.5 ASTM B 209 - Standard Specification for Aluminum and Aluminum-Alloy Sheet

and Plate.1.3.1.6 ASTM C 665 - Standard Specification for Mineral-Fiber Blanket Thermal

Insulation for Light Frame Construction and Manufactured Housing.

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1.3.1.7 ASTM D 1187 - Standard Specification for Asphalt-Base Emulsions for use as protective coatings for metal.

1.3.1.8 ASTM E 136 - Standard Test Method for behavior of materials in a Vertical Tube Furnace at 750 degrees C.

1.4 SUBMITTALS

1.4.1 Submit under provisions of Section 01 30 00 - Administrative Requirements.

1.4.2 Product Data: Manufacturer's data sheets on each product to be used, including:1.4.2.1 Preparation instructions and recommendations.1.4.2.2 Storage and handling requirements and recommendations.1.4.2.3 Installation methods.

1.4.3 Shop Drawings:1.4.3.1 Before any of the materials in this section are delivered to the job site, submit

complete shop drawings to the Architect.1.4.3.2 Shop Drawings shall include plans, elevations and detail sections. Show jointing,

anchorage and accessory items, and specify finishes. Shop drawings must show actual dimensions of existing conditions where heating unit covers are to be installed.

1.4.3.3 Shop drawings must be coordinated with and submitted simultaneously with curtain wall shop drawings. Shop drawings must show current wall setting and heating unit cover interface.

1.4.4 Verification Samples: For each finished product specified, two samples, minimum size 12 inches (305 mm) square, representing actual product, color, finishes and patterns.

1.5 QUALITY ASSURANCE

1.5.1 Verify dimensions by field measurement before fabrication, where possible, without delaying the project. Design units to provide for adjustment and fitting of components during field installation.

1.5.2 Preassemble units at the shop to the greatest extent possible to minimize mechanical joints, splicing and field assembly of units.

1.5.3 Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and workmanship.1.5.3.1 Finish areas designated by Architect.1.5.3.2 Do not proceed with remaining work until workmanship, color and sheen are

approved by Architect.1.5.3.3 Refinish mock-up as required to produce acceptable work.

1.6 DELIVERY, STORAGE AND HANDLING

1.6.1 Store products in manufacturer's unopened packaging until ready for installation.

1.7 PROJECT CONDITIONS

1.7.1 Maintain environmental conditions (temperature, humidity and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.

2 PRODUCTS

2.1 MANUFACTURERS

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2.1.1 Acceptable Manufacturer: Arsco Manufacturing Company / Division of AHEMCO, LLC., which is located at: 5313 Robert Ave.; Cincinnati, OH 45248; Toll Free Tel: 800-543-7040; Tel: 614-425-0345; Fax: 513-741-6292; Email:request info ([email protected]); Web:www.arscomfg.com

2.1.2 Substitutions: Not permitted.

2.1.3 Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.

2.2 MATERIALS

2.2.1 Materials: Provide materials which have been selected for their surface flatness, smoothness and freedom from surface blemishes where exposed to view in the finished unit.

2.2.2 Fasteners: Provide concealed fasteners of the same basic metal and finish as the fastened metal. Use round washer head, phillips self drilling, zinc-plated head machine screws where exposed, unless otherwise indicated.

2.2.3 Anchors: Use non-ferrous metal or hot-dip galvanized anchorages on exterior walls. Installer shall provide toothed steel or lead shield expansion bolt devices for drilled-in-place anchors.

2.2.4 Corrosion Control: Prevent galvanic action and other forms of corrosion by insulating metals and other materials from direct contact with incompatible material.

2.2.5 Sound Deadening Material: Unfaced, mineral-fiber blanket insulation complying with ASTM C 665, Type I, and passing ASTM E 136 test.

2.2.6 Steel Sheet: Flat sheet complying with ASTM A 366, recommended by the producer and finisher for type of use and finish indicated with strength and durability preparation of alloy.

2.2.7 Aluminum Sheet: Flat sheet complying with ASTM B 209, alloy and temper recommended by aluminum producer and finisher for type of use and finished indicated, and with not less than strength and durability properties of alloy 3003-H14.

2.2.8 Galvanized Steel Sheet: ASTM A 653/ A 653M, Z275 coating, either commercial steel or forming steel.

2.2.9 Stainless Steel Sheet: ASTM A 240/ A240M or ASTM A 666, Type 304 stretcher leveled standard level of flatness.

2.2.10 Bronze Sheet: ASTM B36/ B36M, alloy UNS No. C28000 (muntz metal, 60 percent copper) or alloy UNS No. C23000 (red brass, 85 percent copper).

2.3 FABRlCATlON, GENERAL

2.3.1 Fabricate units from material thickness specified, made from sheets conforming to ASTM A 366.

2.3.2 Fabricate units to support a minimum loading of 200 lbs. per sq. ft. or 150 lbs. per lin. ft. (whichever is greater) without permanent deflection. Provide stiffeners or laminated backing as required for strength and rigidity. Include brackets, plates and straps in the assemblies for support and anchorage to other work.

2.3.3 Form enclosures to the profiles, sizes and shapes shown. Form sheet metal sections to provide flush meeting edges without metal-to-metal laps at joints or exposed metal edges, unless otherwise shown.

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2.3.4 Fabricate units so that they are removable and fit to a tolerance of not less than 1/32 inch and not more than 1/16 inch at each edge.

2.3.5 For miters and copes to be tight fitting, square and in true alignment. Close exposed corners and seams by forming procedures or by welding, brazing or soldering and grinding smooth and flush on exposed surfaces. Comply with the recommendations of AWS and NAAMM for welding, brazing and soldering. Edges shall be smooth and free of any burrs.

2.4 RADIATOR COVERS AND ENCLOSURES

2.4.1 Radiator Covers and Enclosures: Grilles, end panels, back panels, tops and hardware as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.4.1.1 Model: SGSJ, Square Corner, Grecian Perforated.2.4.1.2 Model: SOSJ, Square Corner, Octagonal Cane Perforated.2.4.1.3 Model: SCSJ, Square Corner, Clover Leaf Perforated.2.4.1.4 Model: RGSJ, Round Corner, Grecian Perforated.2.4.1.5 Model: ROSJ, Round Corner, Octagonal Cane Perforated.2.4.1.6 Model: RCSJ, Round Corner, Clover Leaf Perforated.2.4.1.7 Model: MGSJ, Mitered Corner, Grecian Perforated.2.4.1.8 Model: MOSJ, Mitered Corner, Octagonal Cane Perforated.2.4.1.9 Model: MCSJ, Mitered Corner, Clover Leaf Perforated.2.4.1.10 Model: Custom model based on requirements coordinated with the Drawings

and the Following:2.4.1.10.1 Style: S, Square corner tops and covers.2.4.1.10.2 Style: R, Round corner tops and covers.2.4.1.10.3 Style: M, Mitered corner tops and covers.2.4.1.10.4 Grilles: G, Grecian Grill Pattern, 35 percent open, pencil proof - recessed

0.375 inch.2.4.1.10.5 Grilles: O, Octagonal Grill Pattern, 36 percent open, pencil proof -

recessed 0.375 inch.2.4.1.10.6 Grilles: C, Clover Leaf Grill Pattern, 50 percent open, pencil proof -

recessed 0.375 inch.2.4.1.10.7 Grilles: ____________.2.4.1.10.8 Floor Mounted Unit Return: PGL, Punched Louver, 0.3125 inch x 3.5 inch

one deflection louver, pencil proof.2.4.1.10.9 Floor Mounted Unit Return: PGS, Punched Slot, 0.25 inch x 3.00 inch,

pencil proof, no deflection.2.4.1.10.10 Floor Mounted Unit Return: PGH1, 0.25 inch (6 mm) diameter punched

holes on 0.375 inch staggered centers, pencil proof.2.4.1.10.11 Floor Mounted Unit Return: PGH2, 0.125 inch (3 mm) diameter punched

holes on 0.25 inch staggered centers, pencil proof.2.4.1.10.12 Floor Mounted Unit Return: BGC, extruded aluminum bar grille, core.2.4.1.10.13 Floor Mounted Unit Return: BGF, extruded aluminum bar grille, framed.2.4.1.10.14 Floor Mounted Unit Return: BGCC, extruded aluminum continuous bar

grille, core.2.4.1.10.15 Floor Mounted Unit Return: BGFC, extruded aluminum continuous bar

grille, framed.2.4.1.10.16 Floor Mounted Unit Return: RDG, removable dampered grille.2.4.1.10.17 Floor Mounted Unit Return: RPG, removable punched grille.2.4.1.10.18 Floor Mounted Unit Return: BGCSS, stainless steel bar grille, core.2.4.1.10.19 Floor Mounted Unit Return: BGFSS, stainless steel bar grille, framed.2.4.1.10.20 Floor Mounted Unit Supply: PGL, Punched Louver, 0.3125 inch x 3.5

inch one deflection louver, pencil proof.2.4.1.10.21 Floor Mounted Unit Supply: PGS, Punched Slot, 0.25 inch x 3.00 inch,

pencil proof, no deflection.2.4.1.10.22 Floor Mounted Unit Supply: PGH1, 0.25 inch (6 mm) diameter punched

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holes on 0.375 inch staggered centers, pencil proof.2.4.1.10.23 Floor Mounted Unit Supply: PGH2, 0.125 inch (3 mm) diameter punched

holes on 0.25 inch staggered centers, pencil proof.2.4.1.10.24 Floor Mounted Unit Supply: BGC, extruded aluminum bar grille, core.2.4.1.10.25 Floor Mounted Unit Supply: BGF, extruded aluminum bar grille, framed.2.4.1.10.26 Floor Mounted Unit Supply: BGCC, extruded aluminum continuous bar

grille, core.2.4.1.10.27 Floor Mounted Unit Supply: BGFC, extruded aluminum continuous bar

grille, framed.2.4.1.10.28 Floor Mounted Unit Supply: RDG, removable dampered grille.2.4.1.10.29 Floor Mounted Unit Supply: RPG, removable punched grille.2.4.1.10.30 Floor Mounted Unit Supply: BGCSS, stainless steel bar grille, core.2.4.1.10.31 Floor Mounted Unit Supply: BGFSS, stainless steel bar grille, framed.2.4.1.10.32 Wall Mounted Units: PGL, Punched Louver, 0.3125 inch x 3.5 inch one

deflection louver, pencil proof.2.4.1.10.33 Wall Mounted Units: PGS, Punched Slot, 0.25 inch x 3.00 inch, pencil

proof, no deflection.2.4.1.10.34 Wall Mounted Units: PGH1, 0.25 inch (6 mm) diameter punched holes on

0.375 inch staggered centers, pencil proof.2.4.1.10.35 Wall Mounted Units: PGH2, 0.125 inch (3 mm) diameter punched holes

on 0.25 inch staggered centers, pencil proof.2.4.1.10.36 Wall Mounted Units: BGC, extruded aluminum bar grille, core.2.4.1.10.37 Wall Mounted Units: BGF, extruded aluminum bar grille, framed.2.4.1.10.38 Wall Mounted Units: BGCC, extruded aluminum continuous bar grille,

core.2.4.1.10.39 Wall Mounted Units: BGFC, extruded aluminum continuous bar grille,

framed.2.4.1.10.40 Wall Mounted Units: RDG, removable dampered grille.2.4.1.10.41 Wall Mounted Units: RPG, removable punched grille.2.4.1.10.42 Wall Mounted Units: BGCSS, stainless steel bar grille, core.2.4.1.10.43 Wall Mounted Units: BGFSS, stainless steel bar grille, framed.

2.4.1.11 Wall Mounting: Galvanized steel top clip over wall angles and 90 degree bottom angles are provided loose. Wall-hung units with open bottoms and ends for continuous runs.

2.4.1.12 Floor Mounting: Offset floor angles are provided loose. Compatible with all construction materials. Floor-mounted units with openings low in front for make-up air flow.

2.4.1.13 Construction: FA, Factory Assembled.2.4.1.14 Construction: SJ, Slip Joint - shipped in pieces, assembled on site by installer.2.4.1.15 Material and Finish, Cold Rolled Steel:

2.4.1.15.1 Material: CR, cold rolled steel, residential grade, 22 gauge (0.076 mm).2.4.1.15.2 Material: CR, cold rolled steel, commercial grade, 18 gauge (1.27 mm).2.4.1.15.3 Material: CR, cold rolled steel, commercial grade, ______ gauge.2.4.1.15.4 Finish: STD powder coat.

2.4.1.15.4.1 Color: White.2.4.1.15.4.2 Color: Soft white.2.4.1.15.4.3 Color: Antique.2.4.1.15.4.4 Color: Gray.2.4.1.15.4.5 Color: Brown.2.4.1.15.4.6 Color: Jet black.2.4.1.15.4.7 Color: Custom.

2.4.1.15.5 Finish: K500, Kynar 500, color _______.2.4.1.15.6 Finish: K700, Kynar 700, color _______.2.4.1.15.7 Finish: BE-COLOR, baked enamel, color _______.

2.4.1.16 Material and Finish, Hot Rolled Steel:2.4.1.16.1 Material: HR, HRPO, 14 gauge (1.78 mm).

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2.4.1.16.2 Material: HR, HRPO, ______ gauge.2.4.1.16.3 Finish: STD powder coat.



2.4.1.17 Material and Finish, Aluminum:2.4.1.17.1 Material: ALU, 3003 H-14 aluminum, 0.063 inch (1.60 mm).2.4.1.17.2 Material: ALU, 3003 H-14 aluminum, 0.080 inch (2.03 mm).2.4.1.17.3 Material: ALU, 3003 H-14 aluminum, 0.125 inch (3.57 mm).2.4.1.17.4 Finish: A-COLOR, clear anodized.2.4.1.17.5 Finish: A-COLOR, color anodized, color _______.2.4.1.17.6 Finish: K500, Kynar 500, color _______.2.4.1.17.7 Finish: K700, Kynar 700, color _______.

2.4.1.18 Material and Finish, Stainless Steel:2.4.1.18.1 Material: Stainless steel, type 304, 18 gauge (1.27 mm).2.4.1.18.2 Material: Stainless steel, type 304, ______ gauge.2.4.1.18.3 Finish: No. 2B finish.2.4.1.18.4 Finish: No. 4 finish, vertical brush finish.2.4.1.18.5 Finish: No. 4 finish, horizontal direction brush.

2.4.1.19 Material and Finish, Brass:2.4.1.19.1 Material: B, brass, 18 gauge (1.27 mm).2.4.1.19.2 Material: B, brass, ______ gauge.2.4.1.19.3 Finish: Satin finish.

2.4.1.20 Accessories: 12TMAX8, insulation - 1/2 inch (13 mm) Thermax sheathing by Dow Chemical.

2.4.1.21 Accessories: KDD-3553, Kinetics mastic sound deadener, vibration dampener.2.4.1.22 Accessories: RFP, removable front panel.

2.4.1.22.1 Description: Concealed fasteners, removable front panel.2.4.1.22.2 Description: Non-concealed fasteners, removable front panel.

2.4.1.23 Accessories: HT, hinged top.2.4.1.24 Accessories: A/C, Std. 5 inch W x 6 inch H hinged access door.2.4.1.25 Accessories: LL, 1.25 inch leg levelers.2.4.1.26 Accessories: Additional Leg Height, L x H _______.2.4.1.27 Accessories: GHP, galvanized humidifier pan.2.4.1.28 Accessories: Cut outs.

2.4.1.28.1 Size, Location: __________.2.4.1.28.2 Size, Location: Verify in field.

2.5 FINNED TUBE, BASEBOARD AND CONVECTOR COVERS AND ENCLOSURES

2.5.1 Finned Tube Covers, Baseboard Covers, and Convector Covers and Enclosures: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.5.1.1 Model: FTGGFM, Finned tube, Grecian Perforated, Floor Mounted.2.5.1.2 Model: FTOGFM, Finned tube, Octagonal Cane Perforated, Floor Mounted.2.5.1.3 Model: FTCGFM, Finned tube, Clover Leaf Perforated, Floor Mounted.2.5.1.4 Model: FT90FM, Finned tube, 90 degrees Flat Punched Top and Front, Floor

Mounted.2.5.1.5 Model: FT30FM, Finned tube, 30 Sloped Punched Top and Front, Floor

Mounted.

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2.5.1.6 Model: FT45FM, Finned tube, 45 degrees Sloped Punched Top and Front, Floor Mounted.

2.5.1.7 Model: FT60FM, Finned tube, 60 degrees Sloped Punched Top and Front, Floor Mounted.

2.5.1.8 Model: FT90HL, Finned Tube, 90 degrees Flat Top, Front Punched High and Low, Floor Mounted.

2.5.1.9 Model: FTGGWM, Finned tube, Grecian Perforated, Wall Mounted.2.5.1.10 Model: FTOGWM, Finned tube, Octagonal Cane Perforated, Wall Mounted.2.5.1.11 Model: FTCGWM, Finned tube, Clover Leaf Perforated, Wall Mounted.2.5.1.12 Model: FT90WM, Finned tube, 90 degrees Flat Punched Top, Wall Mounted.2.5.1.13 Model: FT30WM, Finned tube, 30 degrees Sloped Punched Top, Wall Mounted.2.5.1.14 Model: FT45WM, Finned tube, 45 degrees Sloped Punched Top, Wall Mounted.2.5.1.15 Model: FT60WM, Finned tube, 60 degrees Sloped Punched Top, Wall Mounted.2.5.1.16 Model: Custom model based on requirements coordinated with the Drawings.

2.5.1.16.1 Build Model: FT-Perf.2.5.1.16.2 Build Model: FT30, 30 degrees from horizontal.2.5.1.16.3 Build Model: FT45, 45 degrees from horizontal.2.5.1.16.4 Build Model: FT60, 60 degrees from horizontal.2.5.1.16.5 Build Model: FT90HL.2.5.1.16.6 Style: S, Square corner tops and covers.2.5.1.16.7 Style: R, Round corner tops and covers.2.5.1.16.8 Style: M, Mitered corner tops and covers.2.5.1.16.9 Grilles: G, Grecian Grill Pattern, 35 percent open, pencil proof - recessed



recessed 0.375 inch.2.5.1.16.12 Grilles: ____________.2.5.1.16.13 Floor Mounted Unit Return: PGL, Punched Louver, 0.3125 inch x 3.5

inch one deflection louver, pencil proof.2.5.1.16.14 Floor Mounted Unit Return: PGS, Punched Slot, 0.25 inch x 3.00 inch,









holes on 0.25 inch staggered centers, pencil proof.2.5.1.16.29 Floor Mounted Unit Supply: BGC, extruded aluminum bar grille, core.

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2.5.1.16.30 Floor Mounted Unit Supply: BGF, extruded aluminum bar grille, framed.2.5.1.16.31 Floor Mounted Unit Supply: BGCC, extruded aluminum continuous bar











2.5.1.19 Material and Finish, Cold Rolled Steel:2.5.1.19.1 Material: CR, cold rolled steel, residential grade, 22 gauge (0.076 mm).2.5.1.19.2 Material: CR, cold rolled steel, commercial grade, 18 gauge (1.27 mm).2.5.1.19.3 Material: CR, cold rolled steel, commercial grade, ______ gauge.2.5.1.19.4 Finish: STD powder coat.



2.5.1.20 Material and Finish, Hot Rolled Steel:2.5.1.20.1 Material: HR, HRPO, 14 gauge (1.78 mm).2.5.1.20.2 Material: HR, HRPO, ______ gauge.2.5.1.20.3 Finish: STD powder coat.

2.5.1.20.3.1 Color: White.2.5.1.20.3.2 Color: Soft white.2.5.1.20.3.3 Color: Antique.2.5.1.20.3.4 Color: Gray.

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2.5.1.20.3.5 Color: Brown.2.5.1.20.3.6 Color: Jet black.2.5.1.20.3.7 Color: Custom.








2.5.1.27 Accessories: A/C, Std. 5 inch W x 6 inch H hinged access door.2.5.1.28 Accessories: Cut outs.

2.5.1.28.1 Size, Location: __________.2.5.1.28.2 Size, Location: Verify in field.

2.5.1.29 Accessories: EC, End Caps - closes exposed ends, cap over design.2.5.1.30 Accessories: IEA, Inside End Angle - required for wall to wall applications.2.5.1.31 Accessories: EXT, External trim piece.

2.5.1.31.1 Description: Screw in trim.2.5.1.31.2 Description: Clip in trim.

2.5.1.32 Accessories: IC90, inside corner, 90 degrees.2.5.1.33 Accessories: IC45, inside corner 45 degrees.2.5.1.34 Accessories: OC90, outside corner, 90 degrees.2.5.1.35 Accessories: OC45, outside corner, 90 degrees.2.5.1.36 Accessories: TK, toe kick.2.5.1.37 Installation Hardware: WC, wall cleat, 18 gauge (1.27 mm) galvanized, 2 inches

x 48 inches (51 mm x 1219 mm).2.5.1.38 Installation Hardware: FA, floor angle, 18 gauge (1.27 mm) galvanized, 2 inches

x 48 inches (51 mm x 1219 mm).2.5.1.39 Installation Hardware: 90WA, 90 degree wall angle, 18 gauge (1.27 mm)

galvanized, 2 inches x 48 inches (51 mm x 1219 mm).2.5.1.40 Installation Hardware: LAB, lower adjustable bracket, 14 gauge (1.98 mm).2.5.1.41 Installation Hardware: IEA, end angles, support/trim angles.2.5.1.42 Installation Hardware: CFWA, concealed fastener mounting angle - 16 gauge

(1.59 mm) galvanized.

2.6 PIPE COVERS, SOFFIT COVERS, AND FIRE SPRINKLER SYSTEM COVERS AND

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ENCLOSURES

2.6.1 Pipe Covers: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.6.1.1 Model: Custom model based on requirements coordinated with the Drawings:

2.6.1.1.1 Build Model: PC, standard 90 U.2.6.1.1.2 Build Model: PC, standard 90 L.2.6.1.1.3 Build Model: PC, standard 90 J.2.6.1.1.4 Build Model: PC30, 30 degrees from horizontal.2.6.1.1.5 Build Model: PC45, 45 degrees from horizontal.2.6.1.1.6 Build Model: PC60, 60 degrees from horizontal.2.6.1.1.7 Build Model: PCR, radius front edges.

2.6.1.2 Mounting: HFM, horizontal floor mount; offset floor angles are provided loose. Compatible with all construction materials.

2.6.1.3 Mounting: HWM, horizontal wall mount; galvanized steel top clip over wall angles and 90 degree bottom angles are provided loose.

2.6.1.4 Mounting: VWM, vertical wall mount; galvanized steel top clip over wall angles and 90 degree bottom angles are provided loose.

2.6.1.5 Mounting: VCM, vertical corner mount.2.6.1.6 Mounting: HCH, horizontal channel mount.2.6.1.7 Mounting: VCH, vertical channel mount.2.6.1.8 Material and Finish, Cold Rolled Steel:

2.6.1.8.1 Material: CR, cold rolled steel, commercial grade, 18 gauge (1.27 mm).2.6.1.8.2 Material: CR, cold rolled steel, commercial grade, ______ gauge.2.6.1.8.3 Finish: STD powder coat.






2.6.1.10 Material and Finish, Aluminum:2.6.1.10.1 Material: ALU, 3003 H-14 aluminum, 0.063 inch (1.60 mm).2.6.1.10.2 Material: ALU, 3003 H-14 aluminum, 0.080 inch (2.03 mm).2.6.1.10.3 Material: ALU, 3003 H-14 aluminum, 0.125 inch (3.57 mm).2.6.1.10.4 Finish: A-COLOR, clear anodized.2.6.1.10.5 Finish: A-COLOR, color anodized, color _______.2.6.1.10.6 Finish: K500, Kynar 500, color _______.

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2.6.1.10.7 Finish: K700, Kynar 700, color _______.2.6.1.11 Material and Finish, Stainless Steel:

2.6.1.11.1 Material: Stainless steel, type 304, 18 gauge (1.27 mm).2.6.1.11.2 Material: Stainless steel, type 304, ______ gauge.2.6.1.11.3 Finish: No. 2B finish.2.6.1.11.4 Finish: No. 4 finish, vertical brush finish.2.6.1.11.5 Finish: No. 4 finish, horizontal direction brush.



2.6.1.14 Accessories: KDD-3553, Kinetics mastic sound deadener, vibration dampener.2.6.1.15 Accessories: A/C, Std. 5 inch W x 6 inch H (127 mm x 152 mm) framed, hinged

access door.2.6.1.16 Accessories: Cut outs.

2.6.1.16.1 Size, Location: ____________.2.6.1.16.2 Size, Location: Verify in field.

2.6.1.17 Accessories: EC, end caps - for exposed ends.2.6.1.18 Accessories: EXT, external trim piece - covers abutment joint and/or cleans up

ends for units that have been field cut.2.6.1.19 Accessories: IC90, inside corner 90 degrees.2.6.1.20 Accessories: IC45, inside corner 45 degrees.2.6.1.21 Accessories: OC90, outside corner 90 degrees.2.6.1.22 Accessories: OC45, outside corner 45 degrees.2.6.1.23 Accessories: SCAB, SCAB plate (internal trim piece) - ties units together on a

long run.2.6.1.24 Accessories: EP, Sprinkler Head Escutcheon Plate - covers cut out hole after

installation of pipe cover over sprinkler pipe and head.2.6.1.25 Installation Hardware: WC, wall cleat, 18 gauge (1.27 mm) galvanized, 2 inches



galvanized, 2 inches x 48 inches (51 mm x 1219 mm).2.6.1.28 Installation Hardware: LAB, lower adjustable bracket, 14 gauge (1.78 mm).2.6.1.29 Installation Hardware: IEA, end angles, support/trim angles (on ends).

2.6.1.29.1 Inside Dimension of Cover: ______________.2.6.1.30 Installation Hardware: CFWA, concealed fastener mounting angles, 16 gauge

(1.59 mm).2.6.1.30.1 Length of Covers: ______________.

2.7 FAN COIL COVERS AND ENCLOSURES

2.7.1 Fan Coil Covers and Enclosures: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.7.1.1 Model: FC900: Flat top, louvered outlet, intake has 3 inch (76 mm) opening.2.7.1.2 Model: FC90L: Flat top, louvered outlet, louvered intake.2.7.1.3 Model: FC450: 45 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.7.1.4 Model: FC45L: 45 degree sloped top, louvered outlet, louvered intake.2.7.1.5 Model: FC300: 30 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.7.1.6 Model: FC30L: 30 degree sloped top, louvered outlet, louvered intake.2.7.1.7 Model: FC90HO GRILLE: Flat grille top, outlet louvers high in front, 3 inch (76

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mm) intake opening low in front.2.7.1.8 Model: FC90HL GRILLE: Flat grille top, louvers high and low in front.2.7.1.9 Model: Custom model based on requirements coordinated with the Drawings.

2.7.1.9.1 Build Model: FC______, custom.2.7.1.9.2 Build Model: FC30, 30 degrees from horizontal.2.7.1.9.3 Build Model: FC45, 45 degrees from horizontal.2.7.1.9.4 Build Model: FC60, 60 degrees from horizontal.2.7.1.9.5 Build Model: FC90, vertical.2.7.1.9.6 Build Model: FC90HL.2.7.1.9.7 Style: S, Square corner tops and covers.2.7.1.9.8 Style: R, Round corner tops and covers.2.7.1.9.9 Style: M, Mitered corner tops and covers.2.7.1.9.10 Grilles: G, Grecian Grill Pattern, 35 percent open, pencil proof - recessed









grille, framed.2.7.1.9.22 Floor Mounted Unit Return: RDG, removable dampered grille.2.7.1.9.23 Floor Mounted Unit Return: RPG, removable punched grille.2.7.1.9.24 Floor Mounted Unit Return: BGCSS, stainless steel bar grille, core.2.7.1.9.25 Floor Mounted Unit Return: BGFSS, stainless steel bar grille, framed.2.7.1.9.26 Floor Mounted Unit Supply: PGL, Punched Louver, 0.3125 inch x 3.5 inch

one deflection louver, pencil proof.2.7.1.9.27 Floor Mounted Unit Supply: PGS, Punched Slot, 0.25 inch x 3.00 inch,






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0.375 inch staggered centers, pencil proof.2.7.1.9.41 Wall Mounted Units: PGH2, 0.125 inch (3 mm) diameter punched holes on

0.25 inch staggered centers, pencil proof.2.7.1.9.42 Wall Mounted Units: BGC, extruded aluminum bar grille, core.2.7.1.9.43 Wall Mounted Units: BGF, extruded aluminum bar grille, framed.2.7.1.9.44 Wall Mounted Units: BGCC, extruded aluminum continuous bar grille, core.2.7.1.9.45 Wall Mounted Units: BGFC, extruded aluminum continuous bar grille,



2.7.1.11 Floor Mounting: Offset floor angles are provided loose. Compatible with all construction materials. Floor-mounted units with fabricated with an opening low in front for make-up air flow.

2.7.1.12 Material and Finish, Cold Rolled Steel:2.7.1.12.1 Material: CR, cold rolled steel, commercial grade, 18 gauge (1.27 mm).2.7.1.12.2 Material: CR, cold rolled steel, commercial grade, ______ gauge.2.7.1.12.3 Finish: STD powder coat.






2.7.1.14 Material and Finish, Aluminum:2.7.1.14.1 Material: ALU, 3003 H-14 aluminum, 0.063 inch (1.60 mm).2.7.1.14.2 Material: ALU, 3003 H-14 aluminum, 0.080 inch (2.03 mm).2.7.1.14.3 Material: ALU, 3003 H-14 aluminum, 0.125 inch (3.57 mm).2.7.1.14.4 Finish: A-COLOR, clear anodized.2.7.1.14.5 Finish: A-COLOR, color anodized, color _______.

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2.7.1.14.6 Finish: K500, Kynar 500, color _______.2.7.1.14.7 Finish: K700, Kynar 700, color _______.






2.7.1.20 Accessories: A/C, Std. 5 inch W x 6 inch H hinged access door.2.7.1.21 Accessories: EC, End Caps - Free Standing, closes exposed ends, cap over

design.2.7.1.22 Accessories: IEA, Inside End Angle - required for wall to wall applications.2.7.1.23 Accessories: TK, Toe Kick.2.7.1.24 Installation Hardware: WC, wall cleat, 18 gauge (1.27 mm) galvanized, 2 inches





2.8 INDUCTION UNIT COVERS AND ENCLOSURES

2.8.1 Induction Unit Covers and Enclosures: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.8.1.1 Model: IND900: Flat top, louvered outlet, intake has 3 inch (76 mm) opening.2.8.1.2 Model: IND90L: Flat top, louvered outlet, louvered intake.2.8.1.3 Model: IND450: 45 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.8.1.4 Model: IND45L: 45 degree sloped top, louvered outlet, louvered intake.2.8.1.5 Model: IND300: 30 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.8.1.6 Model: IND30L: 30 degree sloped top, louvered outlet, louvered intake.2.8.1.7 Model: IND90HO GRILLE: Flat grille top, outlet louvers high in front, 3 inch (76

mm) intake opening low in front.2.8.1.8 Model: IND90HL GRILLE: Flat grille top, louvers high and low in front.2.8.1.9 Custom Model: Custom model based on requirements coordinated with the

Drawings and the Following:2.8.1.9.1 Build Model: IND______, custom.2.8.1.9.2 Build Model: IND30, 30 degrees from horizontal.2.8.1.9.3 Build Model: IND45, 45 degrees from horizontal.2.8.1.9.4 Build Model: IND60, 60 degrees from horizontal.2.8.1.9.5 Build Model: IND90, vertical.

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2.8.1.9.6 Build Model: IND90HL.2.8.1.9.7 Style: S, Square corner tops and covers.2.8.1.9.8 Style: R, Round corner tops and covers.2.8.1.9.9 Style: M, Mitered corner tops and covers.2.8.1.9.10 Grilles: G, Grecian Grill Pattern, 35 percent open, pencil proof - recessed



















0.25 inch staggered centers, pencil proof.2.8.1.9.42 Wall Mounted Units: BGC, extruded aluminum bar grille, core.

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2.8.1.9.43 Wall Mounted Units: BGF, extruded aluminum bar grille, framed.2.8.1.9.44 Wall Mounted Units: BGCC, extruded aluminum continuous bar grille, core.2.8.1.9.45 Wall Mounted Units: BGFC, extruded aluminum continuous bar grille,



2.8.1.11 Floor Mounting: Offset floor angles are provided loose. Compatible with all construction materials. Floor-mounted units with fabricated with an opening low in front for make-up air flow.









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2.9 UNIT VENTILATOR COVERS AND ENCLOSURES

2.9.1 Unit Ventilator Covers and Enclosures: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.9.1.1 Model: UV900: Flat top, louvered outlet, intake has 3 inch (76 mm) opening.2.9.1.2 Model: UV90L: Flat top, louvered outlet, louvered intake.2.9.1.3 Model: UV450: 45 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.9.1.4 Model: UV45L: 45 degree sloped top, louvered outlet, louvered intake.2.9.1.5 Model: UV300: 30 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.9.1.6 Model: UV30L: 30 degree sloped top, louvered outlet, louvered intake.2.9.1.7 Model: UV90HO GRILLE: Flat grille top, outlet louvers high in front, 3 inch (76

mm) intake opening low in front.2.9.1.8 Model: UV90HL GRILLE: Flat grille top, louvers high and low in front.2.9.1.9 Custom Model: Custom model based on requirements coordinated with the

Drawings and the Following:2.9.1.9.1 Build Model: UV_____, custom.2.9.1.9.2 Build Model: UV30, 30 degrees from horizontal.2.9.1.9.3 Build Model: UV45, 45 degrees from horizontal.2.9.1.9.4 Build Model: UV60, 60 degrees from horizontal.2.9.1.9.5 Build Model: UV90, vertical.2.9.1.9.6 Build Model: UV90HL.2.9.1.9.7 Style: S, Square corner tops and covers.2.9.1.9.8 Style: R, Round corner tops and covers.2.9.1.9.9 Style: M, Mitered corner tops and covers.2.9.1.9.10 Grilles: G, Grecian Grill Pattern, 35 percent open, pencil proof - recessed


recessed 0.375 inch.

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2.9.1.9.12 Grilles: C, Clover Leaf Grill Pattern, 50 percent open, pencil proof - recessed 0.375 inch.

2.9.1.9.13 Grilles: ____________.2.9.1.9.14 Floor Mounted Unit Return: PGL, Punched Louver, 0.3125 inch x 3.5 inch
















0.25 inch staggered centers, pencil proof.2.9.1.9.42 Wall Mounted Units: BGC, extruded aluminum bar grille, core.2.9.1.9.43 Wall Mounted Units: BGF, extruded aluminum bar grille, framed.2.9.1.9.44 Wall Mounted Units: BGCC, extruded aluminum continuous bar grille, core.2.9.1.9.45 Wall Mounted Units: BGFC, extruded aluminum continuous bar grille,


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2.9.1.11 Floor Mounting: Offset floor angles are provided loose. Compatible with all construction materials. Floor-mounted units fabricated with an opening low in front for make-up air flow.












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2.10 UNIT VENTILATOR SHELVING

2.10.1 Unit Ventilator Shelving: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.10.1.1 Custom Model: Custom model based on requirements coordinated with the

Drawings and the Following:2.10.1.1.1 Build Model: UVS, standard cabinet.2.10.1.1.2 Build Model: UVS-FB, 6.00' false back.2.10.1.1.3 Floor Mounted Unit Return: PGL, Punched Louver, 0.3125 inch x 3.5 inch











grille, core.

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2.10.1.1.22 Floor Mounted Unit Supply: BGFC, extruded aluminum continuous bar grille, framed.

2.10.1.1.23 Floor Mounted Unit Supply: RDG, removable dampered grille.2.10.1.1.24 Floor Mounted Unit Supply: RPG, removable punched grille.2.10.1.1.25 Floor Mounted Unit Supply: BGCSS, stainless steel bar grille, core.2.10.1.1.26 Floor Mounted Unit Supply: BGFSS, stainless steel bar grille, framed.2.10.1.1.27 Wall Mounted Units: PGL, Punched Louver, 0.3125 inch x 3.5 inch one








2.10.1.3 Floor Mounting: Offset floor angles are provided loose. Compatible with all construction materials. Floor-mounted units fabricated with an opening low in front for make-up air flow.






2.10.1.5.4 Finish: K500, Kynar 500, color _______.

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2.10.1.5.5 Finish: K700, Kynar 700, color _______.2.10.1.5.6 Finish: BE-COLOR, baked enamel, color _______.




2.10.1.9 Accessories: S_____, shelves - standard quantity.2.10.1.10 Accessories: ATK, standard adjustable toe kick.2.10.1.11 Accessories: ST, steel top.2.10.1.12 Accessories: PLT, plastic laminate top.2.10.1.13 Accessories: 12TMAX8, insulation - 1/2 inch (13 mm) Thermax sheathing by

Dow Chemical.2.10.1.14 Accessories: KA, locking doors keyed alike.2.10.1.15 Accessories: KD, locking doors keyed independently.2.10.1.16 Accessories: EH, external face mounted hinges.2.10.1.17 Accessories: HH, hidden hinges.2.10.1.18 Accessories: _____FIL, steel filler panel.2.10.1.19 Accessories: _____FIL, plastic laminate.2.10.1.20 Accessories: HOD, standard half overlay doors.2.10.1.21 Accessories: ID, inset, flush face doors.2.10.1.22 Accessories: SD, sliding doors.2.10.1.23 Installation Hardware: WC, wall cleat, 18 gauge (1.27 mm) galvanized, 2 inches


galvanized, 2 inches x 48 inches (51 mm x 1219 mm).2.10.1.25 Installation Hardware: LAB, lower adjustable bracket, 14 gauge (1.78 mm).

2.11 CABINETS

2.11.1 Wall Cabinets: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.11.1.1 Mounting: WHC, standard, wall mount.2.11.1.2 Mounting: WHC-PT, pass through.2.11.1.3 Length: _______.2.11.1.4 Length: 18 inches (457 mm).2.11.1.5 Length: 24 inches (610 mm).2.11.1.6 Length: 30 inches (762 mm).2.11.1.7 Length: 36 inches (914 mm).2.11.1.8 Length: 48 inches (1219 mm).2.11.1.9 Length: 60 inches (1524 mm).2.11.1.10 Height: _______.2.11.1.11 Height: 18 inches (457 mm).

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2.11.1.12 Height: 24 inches (610 mm).2.11.1.13 Height: 30 inches (762 mm).2.11.1.14 Height: 36 inches (914 mm).2.11.1.15 Height: 48 inches (1219 mm).2.11.1.16 Height: 60 inches (1524 mm).2.11.1.17 Depth: _______.2.11.1.18 Depth: 12 inches (305 mm).2.11.1.19 Depth: 15 inches (381 mm).2.11.1.20 Doors: EH, external face mounted hinges - standard.2.11.1.21 Doors: HOD, half overlay doors.2.11.1.22 Doors: ID, inset door, flush face.2.11.1.23 Doors: SD, sliding door.2.11.1.24 Doors: HH, hidden hinges.2.11.1.25 Door Type: Double skinned for strength and foam filled for sound attenuation.2.11.1.26 Door Type: Solid metal.2.11.1.27 Door Type: Solid metal with shatter-resistant Plexiglas inserts.2.11.1.28 Locking System: Single-door locking systems.2.11.1.29 Locking System: Double-door locking systems.2.11.1.30 Shelves: 1 Fixed, 1 Adjustable.2.11.1.31 Shelves: 1 Fixed, ____ Custom Quantity.2.11.1.32 Shelving: Solid surface shelving.2.11.1.33 Shelving: Perforated shelving.2.11.1.34 Accessories: S______.2.11.1.35 Accessories: ST30, sloped top 30 degrees.2.11.1.36 Accessories: ST45, sloped top 45 degrees.2.11.1.37 Accessories: ST60, sloped top 60 degrees.2.11.1.38 Accessories: KA, locking door, keyed alike.2.11.1.39 Accessories: KD, locking doors, keyed differently.2.11.1.40 Accessories: PT, punched top.2.11.1.41 Wardrobe Model TWC: Teacher Wardrobe as manufactured by Arsco

Manufacturing Company / Division of AHEMCO, LLC.2.11.1.41.1 Length: 35 inches (889 mm).2.11.1.41.2 Height: 84 inches (2134 mm).2.11.1.41.3 Depth: 24 inches (610 mm).2.11.1.41.4 Number of Doors: 2.2.11.1.41.5 Number of Shelves: 4 Fixed, 4 Adjustable..2.11.1.41.6 Toe Kick: 4 inches H by 2 inches D (102 mm by 51 mm).2.11.1.41.7 Top: Fixed.

2.11.1.42 General Storage Model GSC: General Storage as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.

2.11.1.42.1 Length: 35 inches (889 mm).2.11.1.42.2 Height: 84 inches (2134 mm).2.11.1.42.3 Depth: 24 inches (610 mm).2.11.1.42.4 Number of Doors: 2.2.11.1.42.5 Shelves: 1 Fixed, 4 Adjustable.2.11.1.42.6 Toe Kick: 4 inches H by 2 inches D (102 mm by 51 mm).2.11.1.42.7 Top: Fixed.

2.11.1.43 Lawn and Garden Storage Model LGSC: Lawn and Garden Storage as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.

2.11.1.43.1 Length: 35 inches (889 mm).2.11.1.43.2 Height: 84 inches (2134 mm).2.11.1.43.3 Depth: 24 inches (610 mm).2.11.1.43.4 Number of Doors: 2.2.11.1.43.5 Number of Shelves: 1 Fixed, 20 Hooks.2.11.1.43.6 Toe Kick: 4 inches H by 2 inches D (102 mm by 51 mm).

2.11.1.44 Material and Finish, Cold Rolled Steel:

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2.11.2 Base Cabinets:2.11.2.1 Build Model: BCDD, door and drawer.2.11.2.2 Build Model: BCDR, drawer only.

2.11.2.2.1 Drawers: ________ quantity.2.11.2.3 Build Model: BCD, door only.2.11.2.4 Build Model: SBC, sink base cabinet, door only.2.11.2.5 Build Model: BCC, corner cabinet, door and drawer.2.11.2.6 Length: _______.2.11.2.7 Length: 18 inches (457 mm).

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2.11.2.8 Length: 24 inches (610 mm).2.11.2.9 Length: 30 inches (762 mm).2.11.2.10 Length: 36 inches (914 mm).2.11.2.11 Length: 48 inches (1219 mm).2.11.2.12 Height: _______.2.11.2.13 Height: 34.5 inches (877 mm).2.11.2.14 Depth: _______.2.11.2.15 Depth: 24 inches (610 mm).2.11.2.16 Doors: Standard, EH, external face mounted hinges.2.11.2.17 Doors: HOD, half overlay doors.2.11.2.18 Doors: ID, inset door, flush face.2.11.2.19 Doors: SD, sliding door.2.11.2.20 Doors: HH, hidden hinges.2.11.2.21 Door Type: Double skinned for strength and foam filled for sound attenuation.2.11.2.22 Door Type: Solid metal.2.11.2.23 Door Type: Solid metal with shatter-resistant Plexiglas inserts.2.11.2.24 Locking System: Single-door locking systems.2.11.2.25 Locking System: Double-door locking systems.2.11.2.26 Shelves: 1 Fixed, 1 Adjustable.2.11.2.27 Shelves: 1 Fixed, ____ Custom Quantity.2.11.2.28 Shelving: Solid surface shelving.2.11.2.29 Shelving: Perforated shelving.2.11.2.30 Material and Finish, Cold Rolled Steel:

2.11.2.30.1 Material: CR, cold rolled steel, commercial grade, 18 gauge (1.27 mm).2.11.2.30.2 Material: CR, cold rolled steel, commercial grade, ______ gauge.2.11.2.30.3 Finish: STD powder coat.






2.11.2.32 Material and Finish, Aluminum:2.11.2.32.1 Material: ALU, 3003 H-14 aluminum, 0.063 inch (1.60 mm).2.11.2.32.2 Material: ALU, 3003 H-14 aluminum, 0.080 inch (2.03 mm).2.11.2.32.3 Material: ALU, 3003 H-14 aluminum, 0.125 inch (3.57 mm).2.11.2.32.4 Finish: A-COLOR, clear anodized.2.11.2.32.5 Finish: A-COLOR, color anodized, color _______.

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2.11.2.32.6 Finish: K500, Kynar 500, color _______.2.11.2.32.7 Finish: K700, Kynar 700, color _______.



2.12 PACKAGED TERMINAL AIR CONDITIONER (PTAC) COVERS AND ENCLOSURES

2.12.1 Enclosures for PTAC Units: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.12.1.1 Model: PT900: Flat top, louvered outlet, intake has 3 inch (76 mm) opening.2.12.1.2 Model: PT90L: Flat top, louvered outlet, louvered intake.2.12.1.3 Model: PT450: 45 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.12.1.4 Model: PT45L: 45 degree sloped top, louvered outlet, louvered intake.2.12.1.5 Model: PT300: 30 degree sloped top, louvered outlet, intake has 3 inch (76 mm)

opening.2.12.1.6 Model: PT30L: 30 degree sloped top, louvered outlet, louvered intake.2.12.1.7 Model: PT90HO GRILLE: Flat grille top, outlet louvers high in front, 3 inch (76

mm) intake opening low in front.2.12.1.8 Model: PT90HL GRILLE: Flat grille top, louvers high and low in front.2.12.1.9 Custom Model: Custom model based on requirements coordinated with the

Drawings and the Following:2.12.1.9.1 Build Model: PT______, custom.2.12.1.9.2 Build Model: PT30, 30 degrees from horizontal.2.12.1.9.3 Build Model: PT45, 45 degrees from horizontal.2.12.1.9.4 Build Model: PT60, 60 degrees from horizontal.2.12.1.9.5 Build Model: PT90, vertical.2.12.1.9.6 Build Model: PT90HL.2.12.1.9.7 Style: S, Square corner tops and covers.2.12.1.9.8 Style: R, Round corner tops and covers.2.12.1.9.9 Style: M, Mitered corner tops and covers.2.12.1.9.10 Grilles: G, Grecian Grill Pattern, 35 percent open, pencil proof - recessed



recessed 0.375 inch.2.12.1.9.13 Grilles: ____________.2.12.1.9.14 Floor Mounted Unit Return: PGL, Punched Louver, 0.3125 inch x 3.5

inch one deflection louver, pencil proof.2.12.1.9.15 Floor Mounted Unit Return: PGS, Punched Slot, 0.25 inch x 3.00 inch,



holes on 0.25 inch staggered centers, pencil proof.2.12.1.9.18 Floor Mounted Unit Return: BGC, extruded aluminum bar grille, core.2.12.1.9.19 Floor Mounted Unit Return: BGF, extruded aluminum bar grille, framed.

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2.12.1.9.20 Floor Mounted Unit Return: BGCC, extruded aluminum continuous bar grille, core.

2.12.1.9.21 Floor Mounted Unit Return: BGFC, extruded aluminum continuous bar grille, framed.

2.12.1.9.22 Floor Mounted Unit Return: RDG, removable dampered grille.2.12.1.9.23 Floor Mounted Unit Return: RPG, removable punched grille.2.12.1.9.24 Floor Mounted Unit Return: BGCSS, stainless steel bar grille, core.2.12.1.9.25 Floor Mounted Unit Return: BGFSS, stainless steel bar grille, framed.2.12.1.9.26 Floor Mounted Unit Supply: PGL, Punched Louver, 0.3125 inch x 3.5
















2.12.1.12.3.1 Color: White.2.12.1.12.3.2 Color: Soft white.

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2.12.1.12.3.3 Color: Antique.2.12.1.12.3.4 Color: Gray.2.12.1.12.3.5 Color: Brown.2.12.1.12.3.6 Color: Jet black.2.12.1.12.3.7 Color: Custom.











2.12.1.20 Accessories: A/C, Std. 5 x 6 hinged access door.2.12.1.21 Accessories: EC, End Caps - Free Standing, closes exposed ends, cap over




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2.13 BAR GRILLES AND ORNAMENTAL METAL GRILLES

2.13.1 Bar Grilles and Ornamental Metal Grilles: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.13.1.1 Type: Linear bar grilles, ______________.2.13.1.2 Type: Perforated sheet metal grilles, ____________.2.13.1.3 Type: Eggcrate grilles, ____________.2.13.1.4 Type: Waterjet/laserjet cut custom grilles, ____________.2.13.1.5 Type: Round perforated grilles, ____________.2.13.1.6 Type: Louvered panels, ____________.2.13.1.7 Type: Custom equipment plates, ____________.2.13.1.8 Mount: Framed.2.13.1.9 Mount: Core.2.13.1.10 Deflection: 0 degrees deflection.2.13.1.11 Deflection: 15 degrees deflection.2.13.1.12 Deflection: 30 degrees deflection.2.13.1.13 Deflection: 45 degrees deflection.2.13.1.14 Depth: 1.15625 inches (29 mm).2.13.1.15 Depth: 1.25 inches (32 mm).2.13.1.16 Depth: 0.75 inches (19 mm).2.13.1.17 Depth: 0.5 inches (13 mm).2.13.1.18 Accessory: Access door, removable.2.13.1.19 Accessory: Access door, hinged.2.13.1.20 Material and Finish, Cold Rolled Steel:






2.13.1.21.4 Finish: K500, Kynar 500, color _______.

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2.13.1.21.5 Finish: K700, Kynar 700, color _______.2.13.1.21.6 Finish: BE-COLOR, baked enamel, color _______.




2.14 HUMIDIFIER PANS

2.14.1 Humidifier Pans: Hanging humidifier pans designed to accommodate any radiator as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.14.1.1 Construction: Corrosion-protected 18 gauge (1.27 mm) galvanized steel, solid

welded and leak-tested. Two sash chains and four S-hooks for installation.2.14.1.2 Size: 1 Gallon Size, 12 inches L by 12 inches H by 2 inches D (305 mm by 305

mm by 51 mm).2.14.1.3 Size: 0.9 Gallon Size, 18 inches L by 14 inches H by 1 inch D (457 mm by 356

mm by 25 mm).

2.15 VENTILATORS

2.15.1 Exhaust Ventilators: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.15.1.1 Features: Anti-condensate, sound abatement coating applied to underside of

top.2.15.1.2 Model: SERV, steel gravity exhaust roof ventilators.

2.15.1.2.1 Construction: Galvanized steel, joints caulked.2.15.1.2.2 Thickness: 16 gauge (1.59 mm).2.15.1.2.3 Thickness: 18 gauge (1.27 mm).2.15.1.2.4 Finish: Mill finish, welds touched up with aluminum paint.2.15.1.2.5 Finish: Air dry enamel, color ____________.2.15.1.2.6 Finish: Baked enamel, color ____________.2.15.1.2.7 Finish: Epoxy, color ____________.2.15.1.2.8 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel

bird screen.2.15.1.2.9 Screens: Custom screen, ___________.2.15.1.2.10 Accessory: Curb caps, 4 inches (102 mm).

2.15.1.3 Model: AERV, Aluminum gravity exhaust roof ventilator.2.15.1.3.1 Construction: Hood, throat, and sill are GPS aluminum.2.15.1.3.2 Thickness: 0.063 inch (1.60 mm).2.15.1.3.3 Thickness: 0.080 inch (2.03 mm).2.15.1.3.4 Finish: Mill finish.2.15.1.3.5 Finish: Air dry enamel, color ____________.

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2.15.1.3.6 Finish: Baked enamel, color ____________.2.15.1.3.7 Finish: Epoxy, color ____________.2.15.1.3.8 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel

bird screen.2.15.1.3.9 Screens: Custom screen, ___________.

2.15.1.4 Model: SSERV.2.15.1.4.1 Construction: Stainless steel, joints caulked.2.15.1.4.2 Thickness: 18 gauge (1.27 mm).2.15.1.4.3 Finish: Mill finish, welds touched up with aluminum paint.2.15.1.4.4 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel

bird screen.2.15.1.4.5 Screens: Custom screen, ___________.2.15.1.4.6 Accessory: Curb caps, 4 inches (102 mm).

2.15.2 Intake Ventilators: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.15.2.1 Features: Anti-condensate, sound abatement coating applied to underside of

top.2.15.2.2 Model: SIRV, steel gravity intake roof ventilators.

2.15.2.2.1 Construction: Galvanized steel, joints caulked.2.15.2.2.2 Thickness: 16 gauge (1.59 mm).2.15.2.2.3 Thickness: 18 gauge (1.7 mm).2.15.2.2.4 Finish: Mill finish, welds touched up with aluminum paint.2.15.2.2.5 Finish: Air dry enamel, color ____________.2.15.2.2.6 Finish: Baked enamel, color ____________.2.15.2.2.7 Finish: Epoxy, color ____________.2.15.2.2.8 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel

bird screen.2.15.2.2.9 Screens: Custom screen, _____________.2.15.2.2.10 Accessory: Curb caps, 4 inches (102 mm).2.15.2.2.11 Filter Racks: 1 inch (25 mm).2.15.2.2.12 Filter Racks: 2 inches (51 mm).

2.15.2.3 Model: AIRV, Aluminum gravity intake roof ventilator.2.15.2.3.1 Construction: Hood, throat and sill are GPS aluminum, exterior joints

caulked on inside.2.15.2.3.2 Thickness: 0.063 inch (1.60 mm).2.15.2.3.3 Thickness: 0.080 inch (2.03 mm).2.15.2.3.4 Finish: Mill finish.2.15.2.3.5 Finish: Air dry enamel, color ____________.2.15.2.3.6 Finish: Baked enamel, color ____________.2.15.2.3.7 Finish: Epoxy, color ____________.2.15.2.3.8 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel

bird screen.2.15.2.3.9 Screens: Custom screen, ___________.2.15.2.3.10 Filter Racks: 1 inch (25 mm).2.15.2.3.11 Filter Racks: 2 inches (51 mm).2.15.2.3.12 Accessory: Curb caps, 4 inches (102 mm).

2.15.2.4 Model: SSIRV, stainless steel gravity intake roof ventilators.2.15.2.4.1 Construction: Stainless steel, joints caulked.2.15.2.4.2 Thickness: 18 gauge (1.27 mm).2.15.2.4.3 Finish: Mill finish, welds touched up with aluminum paint.2.15.2.4.4 Finish: Air dry enamel, color ____________.2.15.2.4.5 Finish: Baked enamel, color ____________.2.15.2.4.6 Finish: Epoxy, color ____________.2.15.2.4.7 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel

bird screen.

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2.15.2.4.8 Screens: Custom screen, ___________.2.15.2.4.9 Filter Racks: 1 inch (25 mm).2.15.2.4.10 Filter Racks: 2 inches (51 mm).2.15.2.4.11 Accessory: Curb caps, 4 inches (102 mm).

2.15.3 Intake/Exhaust Ventilators: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.15.3.1 Model: ASGV, aluminum shrouded gravity ventilator.2.15.3.2 Features: Anti-condensate, sound abatement coating applied to underside of

top.2.15.3.3 Construction: GPS aluminum, 1 inch (25 mm) flange on inside roof.2.15.3.4 Thickness: 0.063 inch (1.60 mm).2.15.3.5 Thickness: 0.080 inch (2.03 mm).2.15.3.6 Finish: Mill finish, welds touched up with aluminum paint.2.15.3.7 Finish: Air dry enamel, color ____________.2.15.3.8 Finish: Baked enamel, color ____________.2.15.3.9 Finish: Epoxy, color ____________.2.15.3.10 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel bird

screen.2.15.3.11 Screens: Custom screen, ___________.2.15.3.12 Accessory: Curb caps, 2-1/2 inches (64 mm).2.15.3.13 Accessory: Curb caps, 4-1/2 inches (114 mm).

2.16 PENTHOUSES

2.16.1 Aluminum Penthouses: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.16.1.1 Model: AL-_______-BPH.2.16.1.2 Model: Standard, AL-414-BPH.2.16.1.3 Louvers: Standard, AL 414, 4 inch (102 mm) deep, 45 degrees flat blade.2.16.1.4 Louvers: ______________.2.16.1.5 Thickness: 0.063 inch (1.60 mm).2.16.1.6 Thickness: 0.080 inch (2.03 mm).2.16.1.7 Finish: Mill finish, welds touched up with aluminum paint.2.16.1.8 Finish: Air dry enamel, color _____________.2.16.1.9 Finish: Baked enamel, color _____________.2.16.1.10 Finish: Epoxy, color _____________.2.16.1.11 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel bird

screen.2.16.1.12 Screens: Custom screen, ____________.2.16.1.13 Accessory: Curb caps, 4 inches (102 mm).2.16.1.14 Accessory: Curb caps, 2-1/2 inches (64 mm).2.16.1.15 Accessory: Pitched roof, 3:12.

2.16.2 Galvanized Steel Penthouses: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.16.2.1 Model: SL-_______-BPH.2.16.2.2 Model: Standard, SL-414-BPH.2.16.2.3 Louvers: Standard, SL 414, 4 inch (102 mm) deep, 45 degrees flat blade.2.16.2.4 Louvers: ______________.2.16.2.5 Thickness: 16 gauge (1.59 mm).2.16.2.6 Thickness: 18 gauge (1.27 mm).2.16.2.7 Finish: Mill finish.2.16.2.8 Finish: Air dry enamel, color _____________.2.16.2.9 Screens: Standard, 1/2 inch (13 mm) 19 gauge (1.11 mm) galvanized steel bird

screen.

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2.16.2.10 Screens: Custom screen, ____________.2.16.2.11 Accessory: Curb caps, standard, 2-1/2 inches (64 mm).2.16.2.12 Accessory: Curb caps, 4 inches (102 mm).2.16.2.13 Accessory: Pitched roof, 3:12.

2.17 LOUVERS

2.17.1 Formed Aluminum Louvers: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.17.1.1 Model: ___________.2.17.1.2 Model: AL 205.2.17.1.3 Model: AL 213.2.17.1.4 Model: AL 214.2.17.1.5 Model: AL 405.2.17.1.6 Model: AL 413.2.17.1.7 Model: AL 414.2.17.1.8 Model: AL 423.2.17.1.9 Model: AL 423D.2.17.1.10 Model: AL 424.2.17.1.11 Model: AL 424D.2.17.1.12 Model: AL 605.2.17.1.13 Model: AL 613.2.17.1.14 Model: AL 614.2.17.1.15 Model: AL 623.2.17.1.16 Model: AL 623D.2.17.1.17 Model: AL 624.2.17.1.18 Model: AL 624D.2.17.1.19 Frame: Standard, B frame.2.17.1.20 Frame: F flanged frame.2.17.1.21 Thickness: 0.063 inch (1.60 mm).2.17.1.22 Thickness: 0.080 inch (2.03 mm).2.17.1.23 Finish: Mill finish, welds touched up with aluminum paint.2.17.1.24 Finish: Air dry enamel, color _____________.2.17.1.25 Finish: Baked enamel, color _____________.2.17.1.26 Finish: Epoxy, color _____________.2.17.1.27 Screens: Standard, rear-mounted, 1/2 inch (13 mm) 19 gauge (1.11 mm)

galvanized steel bird screen.2.17.1.28 Screens: Custom screen, ____________.2.17.1.29 Accessory: Extended sill, loose.

2.17.2 Steel Louvers: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.17.2.1 Model: ____________.2.17.2.2 Model: SL 205.2.17.2.3 Model: SL 213.2.17.2.4 Model: SL 214.2.17.2.5 Model: SL 405.2.17.2.6 Model: SL 413.2.17.2.7 Model: SL 414.2.17.2.8 Model: SL 423.2.17.2.9 Model: SL 423D.2.17.2.10 Model: SL 424.2.17.2.11 Model: SL 424D.2.17.2.12 Model: SL 605.2.17.2.13 Model: SL 613.2.17.2.14 Model: SL 614.

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2.17.2.15 Model: SL 623.2.17.2.16 Model: SL 623D.2.17.2.17 Model: SL 624.2.17.2.18 Model: SL 624D.2.17.2.19 Material: 16 gauge (1.59 mm) galvanized steel.2.17.2.20 Material: 18 gauge (1.27 mm) galvanized steel.2.17.2.21 Material: 304-2B stainless steel.2.17.2.22 Material: 316 stainless steel.2.17.2.23 Material: 316L stainless steel.2.17.2.24 Frame: Standard, B frame.2.17.2.25 Frame: F flanged frame.2.17.2.26 Finish: Mill finish.2.17.2.27 Finish: Air dry enamel, color _____________.2.17.2.28 Finish: Baked enamel, color _____________.2.17.2.29 Finish: Epoxy, color _____________.2.17.2.30 Screens: Standard, rear-mounted, 1/2 inch (13 mm) 19 gauge (1.11 mm)

galvanized steel bird screen.2.17.2.31 Screens: Custom screen, ____________.2.17.2.32 Accessory: Extended sill, loose.

2.17.3 Special Stationary Louvers: Drainable blade with insect screen, security grille as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.17.3.1 Model: SL-424-DRF formed steel louver.2.17.3.2 Frame: 18 gauge (1.27 mm) galvanized steel with extended flange at rear.2.17.3.3 Blades: 18 gauge (1.27 mm) galvanized steel, 45 degree stepped, drainable.2.17.3.4 Construction: Welded, internal downspout.2.17.3.5 Finish: Mill finish.2.17.3.6 Finish: Air dry enamel, color _____________.2.17.3.7 Finish: Baked enamel, color _____________.2.17.3.8 Finish: Epoxy, color _____________.2.17.3.9 Screen: 18x14 mesh insect screen.2.17.3.10 Screens: Custom screen, ____________.2.17.3.11 Security Grille: 16 gauge (1.59 mm) galvanized steel, 1/2 inch (13 mm) diamond

shape.2.17.3.12 Mounting: Holes in each side of flange.

2.17.4 Wall Louver Assembly: As manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.

2.17.5 Sight Proof Louver: Welded construction as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.17.5.1 Frame: C5x9 steel channel frame.2.17.5.2 Blades: 3 inches (76 mm) x 3 (76 mm) steel angle chevron blades with 1/2 inch

(13 mm) overlap.

2.18 DAMPERS

2.18.1 Square Damper: Model SQCD galvanized steel, single blade control damper as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.

2.18.2 Round Damper: Galvanized steel volume damper as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.2.18.2.1 Model: RDVD.2.18.2.2 Thickness: 18 gauge (1.27 mm).2.18.2.3 Thickness: 14 gauge (1.78 mm).2.18.2.4 Accessory: Locking hand quad.2.18.2.5 Accessory: Closed cell blade seals.

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2.18.3 Axle Seal Damper: Model SBD stainless steel damper with special axle seals as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.

2.18.4 Manual Balancing Damper: Model MBD stainless steel manual balancing damper as manufactured by Arsco Manufacturing Company / Division of AHEMCO, LLC.

3 EXECUTION

3.1 EXAMINATION

3.1.1 Do not begin installation until substrates have been properly prepared.

3.1.2 If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.

3.2 PREPARATION

3.2.1 Clean surfaces thoroughly prior to installation.

3.2.2 Prepare surfaces using the methods recommended by the manufacturer for achieving the best results for the substrate under the project conditions.

3.3 INSTALLATION

3.3.1 Install in accordance with manufacturer's instructions.

3.3.2 General Installation Instructions:3.3.2.1 Set unit enclosures in location and alignment, plumb and level with adjacent

work..3.3.2.2 Anchor securely in the manner shown, using concealed anchorages wherever

possible..3.3.2.3 Form tight joints with exposed connections that accurately fit together..3.3.2.4 Repair enclosures damaged by cutting, required for fitting and jointing.

3.4 PROTECTION

3.4.1 Protect installed products until completion of project.

3.4.2 Touch-up, repair, or replace damaged products before Substantial Completion.

END OF SECTION

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