0',,%...n:"+5=%c+0(%l=0'+%#.+m%gr%=0'+%lk#$"+m% •...
TRANSCRIPT
!"#$%&'()%*#$"+%!"#$"+,%-%&#,,./"%!0',",%
1+#2#(%34%*+.52$6%&24746%8&!8%*+.52$%9:%3',$#.:#;.<.$=6%&0+$<#:>6%9+"50:%
?$2%@::'#<%A0+$2%@("+.B#:%&#,,./"%!0',"%80:C"+":B"%3.</"+%3)+.:5,6%D#+=<#:>%9B$0;"+%EFGEH6%EIJJ%
J%Wright On Sustainability!
9/"+/."K%
• L2"%M3%7")$4%0C%N:"+5=%/."K%0C%K#$"+%2"#O:5%• L2"%&#,,./"%!0',"%)<#::"+P,%/."K%0C%K#$"+%2"#O:5%
• !"#$%)'()%K#$"+%2"#$"+%!"#!$%%
• !"#$%)'()%K#$"+%2"#$"+%&'(#!$%)
Wright On Sustainability! E%
N:"+5=%3$#+%.:C0%
Wright On Sustainability! Q%
KKK4":"+5=,$#+450/%R%&+0>'B$,%R%S.:>%NANT1U%3L@T%&+0>'B$,%R%*+(%,)-%+(%,.)-%+()/'01%
@,%0C%9B$%JV6%EIJJ%
• QW%(0>"<,%<.,$">6%XIGFI%5#<<0:,%• N:"+5=%3$#+%B+.$"+.#%– S.+,$%20'+%+#O:5%Y%WI%5#<Z2+%– N:"+5=%S#B$0+%Y%E4I%• @%B0"[B.":$%0C%)"+C0+(#:B"%("#,'+">%':>"+%,)"B.\B%B0:>.O0:,4%– 80>"%0C%S">"+#<%T"5'<#O0:,6%L.$<"%JI%]N:"+5=^%
» 3"BO0:%XQI%]N:"+5=%80:,"+/#O0:%C0+%80:,'("+%&+0>'B$,^%• 3';)#+$%_%]L",$%&+0B">'+",^%
• @))":>.`%N%%]M:.C0+(%$",$%("$20>%C0+%("#,'+.:5%$2"%":"+5=%B0:,'()O0:%0C%K#$"+%2"#$"+,4^%
Wright On Sustainability! X%
79N%EXG20'+%,.('<#$">%',"%$",$%
• 80:>.O0:,%– @(;.":$%#.+%?V4WaJ%S%
– T"<#O/"%2'(.>.$=%XHGWJb%– 80<>%K#$"+%,'))<=%WFaE%S%– 3$0+#5"%$#:c%$"()%JQWaW%S%
• &+0B">'+"%– L0$#<%0C%?X4QaJ%5#<<0:,%K#$"+%+"(0/">%.:%,.`%"d'#<%>+#K,%,)#B">%J%
20'+%#)#+$6%C0<<0K">%;=%JF%20'+,%0C%,$#:>;=%0)"+#O0:4%
• 8#<B'<#O0:,%– N:"+5=%S#B$0+%e%L0$#<%(B)!L%2"#$%.:%$2"%>+#K,%Z%$0$#<%":"+5=%$0%$2"%
':.$4%
– N,O(#$">%#::'#<%%e%$0$#<%":"+5=%$0%$2"%':.$%`%Q?W4%
Wright On Sustainability! W%
SAME PROTOCOL FOR ALL STORAGE-TYPE WATER HEATERS.
IT’S PARTICULARLY FORGIVING FOR HEAT-PUMP WATER HEATERS.
SAME PROCEDURE IN PLACE SINCE ~1998.
79N%fGR%&!&&%B+0,,0/"+%
• 3$#:>#+>%)"+,0:#<G',"%5#<<0:,%#+"%20g"+%.:%$2"%&#,,./"%!0',"%&<#::.:5%&#Bc#5"%]&!&&^6%:"">%<",,%0C%$2"(4%
Wright On Sustainability! ?%
!
VolPH"cP#TPH =VolGov"cP#TGov
VolPH =VolGov135 $ 58 F140 - 50 F
VolPH = 0.856 %VolGov
79N%fGR%&!&&%B+0,,0/"+%
• 79N%$",$%
• &!&&%,$#:>#+>%)"+,0:#<%20$%K#$"+%',"%]"`B<'>.:5%<#':>+=%h%>.,2K#,2^%
Wright On Sustainability! V%
!
64.3 galhtr "day
"8 lbgal
"1Btulb F
" 135 # 58( ) F = 39.6kBtuhtr "day
!
6.6 galperson "day
"8 lbgal
"1Btulb F
" 140 # 50( ) F = 4.75kBtu
person "day
&!&&%/."K%0C%K#$"+%2"#O:5%
• S0+%+",.>":O#<%;'.<>.:5,i%)"+,0:#<%K#$"+%',"6%<#':>+=6%>.,2K#,26%#:>%.:>./.>'#<%).)"%<0,,%#<<%,B#<"%)"+%)"+,0:6%#:>%0BB')#:B=%,B#<",%K.$2%$+"#$">%j00+%#+"#4%
Wright On Sustainability! F%
!
6.6 galperson "day
# 4.75 kBtuperson "day
$365 day
yr$
1 person377 ft2 = 4.60 kBtu
ft 2yr
add laundry & dish# 5.5 kBtuft 2yr
add indiv. pipe loss# 7.0 kBtuft 2yr
TOTAL SPECIFIC DEMAND.
10 gal/p/day 11.6 DOE gal/p/day
D=%+"B":$%B#,",6%L0$#<%3)"B.\B%7"(#:>%_0; % %V4I%8#+0<% %?4F%L"> % %X4I%@<.B"% %F4E%7.:",2 %V4J%M(#% %V4H%_0+.,% %W4V%70+.,% %?4E%
&"+,0:#<%+"#<.$=%B2"Bc%
• D"#,'+">%,20K"+%K#$"+%',"6%0(.k:5%K#+(')%]QV%C00$%).)"%$0%K#$"+%2"#$"+^4%
• &!&&%#<<0K#:B"6%(.`">%>0K:%$0%#%B0(C=%JIE%S%
Wright On Sustainability! H%
!
47" 20.5" 3in deep = 2890 in3 =12.5gal
!
Shower gallons = PHPP gallons"140 - 50F102 - 50F
= 6.6" 9052
=11.4gal I NEED TO SPEED UP 10%.
!&*!%.:,.>"6%C'"<">%,)#B"%2"#$%
• !&*!%K.$2%NSeE4I%• HIb%"[B.":$%C'+:#B"%• 7!*%3=,$"(%89&%
• 9:%&N%/#<'"%,2""$%– WIb%>.+"B$%"<"B$+.B%– WIb%C'"<%
Wright On Sustainability! JI%
J4I%
!
1.0EF
= 0.5
N<"B$+.B#<%":"+5=%.:%
I4W%
J4IGI4WeI4W%
I4WW%
I4IW%
S'"<%":"+5=%.:%
ENERGY CONSERVATION BUBBLES
!
=1.0
0.5+ 0.55= 0.95
!&*!%.:,.>"6%!&%,)#B"%2"#$%0:<=%
• !&*!%K.$2%NSeE4I%• @.+G$0G#.+%!&6%89&eQ%• 7!*%3=,$"(%89&%
• 9:%&N%/#<'"%,2""$%– 89&%Q%C0+%,)#B"%2"#$%– 89&%J4W%C0+%7!*%• &'$%.:%l9$2"+m%
Wright On Sustainability! JJ%
J4I%
!
1.0EF
= 0.5
N<"B$+.B#<%":"+5=%.:%
I4W%
J4IGI4WeI4W%
I4JV%
I4QQ%
N<"B4%":"+5=%.:%
ENERGY CONSERVATION BUBBLES
!
=1.0
0.5+ 0.17=1.5
!&*!%.:,.>"6%!&%,)#B"%B00<%
• !&*!%K.$2%NSeE4I%• @.+G$0G#.+%!&6%89&eQ%• 3=,$"(%89&%
• A"">,%(0:$2G;=G(0:$2%B#<B'<#O0:4%
Wright On Sustainability! JE%
*%
N<"B$+.B#<%":"+5=%.:%
@G]*G*ZE^%
*G*ZE%
n@G]*G*ZE^nZQ%
N<"B4%":"+5=%.:%
ENERGY CONSERVATION BUBBLES
!
=A+W
W 2+ A" W "W / 2( ) 3
@%
*ZE%
!&*!%.:,.>"6%"o"B$%0:%&"#c%p0#>,%
• 7#.<=%)"+,)"BO/"4%%3'))0,"%0:"%>#=%.,%('B2%<.c"%#:0$2"+%C0+%7!*%>"(#:>4%%L=).B#<%#/"+#5"%20'+<=%+#$"%.,%$2":%
• L2"%)0+O0:%0C%$2#$%>+#K:%C+0(%$2"%.:,.>"%#.+%.,%
• q:B+"#,",%)"#c%2"#O:5%<0#>6%>"B+"#,",%)"#c%B00<.:5%<0#>4%%80()#+"%$0%&!%)"#c%2"#O:5%<0#>%50#<%0C%Q4JV%_$'Z2GrE4%%80()#+"%$0%,$#:>#+>%.:$"+:#<%2"#$%5#.:%0C%I4?V%_$'Z2GrE4%%
Wright On Sustainability! JQ%
!
7.0 kBtuft2yr
"1 yr
8760 h= 0.8 Btu
h ft2
!
0.8 Btuh ft2 " 1# 1
EF$ % &
' ( ) * 0.4 Btu
h ft2
!&*!%.:,.>"6%#o"B$%0:%&"#c%p0#>,%
• !0'+<=%)"+,)"BO/"4%%7#$#%C0+%$2+""%(0>"<,%C+0(%_0::"/.<<"%&0K"+%@>(.:.,$+#O0:%Z%NB0$0)"%$",$,6%#BB0+>.:5%$0%79N%EX%20'+%)+0$0B0<4%
Wright On Sustainability! JX%
D0>"<% &0K"+%>'+.:5%+"B0/"+=%C+0(%>+#K,%]*^%
s%]89&GJ^%e% T#$"%0C%!"#$%>+#K:%C+0(%#.+%]*^%
T#$"%0C%!"#$%>+#K:%C+0(%#.+%]_$'Z2^%
@9%3(.$2%t0<$"`%&!&LGFI%
HII% s%]E4VWGJ^%e% JWVW% WQVI%
1N%1"0,)+.:5% WII% s%]E4WGJ^%e%% VWI% EW?I%
T2""(%!&WI% JJII% s%]E4IGJ^%e%% JJII% QVWI%
N:"+5=%C+0(%l=0'+%#.+m%GR%=0'+%lK#$"+m%
• U0'+%20$%,20K"+%K#$"+i%?4?%5#<%-%JXI%S4%• U0'+%#.+%,)#B"i%QVV%,C%u%F4E%r%-%?F%S4%
• DK%B)K%!LK%]JGJZNS^%e%D#%B)#%!L#%
• ?4?%5#<%u%F%<;Z5#<%u%J%_$'Z<;GS%u%]JXIGWI^%S%u%]JGJZE^%e%QVV%u%F4E%rQ%u%I4IJF%_$'ZrQGS%u%]?FGL`^%
• EQV?%_$'%e%WW4?XWE%u%]?FGL`^%• ?FGL`eXE4V6%L`eEW4Q%S%
Wright On Sustainability! JW%
IN A FOUR-PERSON HOUSE, RECOVERY
FROM ONE SHOWER COULD DROP THE AIR TEMP AS LOW AS 57 F, IF THE SPACE HEATER
DID NOTHING.
_ 9 A A N t q p p N % & 9 * N T % @ 7 D q A q 3 L T @ L q 9 A%
@93(.$2v&+"<.(v!&*!v+")0+$v+"/J#4)>C% J?%
_ 9 A A N t q p p N % & 9 * N T % @ 7 D q A q 3 L T @ L q 9 A%
1Nv&+"<.(v!&*!v+")0+$v+"/E#4)>C% JV%
_ 9 A A N t q p p N % & 9 * N T % @ 7 D q A q 3 L T @ L q 9 A%
T2""(v&+"<.(v!&*!v+")0+$v+"/E#4)>C% JF%
!&*!%.:,.>"6%"o"B$%0:%@::'#<%!"#$%7"(#:>%
• qC%).).:5%#:>%,$0+#5"%<0,,",%#+"%#,,'(">%$0%B0:$+.;'$"%$0%.:$"+:#<%2"#$%5#.:6%#%!&*!%0C%NSeE%.:,.>"%#%$=).B#<%&#,,./"%20',"%K0'<>%K.$2>+#K%C+0(%$2"%#.+%#;0'$%
• qC%B0':$">6%.$%K0'<>%.:B+"#,"%@::'#<%!"#$%7"(#:>%#:>%>"B+"#,"%@::'#<%800<.:5%7"(#:>%;=%')%$0%E4EW6%>")":>.:5%0:%<":5$2%0C%2"#O:5ZB00<.:5%,"#,0:4%%@%;.5%>"#<%+"<#O/"%$0%X4VW%B+.$"+.0:4%
Wright On Sustainability! JH%
!
5.5 kBtuft2yr
" 1# 1EF
$ % &
' ( ) * 2.25 kBtu
ft2yr
&0.:$Z80':$"+)0.:$%
• 70:P$%B0':$%.$i%%@!7Z@87%.,%#:%":/"<0)"%$2.:56%,.>"%"o"B$,%0C%("B2#:.B#<%,=,$"(,%,20'<>:P$%.:j'":B"%$2"%":/"<0)"%>",.5:4%
• 80':$%.$i%%7+=.:5%B<0,"$%].:$"+.0+%B<0$2",<.:"^%>0",%#o"B$%.:$"+:#<%2"#$%5#.:%#:>%$2',%@!7%.C%l&!&&%B#<B%+",.>":O#<m%(0>"%.,%',">4%%30%$2"+"%.,%)+"B">":$%C0+%#:%#))<.#:B"%#o"BO:5%$2"%":/"<0)"%>",.5:4%
Wright On Sustainability! EI%
!&*!%.:,.>"6%>'B$">%KZ;=)#,,w%
• &+0i%!"<),%K.$2%,)#B"%B00<.:56%>0",:P$%2'+$%,)#B"%2"#O:54%
• 80:i%80()<.B#$">4%%%
Wright On Sustainability! EJ%
800<.:5%>"(#:>%,.5:#<%B0:$+0<,%$K0%QGK#=%0+%C0'+%EGK#=%>#()"+,%
NEEA GUIDELINES RECOMMEND DUCTING THE EXHAUST OF AN
INSIDE HPWH TO THE OUTSIDE, SO IT CAN REDUCE EXFILTRATION
AND THUS SERVE AS A HEAT RECOVERY DEVICE! (MAKES NO
SENSE IN PASSIVE HOUSE.)
!&*!%.:%#g#B2">%,':,)#B"w%
• 9'$,.>"%$2"%$2"+(#<%":/"<0)"4%%82"#)%2.52%,0<#+%2"#$%5#.:%5<#,,%]:0$%0/"+2"#>^6%:0%.:,'<#O0:4%
Wright On Sustainability! EE%
MORE WARMTH WOULD HELP,
WOULDN’T GET ANY COLDER THAN
GARAGE.
!&*!%0'$,.>"%
• 8'++":$%!"#$%)'()%K#$"+%2"#$"+,%,K.$B2%$0%"<"B$+.B%+",.,$#:B"%.:%#(;.":$%$"()"+#$'+",%;"<0K%<0KGXI,%$0%<0KGWI,%S4%
• *"%:"">%#::'#<%#/"+#5"%89&%C0+%":"+5=%B#<B'<#O0:,4%
Wright On Sustainability! EQ%
IT’S RUMORED THE AIRTAP
INTEGRATED UNIT FROM
AIRGENERATE IS GOOD TO THE LOW
30S…
!&*!%0'$,.>"%
• 80()+",,0+%89&%/#+.",%,$+0:5<=%K.$2%#.+%$"()"+#$'+"%#:>%K#$"+%$#:c%$"()"+#$'+"6%K"#c<=%K.$2%2'(.>.$=4%
Wright On Sustainability! EX%
*+.52$%9:%3',$#.:#;.<.$=% EW%
THOSE PERCENTAGES
MAY NEED ADJUSTMENT. ;)
!&*!%0'$,.>"%
• _0::"/.<<"%&0K"+%@>(.:.,$+#O0:%]_&@^%("#,'+">%B0()+",,0+%)"+C0+(#:B"%(#),%C0+%Q%(0>"<,4%
• XIG20',"%\"<>%$",$%':>"+K#=%$2+0'52%D#+B2%EIJE6%,0("%+",'<$,%+")0+$">%#<+"#>=4%
Wright On Sustainability! E?%
*+.52$%9:%3',$#.:#;.<.$=% EV%
*+.52$%9:%3',$#.:#;.<.$=% EF%
*+.52$%9:%3',$#.:#;.<.$=% EH%
*+.52$%9:%3',$#.:#;.<.$=% QI%IT ALSO HAD A BIG BLOWER.
*+.52$%9:%3',$#.:#;.<.$=% QJ%
*+.52$%9:%3',$#.:#;.<.$=% QE%
YIKES ! ‘tsup Rheem?
!&*!%0'$,.>"%.:%>.o"+":$%B<.(#$",%
Wright On Sustainability! QQ%
I4II%
I4WI%
J4II%
J4WI%
E4II%
E4WI%
Q4II%
2#30+(%$
)4""
'+5)67/)
4""'+5)67/#)8,&0)0&"(9:)+;<)(%01#)=)>/4)?%5$)1%,8@)A',;%#)
_&@%@9%3(.$2%
_&@%1N%
_&@%T2""(%
BPA DATA INCLUDES STORAGE LOSSES.
!&*!%0'$,.>"%.:%>.o"+":$%B<.(#$",%
• 3.(.<#+%B#<B'<#O0:,%',.:5%$2"%_&@%B0()+",,0+%(#),%,'55",$%$2#$%.C%<0K%#(;.":$%$"()"+#$'+"%K#,%$2"%0:<=%B0:>.O0:%$2#$%B#',">%+",0+$%$0%"<"B$+.B%+",.,$#:B"6%89&,%K0'<>%;"%('B2%;"g"+%])0,,.;<=%#$%$2"%"`)":,"%0C%J,$G20'+%+#O:54^%
• L2"%lNB0:m%(0>"%0C%$2"%@.+L#)%@LqP,%,2'$,%0o%"<"B$+.B%+",.,$#:B"%":O+"<=4%%@<,06%"`2#',$%B#:%;"%>'B$">4%
Wright On Sustainability! QX%
80:B<',.0:,%
• &!&&%)"+,0:#<%K#$"+%',"%#<<0K#:B"%.,%+"#,0:#;<"4%• T"#<%K0+<>%)"+C0+(#:B"%0C%#%!&*!6%.:%B0:>.O0:">%,)#B"6%2"<>%')%$0%50/"+:(":$%+#O:5,%.:%0:"%0'$%0C%$2+""%B#,",%$",$">%C0+%_&@4%%T#O:5,%(#=%;"%(0+"%+"<.#;<"%C0+%$2"%<#+5"+%$#:c,4%%9)"+#O0:%(0>",%/#+=%#,%$0%20K%('B2%$2"%+",.,$#:B"%"<"(":$,%#+"%',">4%
Wright On Sustainability! QW%
B8<) C72)2D) E+F.)1%,)C72) D!%5$)
@9%3(.$2%t0<$"`%&!&LGFI% E4QQ% E4EH% E4Q%
1N%1"0,)+.:5% E4QW% E4XJ% J4V%
T2""(%!&WI% E4I% J4?H% J4I%
80:B<',.0:,%
• 9:%#%>#.<=%#/"+#5"%;#,.,6%$2"%"o"B$%0C%#%!&*!%.:,.>"%.,%#;0'$%I4X%_$'Z2GrE4%%p#+5"%+"<#O/"%$0%,$#:>#+>%&!%.:$"+:#<%2"#$%5#.:6%,(#<<%+"<#O/"%$0%$=).B#<%)"#c%<0#>4%
• !0K"/"+6%0:%#:%20'+<=%;#,.,6%#%!&*!%.:,.>"6%+"B0/"+.:5%C+0(%#%,20K"+%>+#K6%B0'<>%B00<%#%+",.>":O#<%&#,,./"%!0',"%;=%')%$0%JI%S4%%]3)#B"%2"#$"+%K0'<>%:"">%$0%;"%'),.x">%;=%EWIIGWIII%_$'Z24^%
• 3=,$"(%"[B.":B=%.,%<0K%.C%,)#B"%2"#$"+%2#,%$0%(#c"%')%2"#$%>+#K:%C+0(%#.+4%%%
Wright On Sustainability! Q?%
80:B<',.0:,%
• @%!&*!%.:,.>"%B0'<>%0o,"$%')%$0%#;0'$%E4EW%c_$'ZrEG=+%0C%#::'#<%B00<.:5%>"(#:>4%%
• &+",":$<=%.$%<00c,%<.c"%$2"=%0:<=%K0+c%K"<<%0'$,.>"6%.:%)<#B",%K2"+"%=0'P>%K#:$%$2"(%.:,.>"4%%%
• L2"=%(#c"%$2"%(0,$%,":,"%.:%20$%B<.(#$",4%%&0,,.;<=%2"<)C'<%$0%,(#<<6%0/"+G5<#x">%&!%K.$2%,'(("+%0/"+2"#O:54%
• S0+%B00<Z(.`">%B<.(#$",%.:,$#<<#O0:%.:%#g#B2">%,':,)#B"%0'$,.>"%$2"%&#,,./"%!0',"%":/"<0)"%(.52$%;"%#>/#:$#5"0',%]C'$'+"%K0+c4^%
Wright On Sustainability! QV%