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<br />WINTER POINT MULTIPLIERS (WPM)
<br />6~-10 WINTER OVERHANG FACTORS (WOF)
<br />
<br />CLIMATE ZONES 4 5 6
<br />
<br />~r
<br />
<br />wa:
<br />
<br />
<br />~[
<br />
<br />
<br />Southwest
<br />West
<br />Northwest
<br />OH Len th
<br />
<br />1.00
<br />1.00
<br />1.00
<br />0,0'
<br />
<br />1.002
<br />0.999
<br />0,999
<br />1.0'
<br />
<br />1.013
<br />1.003
<br />0.998
<br />1.5'
<br />
<br />1.038
<br />1.013
<br />0,997
<br />2.0'
<br />
<br />1.118
<br />1.040
<br />0.996'
<br />3,5'
<br />
<br />t168
<br />1.053
<br />0.995
<br />4.5'
<br />
<br />1278
<br />LOn
<br />0.993
<br />6.5'
<br />
<br />1.388
<br />1.095
<br />0.992
<br />95
<br />
<br />1.490
<br />1.107
<br />0.990
<br />14.0'
<br />
<br />1573
<br />, 1.116
<br />0.989
<br />20.0'
<br />
<br />6A-11 WALL WINTER POINT MULTIPLIERS !WPM)
<br /> FRAME CONCRETEBLOCKINORMALYrn FACE BRICK LOG
<br /> INTERIOR EXT. R-VALUE WOOD FR R-VALUE BLOCK
<br /> WOOD STEEL INSULATION INSUL 0-6.9 7.0 0-2.9 3.7 6 INCH 8 INCH
<br />R-V ALUE EXT ADJ EXT ADJ R-V ALUE EXT ADJ EXT 7-10.9 2.1 3-6.9 2.6 R-VALUE EXT EXT
<br />0-6.9 6,8 5.3 9.4 6.7 0-2.9 6.0 3.1 6.0 11-18.9 1.7 7-9.9 1.8 0-2.9 2.2 1.2
<br />7-10.9 2.5 2,1 4.4 3.3 3-4,9 3.8 2.3 2.8 19-25.9 1.0 10&UP 1,3 3-6.9 1.2 .9
<br />11-12,9 2.0 1.8 3.3 2.6 5-6,9 2.9 1.9 2.0 26&Up ,6 7&Up .9 .7
<br />13-18.9 1.8 1.6 3,0 2.4 7-10,9 2,3 1.5 1.5
<br />19-25.9 1.1 1.0 2,6 2.2 11-18,9 1,5 1.1 ,8
<br />26& Uo .7 ,7 1,4 12 19-25,9 ,8 .7 I NOTE: SEESECTION2.0OF APPENOIXC FORMUlTlPUERSI
<br /> 26 & Up ,5 ,5 OF ENVELOPE COMPONENTS NOT ON THIS FORM,
<br />
<br />6A-12 DOOR WINTER POINT MULTIPLIERS (WPM)
<br />
<br />6A-13 CEILING WINTER POINT MULTIPLIERS (WPM)
<br />
<br />DOOR TYPE EXTERIOR ADJACENT UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF
<br /> R-VALUE WPM R-VALUE WPM CElLlNG TYPE
<br />WOOD 7,6 5,9 19-21,9 ,87 10-10,9 1.02 R-VALUE EXPOSED DROPPED
<br /> 22-25,9 ,78 11-12,9 ,96 10-13,9 1.16 1.05
<br />INSULATED 5,1 4,0 26-29,9 ,69 13-18.9 ,84 14-20,9 ,83 ,76
<br /> 30-37,9 ,64 19-25,9 ,62 21 & Up ,54 ,50
<br /> 38 & Uo ,55 26-29,9 ,50
<br /> RSS Credit 0,850 30 & Up .46
<br /> IRCC Credit 0,905
<br />6A-14 FLOOR WINTER POINT MULTIPLIERS (WPM) White Roof Credit 1,044
<br />SLAB-ON-GRADE j RA5ED il RAISED WOOD
<br />EDGE INSULATION : CONCRETE POST OR PIER STEM WALL wi UNDER ADJACENT
<br /> CONSTRUCTION FLOOR INSULATION
<br />R-VALUE WPM R.VALUE WPM R-VALUE WPM WPM WPM
<br />0-2,9 2.5 0-2,9 4,0 0-6,9 2.49 1.8 5.3
<br />3-4,9 -1.7 3-4,9 1.8 7-10,9 0.78 .7 2,1
<br />5-6,9 -2.4 5-6,9 1.1 11-18,9 0.47 ,5 1.8
<br />7 & Uo -2,7 7 & Uo ,8 19 & Uo 0.14 ,3 1.0
<br />
<br />6A-15 INAL TRA TION & INTERNAL GAINS (WPM) 6A-17 DUCT MULTIPUERS OM) See Table 6-10 for Cod. minimums.
<br />',Air Inffltratiolt' .. '-'1<..: ,~:',:^,f,.' '" ' 0:8'A';'\"'} DUCT RETURN DUCTS In:
<br />: Internal Gains", . .,.. ' ' '::',;"1.,15: ':-~: ::;::" SUPPLY DUCTS IN: R-Value Unconditioned AtticJ AtticJ Altic/ Conditioned
<br />';:, .....,...-
<br />Infiltration/Internal Gains -0,28 soace RBS IRCC White roof scace
<br />(Combined) 4,2 1.1 07 1,098 1.100 1.1 02 1.092
<br /> Unconditioned Space b.O 1.078 1.0n 1.0f4 1.070 I,Ob!l
<br /> AIR HANDLER MUL TIPLJERS (WPM) 8.0 1.061 1. 006 1.001 1,058 ,052
<br />6A-16 4.2 1.076 1.067 - - ,059
<br />Located in carace 1.00 AtticlRaolant Barrier (RBS) b.O f.UOll 1.001 ,040
<br />Located in conditioned area 0,92 !l.0 1.046 1.041 - ,036
<br />Located on exterior of buildino 1.09 4.2 1.097 - 1.088 - 1.077
<br />Located in attic 1.11 Attic/Interior Radiation b,O 1.UIJ 1.Ub6 1.Uol
<br /> Control COalinqs (IRCC) 8,0 1.057 - 1.052 1.J45
<br /> 4,2 1.120 - - 1.110 1.J95
<br /> AtticlWhite roof 6.0 f.Ullll 1.081 .)7(1
<br /> 8.0 1.068 - 1,063 54
<br /> 42 1.009 1.008 1.010 1.009 JO
<br /> ConditlonedSpace -.. ." 6.U f.ool 1.UOb 1.001 1.007 JO
<br />6A-18 HEATING SYSTEM MULTIPUERS lHSMl 11.0 1.lJO:l: 1 ,lJO:l 1.UOb 1.005 JU
<br />SYSTEM TYPE See Tables 6-810 6-8 far code miril11l.mS HEATING SYSTEM MUL TIPUERS IHSMl .. - , . .. ... ..
<br />Central Heat HSPF 6.40-6.79 6.80-6,89 6.90-7.39 ' 7.40-7.89 7.90-8.39 8,40-8.89 8.9-9.39 9,4-9,89
<br />Pump Units HSM .53 .50 .-.. .49 -- .46 - .43 .41 ,38 .36
<br /> HSPF 9,90-10.39 10,40-10.89 10.90-11,39 11,40-11.89 ..11.90-12.39 . 12.40 & UD
<br /> HSM ,34 ,33 ,31 ,30 29 28
<br />PTHP COP 2.50-2.69 2.70-2,89 2.90-3.09 3.10-3,29 3.30-3.49 3.50-3.69 3.70-3.89 3,90-4,19
<br /> HSM ,40 - ,-- .37 '- --.;34 ".-. '.'---.32..-- , -"-,30 -..-- .. 29 -'.21 .. -- 26 ..
<br />Electric Strip & Gas '- ,,:- 1,0 (for gas credit multipliers, seeTable 6A-21) .. .. ..
<br />
<br />Effective date: March 1, 2003
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