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\tVI~TER POINT MULTIPLIERS (WPM) CUMA TE ZONES 4 5 6 6A-1-o WINTER OVERHANG FACTORS (WOF) l wo::: ujo Southwest 1.00 1.002 1.013 1.038 1.071 1.118 1.168 1.225 1.278 1.490 1.573 ~l West 1.00 0_999 1. 003 1.013 1. 025 1.040 1.053 1.067 1.077 1.107 1.116 Northwest 1.00 0.999 0.998 0.997 0.997 0.996 0.995 0.994 0.993 0.990 0.989 OH Len h 0.0' 1.0' 1.5' 2.0' 3.0' 3.5' 4.5' 5.5' 6.5' 14.0' 20.0' 6A-11 WAlL WINTER POINT MULTIPLIERS (WPM! FRAME CONCRETE BLOCK (NORMAl WT) FACE BRICK LOG INTERIOR EXT. R-VAlUE WOOD FR R-VAlUE BLOCK WOOD STEEL INSULATION INSUL 0-6.9 7.0 0-2.9 3.7 6 INCH a/NCH R-VAlUE EXT ADJ EXT AOJ R-VAlUE EXT AOJ EXT 7-10.9 2.1 3-6.9 2.6 R-VAlUE EXT EXT 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 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 11-12.9 2.0 1.8 3.3 2_6 5-6.9 2.9 1.9 2.0 26&Up .6 l&Up _9 _7 13-18.9 1.8 1.6 3.0 2.4 7-10.9 2_3 1.5 1.5 19-25.9 1.1 1.0 2_6 2.2 11-18.9 1.5 1.1 .8 26& Up _7 .7 1.4 1.2 19-25.9 .8 .7 I NOTE: SEE SECTION 2.0 OF APPENDIX C FOR MULTIPLIERS I 26 & Up .5 .5 OF ENVELOPE COMPONENTS NOT ON THIS FORM. 6A-12 DOOR WINTER POINT MULTIPLIERS (WPM) DOOR TYPE I EXTERIOR I ADJACENT ---1------+----- WOOD I 7.6 I 5_9 i i -- -------1 ---1-.-~------- INSULATED I 5.1 , 4.0 SlAB-DN-GRADE I EDGE INSULATION J - R-VALUE WPM I 0-2.9 . 2r-l -34~--1 . ~--=fT--~l - -s:6-:-g--+ -2.4 . --7&uj-- -~2]- '-I RAISED ! CONCRETE i I I R-YALUE i WPM i 1-0-2.9 --T-~ r----m- --t-1/f---l f==}=js ==1=:-1:r==j 7 & U .8 i R-VALUE 10-13.9 14-20.9 . 21 &Up CONCRETE DECK ROOF CEILING TYPE EXPOSED DROPPED 1.16 I--------ros- ---,------- --- .83 ~__ .54 I .50 6A-14 FLOOR WINTER POINT MULTIPLIERS (WPM) 6A-15 INFILTRATION & INTERNAL GAINS /WPM! 6A-17 DUCT MULTIPLIERS OM! See Tabl. 6-10 for Code m1nimu.... Air Infiltration 0.87 DUCT RETURN DUCTS In: Internal Gains - 1.15 SUPPLY DUCTS IN: R-Yalue Unconditioned Attic! Attic! Attic! Conditioned Infiltration/Internal Gains -0.28 space RBS IRCC White roof SPace (Combined) 4.2 1.107 1.098 1.100 1.102 1.092 Unconditioned Space O.U l.url 1.01 1.074 1.075 1.01 i8 AIR HANDLER MULTIPLIERS IWPM) 8:i T.Olr TO 1.fJ5T .U58 1.0 .2 6A-16 'I. 1.0 TO - - 1. ,9 Located in aaraae 1.00 Altic/Radiant Barrier (RBS) ll. 1.0 1.0 - - 1. 15 Located in conditioned area 0.92 8. 1. 1.0 - - 1. i6 Located on exterior of building 1.09 4. 1. - 1.088 - 1. '7 Located in attic 1.11 Attic/Interior Radiation '3 - 1.06(f - 1.057 Control Coatinas (IRCG) l. . 57 - 1.05T - 1.040 .2 . 20 .r 1.U95 AttieiWhite roof LO 1.08a- I.U 1.U71 LO 1_06J - - .0 1.0 1.2 I.om 1.omr 1:UTIf 1.0 1.0 Conditioned Space 6.0 1.UO; 1.006 1.007 1.0 17 1.0 6A-18 HEATING SYSTEM MULTIPLIERS {HSM! 8.0 1. U05 1.005 1.006 1.0 )5 1.0 SYSTEM TYPE See Tables 6-6 to 6-8 for COde minimums HEATING SYSTEM MULTIPLIERS IHSMI 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 Pump Units HSM .53 .50 .49 .46 .43 .41 .38 .36 HSPF 9.90-10.39 10.40-10.89 10.90-11.39 11.40-11.89 11.90-12.39 12.40 & up HSM _34 _33 _31 .30 .29 .28 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 HSM .40 .37 .34 .32 .30 '.29 .27 .26 Electric Strip & Gas 1.0 (for gas credit multipliers, see Table 6A-21 ) RAISED POST OR PIER I CONSTRUCTION I ~ R-VALUE WPM ; I~~ --~~.~ ~__l~~=-~j5i-=~==~-j-___. i_-~~----___JljL___---L I 19 & U: 0.14 i 000 STEM WALL wI UNDER FLOOR INSULATION WPM WPM 1.8 i 5.3 .-.J.......__._ ... __+ ~----:'2.C_~___ .5 : 1.8 .3 t----fO-- ADJACENT