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<br />WII'>4TER POINT MULTIPLIERS (WPM)
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<br />CLIMATE ZONES 4 5 6
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<br />6A-l0 WINTER OYER HANG FACTORS (WOF)
<br />J OH RATIO .00-.11 I .12-,17 I ,18-,26 I ,27-,35 .36-,46 .47-.57 I .58-.70 ,71-.83 .84-1.18 r 1.19-1. 72 1.73-2.73 I 2,74+
<br /> SINGLE PANE GLASS .~.
<br />N 1.00 1.03 1.05 1.08 1.10 1.13 1.15 1.18 ( 1.20.) 1,24 1.29 1.34
<br />NElNW 1.00 1.07 1.10 1.15 1.20 1,25 1.30 1.35 1,39 1.50 1.59 1,67
<br />Em 1.00 r.'7t..J ,57 .19 -,20 -.65 -1.05 -1.48 -2.03 -3,01 -4.06 -5.04
<br />SElSW 1.00 .93. .90 .80 .68 .54 ,39 .22 ,05 -,33 -.71 -1.01
<br />ta: S 1.00 /.95..) .92 ,83 .70 .54 .36 ,13 -.13 -,70 -.98 -1.09
<br />~[ - DOUBLE PANE GLASS
<br />N 1.00 1.05 1.07 1.11 1.14 1.18 1,21 1.24 1.28 1.34 1.40 1.47
<br />NElNW 1.00 1,11 1,16 1.24 1.32 1,41 1.48 1.56 1.63 1.80 1.94 2.08
<br />Em 1.00 .88 ,82 .66 .50 ,31 .15 -,03 -.26 -,66 -1.10 -1.50
<br />SElSW 1,00 .95 .92 ,85 .76 .65 .54 .41 ,28 -.01 -.30 -.52
<br />S 1.00 .96 .94 .87 .78 .65 ,51 .33 .13 -,30 -.51 -.60
<br />OH LENGTH' Oft, 1 ft, lV2 ft. 2ft. 3ft. 3V2 ft. 4V2ft, 5Y2 ft. 6Y2 ft. 9'hft, 14 ft, 20ft.+
<br /> 'TO SELECT BY OVERHANG LENGTH, NO PART OF GLASS SHALL BE MORE THAN 8 Fr, BELOW THE OVERHANG.
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<br />6A.l1 WALL WINTER POINT MULTIPLIERS (WPM)
<br /> FRAME CONCRETE BLOCKl FACE BRICK LOG
<br /> INT. INSULATION EXT. INSUL RN ALUE WOOD FR
<br /> WOOD STEEL NORMAL WT. NOR. WT. 0-6.9 7,0 "INCH
<br />RNALUE EXT ADJ EXT ADJ R.Y ALUE EXT ADJ EXT 7-10,9 2,1 R.YALUE 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 0-2,9 2,2
<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 3-6.9 1.2
<br />11-12.9 2.0 ("f8) 3.3 2,6 5-6.9 2,9 1.9 2.0 26 & Uo ,6 7&Uo ,9
<br />13-18.9 1.8 11f 3.0 2,4 .'., 7-10.9 r73' 1.5 1.5 R.Y ALUE BLOCK SINCH
<br />19-25,9 11 1.1l 2,f; 2.2 'r ll-lR,Q 1] 1.1 ,8 ()~2.Q 1) R.YALUE EXT
<br />26& Uo .7 .7 1,4 1.2 19-25,9 .8 .7 3-6,9 2.6 0-2.9 1,2
<br /> 26 & Uo ,5 ,5 7-9.9 1.8 3-6.9 .9
<br /> 10 Rolin 1 1 7 R. Iln 7
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<br />6A.12 DOOR WINTER POINT MULTIPLIERS
<br />DOOR TYPE EXTERIOR ADJACENT
<br />WOOD 7,6 5.9
<br />INSULATED @ (0
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<br />WPM)
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<br />6A.13 CEILING WINTER POINT MULTIPLIERS (WPMI
<br />UNDER ArnC SINGLE ASSEMBLY CONCRETE DECK ROOF
<br />R-YALUE WF'M R-YALUE WPM CEILING TYPE
<br />19-21.9 (1.0 ) 10-10.9 1.8 R-Y ALUE DROPPED EXPOSED
<br />22-25.9 .9 11-12.9 1,6 10-13.9 1.2 1.3
<br />26-29.9 .7 13-18,9 1.5 14-20.9 .7 .7
<br />30-37,9 ,6 19-25.9 1.1 21 & Un .4 .3
<br />38 & Uo .4 26-29.9 ,6
<br /> 10Rolln 4
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<br />6A-14 FLOOR WINTER POINT MULTIPLIERS (WPM I
<br />SLAB.ON.GRADE RAISED RAISED WOO[)2
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL wI UNDER ADJACENT
<br /> '..., CONSTRUCTION FLOOR INSULA nON
<br />R.YALUE WPM R.Y ALUE WPM R-Y ALUE WPM WPM WPM
<br />0-2.9 ti5) 0-2.9 4,0 0-6,9 7.9 1,8 5.3
<br />3-4.9 '-::r1" 3-4.9 1.8 7-10.9 2.1 .7 2.1
<br />5-6.9 -2.4 5-6.9 1.1 11-18.9 1,5 ,5 1.8
<br />7 Ro Iln -'7 7 RolIn R lQRo~ a '~ 10
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<br />6A.15 INFILTRATION WINTER POINT MULTIPLIERS (WPM)
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<br />INFILTRATION PRACTICE WPM
<br />(SEE TABLE 6A.21 I
<br />PRACTICE #1 6.2
<br />PRACTICE #2 (4,()
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<br />6A.16 DUCT MULTIPLIERS tOMI
<br /> RETURN DUCTS RETURN DUCTS
<br /> R-Y ALUE IN UNCONDITIONED SPACE IN CONDITIONED SPACE
<br />SUPPLY DUCTS IN 4.2-5.9 1.14 1.10
<br />UNCONDITIONED SPACE 6.0-6.6 r 110 J 1.07
<br />6.7 & Un 1,09 1.06
<br />SUPPLY DUCTS IN 4,2-5.9 1.10 1.00
<br />CONDITIONED SPACE' 6,0-6,6 1.07 1.00
<br />f; 7 Ro IIn 1 Of; ., M
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<br />6A.17 HEATING SYSTEM MULTIPLIERS HSM
<br />_~Y.sI~M TYP~___ .- -- --1--!~_H.~!T!NG S,(~T!MJ.q! TI~P!'~R~ (H~'~M)l __u "j- - -- ..
<br />Central Heat _I-J~PF.___ _6,40-6.7,L _6,8Q-6.89 6.90-7.39 _7.4Q-Z,~~ _ JW-8.3~L _ MQ-~~9. u It!!-~.:3!!_~A.~,eL
<br />Pump Units _!:I~M.__ _-A~_ . ,50 .49 ~1L.__, _.43 __ __. .~1___ _,:3!!..___ .. .~6
<br />- H~Pf.__.__ .9,9Q::.1Q..:3L _ lQAQ-JQJ!L _1Q,~Q-1L:3!!_ lL40-11,~~. l1W-12.:3~ _ 1~.40~ up
<br />---------- __I-J~M__._ _--':31...___ ._~__ _--..dt_ _,:3Q _~g~_ __...1!!___ __ __ __
<br />PTHP .QQP __ _._ __g.~Q-g,~!L_. _ ~:l!.)-g.89 _ ,_g,~Q-:3.Q~_ __:3.10-~.gL _~.3()-:3.4~_ ,3.~0-3.6~ 3.7Q-3,89 :390-4.19
<br />_!lSM.___ __..AQ ,_. __':3L.. --------:3~ ~.:3g __ ___,3L.. _... ,g!!. _. ___P." _ . ..ga
<br />_!;~Ji~J>~___ _~_.___ 1.0 ____._________.___
<br />Gas & LP Gas 1,0 (See Table 6A-18!Q[Qr!!gj!MlJ!!iI>!~rl_______________________
<br />MINIMUMS: CENTRAL UNITS-AIR SOURCE SPLIT SYSTEM 6,8 HSPF, SINGLE PKG. 6.6 HSPF, WATER SOURCE 3,8 COP, GROUND WATER SOURCE 3,4 COP, PTHP SEE TABLES 6.6 TO 6,8,
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<br />1 FOR MULTIPLIERS FOR OTHER TYPES OF CONCRETE BLOCK CONSTRUCTION SEE SECTION 2.1 OF APPENDIX C. 2 MUL TIPUERS FOR OTHER TYPES OF RAISED WOOD ASSEMBLIES SEE
<br />SECTION 3.1 OF APPENDIX C. 3 DUCTS IN CONDITIONED SPACE NEED TO BE INSULATED ONLY TO THE R.VALUE NECESSARY TO PREVENT CONDENSATION.
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