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<br />WINTER POINT MULT I"UERS (WPM) CLIMATE ZONES 4 5 6
<br />iA-10 WINTER OVERHANG FACTORS (WO ~
<br /> ~ OH RATIO I ,00-.11 .12-.17 \ .18-.26 1 ,27-.35 I .36-.46 1 .47-,57 I .58-,70 1 .71-.83 I .84-1.18 11.19-1.72 1173-2.73 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 /> NE/NW 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 /> EIW 1.00 .71 .57 ,19 -,20 -,65 -1.05 -1.48 -2.03 -3.01 -4.06 -5.04
<br />>- SE/SW 1.00 .93 .90 ,80 ,68 .54 ,39 .22 ,05 -.33 -.71 -1.01
<br />ID
<br />tia; S 1.00 .95 .92 ,83 .70 .54 .36 .13 -.13 -.70 '.98 .1.0~_
<br />wo / DOUBLE PANE GLASS
<br />-' "T'a'5 1.28 1.34 1.40 1.47
<br />w N 1.00 1.07 1.11 1.14 1.18 1.21 1.24
<br />en
<br /> NE/NW 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 /> , .82 .66 .50 .31 ,15 -.03 -.26 -.66 .1.10 -1.50
<br /> , EIW 1.00 .88
<br /> i SE/SW 1.00 .95 .92 .85 .76 .65 ,54 .41 .28 -.01 -.30 -.52
<br /> i S 1.00 .96 .94 .87 .78 .65 ,51 .33 ,13 -.30 -.51 -.60
<br /> .. OH LENGTH' Oft 1 ft 1'1211. 2 ft 3 ft 3V, It, 4'1,It, 5V, It. 6'12 It. 9'12 It. 14 ft 201t.+
<br /> 'TO SELECT BY OVERHANG LENGTH, NO PART OF GLASS SHALL BE MORE THAN 8 FT. BELOW THE OVERHANG.
<br />
<br />SA-11 WALL WINTER POINT MULTIPLIERS (WPMl
<br /> FRAME CONCRETE BLOCK' FACE BRICK LOG
<br /> INT. INSULATION EXT. INSUL R.VALUE WOOD FR "
<br /> WOOD STEEL NORMAL WT. NOR. WT. 0-6.9 7.0 6 INCH
<br />R-VALUE EXT ADJ EXT ADJ R.VALUE EXT ADJ EXT 7-10.9 2.1 R-VALUE 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 1.8 3.3 2.6 5-6,9 2.9 1.9 2.0 26 & Un ,6 7 & Uo .9
<br />: 13-18.9 1.8 1.6 3.0 2.4 7-10.9 2.3 1.5 1.5 R.VALUE BLOCK 8 INCH
<br />19-25,9 1.1 1.0 2.6 2.2 11-18,9 1.5 1.1 ,8 0-2,9 3.7 R-V ALUE EXT
<br />: 26& Un .7 .7 1.4 1.2 19-25.9 .8 ,7 3-6.9 2,6 0-2,9 1.2
<br /> 26 & Un .5 .5 7-9.9 1.8 3-6.9 ,9
<br />I . 10 & lJn 1.3 7 R. IIn 7
<br />
<br />5A-12 DOOR WINTER POINT MULTIPLIERS 6A-13 CEILING WINTER POINT MULTIPLIERS (WPM}
<br />DOOR TYPE EXTERIOR ADJACENT UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF
<br /> F1:Y~LUE f-.-~PM R-VALUE WPM CEILING IY~L__.
<br />---- -. .._-~ -
<br />WOOD 7.6 5.9 19-21.9 1.0 10-10.9 1.8 R-VALUE DROPPED EXPOSED
<br /> 22-25.9 .9 11-12,9 1.6 10-13,9 1.2 1.3
<br />INSULATED 5.1 4.0 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 & l!lL .4 .3
<br /> 38 & Un .4 26-29.9 .6
<br /> 30& Iln 4
<br />6A-14 FLOOR WINTER POINT MULTIPLIERS (WPM}
<br />SLAB-ON-GRADE RAISED RAISED WOOD'
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL wI UNDER ADJACENT
<br /> CONSTRUCTION FLOOR INSULATION
<br />, R-V ALUE WPM R-VALUE WPM R-V ALUE WPM WPM WPM
<br />0-2.9 2.5 0-2.9 4.0 0-6.9 7,9 1.8 5.3
<br />3-4.9 -17 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 R. Iln _?7 7 & lJn .B 1Q R. Iln Q .3 1'0-
<br />
<br />WPM)
<br />
<br />6A-15 INFILTRATION WINTER POINT MULTIPLIERS (WPM)
<br />
<br />6A-16 DUCT MULTIPLIERS (OM)
<br /> RETURN DUCTS RETURN DUCTS
<br /> R-VALUE 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 1.10 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 />R 7 Rolin 100 HIlT.
<br />
<br />INFILTRATION PRACTICE WPM
<br />(SEE TABLE 6A.21l
<br />PRACTICE #1 6.2
<br />PRACTICE #2 4.1
<br /> ??
<br />
<br />5A-17 HEATING SYSTEM MULTIPLIERS HSM
<br />SYSTEMTYPE
<br />Central Heat
<br />Pump Units
<br />
<br />___ ... .__ HEATING SYSTEM MUL'UPLlER~S.(HSM) _ ___ _____
<br />
<br />!::lHH~S~Mp~F~'-""- ] -.' _..'9_...6._90'~.0.'._5~1~o'7'399_..'- 6.8~;~.891~.~~~.39 .4~~~.8~_ ~.~~~.39
<br />-__ _n___ _ '..__ 1jl.4()-10.89 t1'9.9<l:lt3JL __All-:! 11.90-12.]j!,
<br />_un ___ _____ HSM ____. __.M........ _____]3....... __,.:tl.... _ _ .30 ,29
<br />PTHP CQE......_ ____un 2.50~J59_ . 2]Q-_2.J!9 ....1.!!0:3-'-Q9 3J.9:.3,29 3,30-3.49
<br />. n___ HSM_____ .4L. _....JL ,34 ,32 .30
<br />Electric Strip _ __ _____.___ ____ LO~ ______.__.____ __.____
<br />Gas Ue..Gas ____ _____ 1.0 (See Iable.Jl~-18 for Cre(jit.M!!ltiplillJL__._ .
<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.
<br />
<br />8.40-8.89 8.9-9.39
<br />._AL..._ _.., _,38
<br />12.40 &_uQ. ___
<br />
<br />M~i,6L- _3.79~~,B9~.~~;:.~~_=
<br />
<br />9.4-9.89
<br />.36
<br />
<br />1 FOR MULTIPLIERS FOR OTHER TYPES OF CONCRETE BLOCK CONSTRUCTION SEE SECTION 2.1 OF APPENDIX C. 2 MULTIPLIERS 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.
<br />
<br />.5-
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