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<br />WINTER POINT MULTIPUERS (WPM)
<br />
<br />CLIMATE ZONES 4 5 6
<br />
<br />6A.10 WINTER OVERHANG FACTORS (WOF) ~
<br />J OH RATIO I .00-.11 I .12-.17 T .18-.26 I .27-.35 I .36-.46 I .47-,57 1 .58-.70 1 .71-.83 I ,84-1.18 11.19-1.7211.73-2.731 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 />E/W 1.00 .71 .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 />I[ S 1.00 .95 .92 .83 ,70 .54 .36 .13 -.1:3 -.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 />E/W 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 .1:3 -,30 -.51 -.60
<br />OH LENGTH' 011. 1 II, 1'1211. 211, 311. 3'1211, 4'1211. 5'1211, 6'1211. 9'1211. 14 II. 2011.+
<br /> 'TO SELECT BY OVERHANG LENGTH, NO PART OF GLASS SHALL BE MORE THAN 8 FT, BELOW THE OVERHANG,
<br />
<br />6A.11 WAU WINTER POINT MULTIPLIERS (WPM)
<br /> FRAME CONCRETE BLOCK' fI FACE BRICK lOG
<br /> INT. INSULATION EXT.INSUL R.VAlUE WOOD FR
<br /> WOOD STEEL NORMAL WT. NOR. WT." 0-6.9 7,0 II I~ ~w
<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 & Uo ,6 if!"'., 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 811 CH
<br />HI-?5Q 11 10 2.6 2.2 11-18.9 15 1.1 .R 0-2,9 37 . 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 & UD .5 ,5 7-9.9 1.8 3-6,9 .9
<br /> 1n'illn 1 ~ 7 Rolin 7
<br />
<br />6A.12 DOOR WINTER POINT MULTIPLIERS 6A.13 CEILING WINTER POINT MULTIPLIERS /WPM)
<br />DOOR TYPE EXTERIOR ADJACENT UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROORNG
<br /> R.VALUE WPM R.VAlUE WPM CEILING TYPE
<br />WOOD 7.6 5.9 19-219 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 & Un .4 .3
<br /> 38 & Uo .4 26-29.9 .6
<br /> ~nRolln 4
<br />6A.14 FLOOR WINTER POINT MULTIPLIERS IWPU\
<br />SLAB-ON-GRADE RAISED RAISED WOO02
<br /> POST OR PIER STEM WALL wi UNDER
<br />EDGE INSULATION CONCRETE CONSTRUCTION FLOOR INSULATION ADJACENT
<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 7,9 N/A 5.3
<br />3-4.9 -1.7 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 Rolin .? 7 7 Rolin R HlR. Iln Q 3 1 n
<br />
<br />WPM)
<br />
<br />6A.15 INFILTRATION WINTER POINT MULTIPLIERS (WPM) 6A.16 DUCT MULTIPLIERS OM
<br />
<br />SUPPLY DUCTS IN
<br />ONDITIONED SPACE'
<br />
<br />
<br />RETURN DUCTS
<br />IN UNCONDITIONED SPACE
<br />1.14
<br />1.10
<br />1.09
<br />1.10
<br />1,07
<br />
<br />RETURN DUCTS
<br />IN CONDITIONED SPACE
<br />1.10
<br />1.07
<br />1.06
<br />1.00
<br />1.00
<br />
<br />INFILTRATION PRACTICE WPM
<br />ISEE TABLE 9P\
<br />PRACTICE #1 6.2
<br />PRACTICE #2 4.1
<br />'J/'1 ??
<br />
<br />SUPPLY DUCTS IN
<br />UNCONDITIONED SPACE
<br />
<br />6A.17 HEATING SYSTEM MULTIPLIERS IHSM\
<br />SYSTEM TYPE HEATING SYSTEM MULTIPLIERS /HSMI
<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.~-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 & uo
<br />---. . ..--_.- -----"._- - .-.._-~ ~~M .34 .33 .31 .30 .29 .28
<br />PTHP COP 2.50-2.69 l.l0:2~ .2.jXl-3.09_ 3.10-3.~9 . ~.30-3.49 3.50-3.69 - 3.70-3.89 3~~::4J9_
<br /> HSM .38 .37 ,34 ,32 .30 .29 ,27 .26
<br />Electric Stno 1.0
<br />Gas & Other Fuels 1.0 (See Table 6A-18 for Credit Multiolierl
<br /> MINIMUMS: CENTRAL UNITS-AIR SOURCE SPUT SYSTEM 6,8 HSPF, SINGLE PKG, 6,6 HSPF, WATER SOURCE 3,8 COP. GROUND WATER SOURCE 3,4 COP. PTHP 2.5-2,7 COP.
<br />
<br />1 FOR MUL TIPUERS FOR OTHER TVPES OF CONCRETE BLOCK CONSTRUCTION SEE SECTION 2,1 OF APPENDIX C. 2 MUL TlPLIERS FOR OTHER TVPES OF RAISED WOOOASSEMBLIES SEE
<br />SECTION 3.1 OF APPENDIX C. 3 DUCTS IN CONDITIONED SPACE NEED TO BE INSULATED ONL YTO THE R.VALUE NECESSARYTO PREVENT CONDENSATION,
<br />
<br />.5-
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