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<br />WINTER POINT MULTIPLIERS (WPM)
<br />
<br />CLIMATE ZONES 4 5 Ii
<br />
<br />6A-10 . WINTER OVERHANG FACTORS (WOF)
<br />J OH RATIO .00-.11 I ,12-.17 I .18-,26 ,27-.35 I ,36-.46 .47-.57 .58-.70 I .71-.83 I .84-1.18 1.19-1.72 1.73-2,73 2,74+
<br /> " SINGLE PANE GLASS
<br />N 1.00 1.Ou 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 1.0~ 1.10 1.15 1.20 1,25 1.30 1.35 1.39 1.50 1.59 1.67
<br />ENol 1.00 ,71 .57 .19 -.20 -.65 -1.05 -1.48 -2.03 -3.01 -4.06 -5.04
<br />--- ------~ ,90 .80 .68 .54 ,39 ,22 .05 -.33 -,71 -1.01
<br />SE/SW 1.00 ,93
<br />S 1.00 I .95 .92 .83 ,70 CA ~~ .13 -.13 -.70 -.98 -1.09
<br />...
<br />ocr: r DOUBLE PANE GLASS --:> '}
<br />wo I
<br />-'
<br />w N 1.00 1.05 1.07 1.11 ~<:: 1.24 1.28 1.34 1.40 1.47
<br /><n
<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 /> ENol 1.00 I .88 ,82 ,66 ,50 .31 .15 -.03 -.26 -,66 -1.10 -1.50
<br /> SE/SW 1.00 I ,95J ,92 .85 .76 .65 .54 .41 .28 -,01 -.30 -.52
<br /> S 1.00 I ,9ft .94 .87 .78 .65 .51 .33 :13 -.30 -,51 -.60
<br />~ OH LENGTH' Oft, \ lJ( 1 '12 ft. 2ft, 3ft. 3'1zft. 4'1zft, 5'1zft, 6'12ft, 9'12ft, 14ft. 20ft.+
<br /> 'TO SELE~ OVERHANG LENGTH, NO PART OF GLASS SHALL BE MORE THAN 8 FT. BELOW THE OVERHANG.
<br />
<br />&A-1;WALL~NTER POINT MULTIPLIERS (WPM)
<br />-... .-' FRAME
<br />
<br />FACE BRICK
<br />R-V ALUE WOOD FR
<br />0-6.9 7.0
<br />7-10,9 2.1
<br />11-18,9 1.7
<br />19-25,9 1,0
<br />26 & Un .6
<br />R-VALUE BLOCK
<br />0-2.9 3. 7
<br />3-6.9 2.6
<br />7-9.9 1.8
<br />~ ~
<br />
<br />CONCRETE BLOCK'
<br />INT,INSULATION FXT.INSUL
<br />NORMAL WT, NOR, WT,
<br />EXT ADJ EXT
<br />6,0 3.1 6.0
<br />3.8 2.3 2.8
<br />2.9 1.9 2,0
<br />2.3 1.5 1,5
<br />1.5 1.1 .8
<br />,8 .7
<br />.5 .5
<br />
<br />LOG
<br />
<br />6 INl'H
<br />R-VALUE EXT
<br />0-2.9 2,2
<br />3-6.9 1.2
<br />7 & Uo .9
<br />BINCH
<br />R-VALUE EXT
<br />0-2,9 1.2
<br />3-6.9 .9
<br />7}!' tIn 7
<br />
<br />STEEL
<br />EXT ADJ
<br />9.4 6.7
<br />4.4 3.3
<br />3,3 2.6
<br />3,0 2.4
<br />2.6 2.2
<br />1.4 1.2
<br />
<br />____ f-- WOOD
<br />B:~~~_ EXT ADJ
<br />0-6.9 6.8 5.3
<br />7-10.9 2.5 2.1
<br />11-12.9 2.0 " 1,&
<br />13-18.9 1.8 1.6
<br />19-25.9 1.1 1.0
<br />26& Uo .7 .7
<br />
<br />R-V ALUE
<br />0-2,9
<br />3-4.9
<br />5-6.9
<br />7-10.9
<br />11-18,9
<br />19-25,9
<br />26 & Uo
<br />
<br />WPM)
<br />
<br />6A-12 DOOR WINTER POINT MULTIPLIERS
<br />DOOR TYPE EXTERIOR ADJACENT
<br />WOOD 7.6 5,9
<br />INSULATED 5.1 4.0
<br />
<br />6A-13 CEILING WINTER POINT MULTIPLIERS (WPM)
<br />UNDER ATIlC SINGLE ASSEMBLY CONCRETE DECK ROOFING
<br />R-VALUE WPM R-VALUE WPM CEILING TYPE
<br />19-219 1.0 10-10,9 1.8 R-V 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 11 21 & Uo ,4 .3
<br />38 & Un .4 26-29.9 .6
<br /> ~o A. lJn A
<br />
<br />6A.14 FLOOR WINTER POINT MULTIPLIERS (WPMl
<br />SLAB-ON-GRADE RAISED RAISED WOO[)2
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL wI UNDER ADJACENT
<br /> CONSTRUCTION FLOOR INSULATION
<br />R-VALUE WPM R-VALUE WPM RoY ALUE 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}!' Iln -? 7 7}!' Iln R HI}!, IlnQ ':l 1 n
<br />
<br />6A-16 DUCT MULTIPLIERS OM
<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 />
<br />SUPPLY DUCTS IN
<br />UNCONDITIONED SPAC
<br />
<br />SUPPLY DUCTS IN
<br />ONDITIONED SPACE'
<br />
<br />6A-17 HEATING SYSTEM MULTIPLIERS HSM
<br />SYSTEM TYPE HEATING SYSTEM MULTIPL
<br />
<br />
<br />~:~:I__ _ ~f~~~~~1'~~sf[~:~'~!;f.~i1~ ~:~~1;~:
<br />
<br />
<br />
<br />Electric Strip 1.0..___._____
<br />Gas & Other Fuels _______. LQ~~Ii:l!J~.6A.16..f~l[_Cre(jiIML1ItiQliMJn__n_~__._
<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 2.5,2,7 COP.
<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. t 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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