|
<br />WINTER POINT MULTIPLIERS (WPM)
<br />
<br />CLIMATE ZONES 4 5 6
<br />
<br />6A-l0 WINTER OYERHANG FACTORS (WOF)
<br />J OH RATIO ,00-,11 1 .12-,17 1 .18-,26 1 ,27-,35 1 ,36-,46 1 .47-.57 1 .58-.70 I .71-.83 .84-1,18 11.19-1.7211,73-2731 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 T39 1,50 1.59 1.67
<br />ENJ 1.00 r.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-a: S 1.00 (.95/ ,92 .83 .70 .54 ,36 .13 -.13 -.70 -.98 -1.09
<br />frlo DOUBLE PANE GLASS
<br />~l 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 1.94 208
<br />ENJ 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. l'!2ft. 2ft. 3 ft. 3'!2ft. 4V:.ft, 5Yzft. 6'!2ft. 9Yzft. 14 ft. 20ft.+
<br /> 'TO SELECT BY OVERHANG LENGTH, NO PART OF GLASS SHALL BE MORE THAN 8 FT, BELOW THE OVERHANG.
<br />
<br />.
<br />I~
<br />~
<br />~
<br />Ii:
<br />I
<br />t
<br />f
<br />
<br />i
<br />t
<br />~
<br />I
<br />~
<br />
<br />6A-l1 WALL WINTER POINT MULTIPLIERS (WPM)
<br /> FRAME CONCRETE BLOCKl FACE BRICK LOG
<br /> INT. INSULATION EXT. INSUL R-YALUE WOOD FR
<br /> WOOD STEEL NORMAL WT. NOR. WT. 0-6.9 7.0 6 INCH
<br />R-YALUE 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 (1,8') 3.3 2.6 5-6,9 2,9 1.9 2.0 26 & Un .6 7 & Un .9
<br />13-18.9 1.8 1:'6 3,0 2.4 7-10,9 ~ 1.5 1,5 R-YALUE BLQ~ BINCH
<br />19-25.9 1.1 1,0 2.6 2.2 11-18,9 T5 1,1 .8 0-2,9 3,7 R-YALUE 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 /> 10 & Iln 1 .~ 7 & Un ,7
<br />
<br />fo:
<br />r
<br />~.
<br />!
<br />);
<br />1,
<br />~.,
<br />~
<br />~
<br />~f
<br />~
<br />~
<br />f
<br />~
<br />t
<br />h
<br />,
<br />f
<br />!'
<br />i,
<br />i
<br />~,
<br />l'
<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 ROOF
<br /> R-YALUE WPM R-Y ALUE WPM CEILING TYPE
<br />WOOD 7,6 5.9 19-21,9 ( 1.0) 10-10.9 1,8 R-YALUE DROPPED EXPOSED
<br /> 22-25.9 .9 11-12,9 1.6 10-13,9 1,2 1.3
<br />INSULATED C0 (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 & Un .4 26-29.9 .6
<br /> 30& Iln 4
<br />6A-14 FLOOR WINTER POINT MULTIPLIERS (WPM)
<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-Y ALUE WPM R-YALUE WPM R-Y ALUE WPM WPM WPM
<br />0-2,9 12.5> 0-2,9 4.0 0-6.9 7.9 18 5.3
<br />3-4,9 "=T: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 & Un -2,7 7 & Un .8 HIli. Un .9 1 1.0
<br />
<br />WPM)
<br />
<br />6A-15 INFILTRATION WINTER POINT MULTIPLIERS (WPM)
<br />INFILTRATION PRACTICE WPM
<br />SEE TABLE 6A-21
<br />PRACTICE #1 6.2
<br />PRACTICE #2 4.1
<br />
<br />6A-16 DUCT MULTIPLIERS (OM)
<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 ('j,107 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 />6.711.1ln 1.06 100
<br />
<br />6A-17 HEATING SYSTEM MULTIPLIERS HSM
<br />~YSmll1'~"-.._ _!LEA_T!!!GS~.IIU TIPJJERHIfSMl- -~-'-----'--'-r----'--'-'-'l"'-
<br />Central Heat _Ji~f'f~___ ---Q,1Q-Q1L _!lJlO-6.89 e,90-7,~L J~Q-?JJ!L_J~Q:~q~uMQ:!lJl~__e.~-~.~~__+_ 9.4-~.89
<br />Pump Units ----.ti~M_____~. ,50 .49 ,{g___ _,__A~__ ____,~L___.)_8 ___.L,3g
<br />
<br />PTHP-- -- ~i- .. -:~1~99 ~':~:~ nl:~+:_ J:~~; ~;:i~: -~~~~~. ~~,~~=-1'9~i19
<br />
<br />_!=~!!,ic S!dJ1~__ 1.9 . ____ ___.____
<br />Gas & LP Gas 1.0 {See Table 6A-18 f9r Credit M\1!tiplier)______ ____
<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 />\ 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 NECESSARYTO PREVENT CONDENSATION,
<br />
<br />.5.
<br />
|