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<br />SUMMER 'POINT MULTIPLIERS (SPM)
<br />
<br />CUIlATEZONES 4 5 6
<br />
<br />6M SUMMER OVERHANG FACTORS ISO 1 FOR SINGLE AND DOUBLE PANE GLASS.
<br />~r OH RATIO ,00-,11 .12-.17 .18-.26 ,27-,35 .36-,46 ,47-,57 ,58-.70 .71-,83 ,84-1.18 1,19-1.72 1,73-2.73 2.74+
<br />N 1.00 .94 ,91 ,87 ,83 ,79 ,75 ,72 ,69 .62 ,56 .50
<br />NEJNW 1.00 .94 ,91 ,85 ,79 ,72 ,68 ,63 ,58 ,50 ,40 .36
<br />I-a: E/W 1.00 .95 .92 .85 .78 ,70 ,64 ,58 ,52 ,42 ,33 .26
<br />~o
<br />gl SEJSW 1.00 .93 .90 ,81 .72 ,62 ,55 ,49 ,42 ,33 ,27 .22
<br />S 1.00 .91 .87 .77 ,67 ,57 .50 ,45 .39 ,32 ,28 .25
<br />OH LENGTH' Oft 1ft 1'12ft 2ft, 3ft 3'/2ft 4'12ft 5'12ft 6'12ft 9'12ft 14ft 20ft+
<br />__0_" 'To select hv Overhana lBnath. no oart 01 alass shall be more than 6 ft, below lt1e overhana.
<br />
<br />6A-2 WALL SUMMER POINT MUL TIPUERS ISPMI
<br />FRAME
<br />
<br />-.
<br />R-VALUE
<br />0-6.9
<br />7.10.9
<br />11-12,9
<br />13-18.9
<br />19-25.9
<br />26& Uo
<br />
<br />WOOD
<br />EXT ADJ
<br />64 2.2
<br />2.3 .8
<br />1.9 ,7
<br />1.7 .6
<br />1.0 .3
<br />,,,6 .2
<br />
<br />STEEL
<br />EXT ADJ
<br />8,9 2,9
<br />4.1 1.3
<br />3.0 1.0
<br />2.8 0.9
<br />2.4 0.8
<br />1.3 0.4
<br />
<br />./
<br />
<br />SPM)
<br />
<br />ReVALUE
<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 />CONCRETE BLOCK'
<br />INT. INSULATION IEXT.INSUL
<br />NORMAL WT. NOR. WT.
<br />EXT ADJ EXT
<br />2.5 ,9 2,5
<br />1.4 .7 .7
<br />1.0 .6 .3
<br />,8 4 .1
<br />,4 .3 0
<br />.2 .2
<br />.1 .1
<br />
<br />FACE BRICK
<br />R-VALUE WOOD FR
<br />0-6,9 2.9
<br />7-10,9 .6
<br />11-18.9 .4
<br />19-25,9 .2
<br />26 & Uo .1
<br />R.VALUE BLOCK
<br />0-2,9 1.0
<br />3-6,9 . .6
<br />7-9,9 ,4
<br />10& Uo .2
<br />
<br />LOG
<br />
<br />6 INCH
<br />R.VALUE EXT
<br />0-2,9 1.7
<br />3-6,9 1.1
<br />7 & Uo ,8
<br />8 INCH
<br />R.VALUE EXT
<br />0-2,9 1,0
<br />3-6,9 .8
<br />7 ~ Iln 7
<br />
<br />6A-3 DOOR SUMMER POINT MULTIPLIERS 6A-4 CEILING SUMMER POINT MULTIPLIERS (SPMI
<br />DOOR TYPE EXTERIOR ADJACENT UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF
<br /> R-VALUE SPM R.VALUE SPM CEILING TYPE
<br />WOOD 7.2 24 19-21.9 1.1 10-10.9 3,0 R.VALUE DROPPED EXPOSED
<br /> 22-25,9 ,9 11-12,9 2.7 10-13,9 3,0 3,3
<br />INSULATED 4,8 1,6 26-29,9 .7 13-18,9 2,4 14-20,9 2,0 2.1
<br /> 30-37,9 ,6 19-25,9 1.8 21 &Uo 14 1.3
<br /> 38 & Uo 4 26-29.9 1,1
<br /> 30 .\ Un 0.9
<br />6A-5 FLOOR SUMMER POINT MULTIPLIERS ISPMl
<br />SLAB-QN-GRADE RAISED RAISED WOO02
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL wI UNDER ADJ~CENT j
<br /> CONSTRUCTION FLOOR INSULATION
<br />R-VALUE SPM R.VALUE SPM R-VAlUE SPM SPM SPM
<br />0.2.9 .31.9 0-2,9 -to 0-6,9 0,9 -5,8 5,3
<br />3-4.9 -31.8 3-4,9 -1,7 7-10.9 -1.1 -2,8 2,1
<br />5-6.9 -31.7 5-6.9 -1.7 11-18,9 -1,0 -2,2 1.8
<br />7 ~ Iln -11 f\ 7 ~ tIn -17 1!l ~ Un -0.9 -1.8 1 n
<br />
<br />6A-6 INFilTRATION SUMMER POINT MULTIPLIERS (SPII)
<br />
<br />INFIL TRA TION PRACTICE SPM
<br />(SEE TABLE 6A-21 I
<br />PRACTICE #1 13,8
<br />PRACTiCE #2 10,9
<br /> 7f\
<br />
<br />6A-7 DUCT MULTIPLIERS IDMl
<br /> RETURN DUCTS RETURN DUCTS I
<br /> R.VALUE IN UNCONDITIONED SPACE IN CONDITIONED SPACE
<br />SUPPLY DUCTSIN 4.2-5.9 1.14 1.10
<br />UNCONDITIONED SPACE 6.0-6,6 1.10 1.07
<br />6.7 & Uo 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 ~ Un 1M 1M
<br />
<br />6A-8 COOLING SYSTEM MULTIPLIERS CSM
<br />SYSTEM TYPE _ __ _ CQQllN~~YSTE"'-MULTIPLlERS I(:SML. _ I
<br />CentraIUnIls(SEER) l_~~:g 7'~~~:~i--'t~.4 _8.5~ri.L _~,-9~.L.!!,~~~.9 J_ ,34i1Q,~~0.9 11,~~1.4_ ~l'?~L~_ J~2:~~~~4'
<br />
<br />PT~C&!~~ Um~~EE_~~Ji~:___ ~~,~~~9 13.~~~~~13,~~~3~_14~~~4.,~ 14'~;14.9 15.~;~5,4 1 5-15 16,~~6,4 16,~;~6,9, 17,~7,4 17.5i~!lP
<br />MINIMUMS: CENTRAL UNITS-AIR COOLED SPLIT SYSTEM 10,0 SEER, SINGLE PKG, 9,7 SEER. GROUND WATER HEAT PUMP 11.0 EER. PTAC-5EE TABLE 6.2
<br />
<br />6A-9 HOT WATER MULTIPLIERS HWM
<br />_ S\,~T~]"YP~ __ _
<br />
<br />Electric Resistance
<br />
<br />EF
<br />HWM _
<br />EF
<br />HWM
<br />HWM
<br />
<br />
<br />Natural Gas
<br />LP Gas
<br />
<br />_-,-89-.~J .82-.83
<br />~}9_, 3785
<br />~2~,~~. ,?~..55
<br />.245~__~368
<br />2 7
<br />
<br />,84-,85
<br />3695
<br />.56-.57
<br />2284
<br />2794
<br />
<br />
<br />,97 &.UJ1
<br />3200
<br />,66 & !.!p
<br />1931L
<br />2370
<br />
<br />,94-.96
<br />3302
<br />.64-,65
<br />1998
<br />2444
<br />
<br />1 FOR MUL TiPLlERS 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 />.3-
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