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<br />SUMMER POINT MULTIPLIERS (SPM)
<br />
<br />CUMA TE ZONES 4 5 l
<br />
<br />'T
<br />~
<br />
<br />6A-1 'SUMMER OVERHANG FACTORS ISO ~ FOR SINGLE AND DOUBLE PANE GLASS.
<br />~r OH RATIO .00-,11 ~7 .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 />~a: E!W 1.00 .95 ,92 ,85 .78 .70 .64 .58 .52 .42 .33 .26
<br />frlo
<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 />. nft ft J 1% ft 2ft ~ft -w:ft ~ !'j1j,ft 6'12 It. 9'12 It 141t 201t.+
<br /> \'T~Iect-;;;;- Overhann Lennlh no nart of nlass shall be more than 8 ft. below the overhano.
<br />
<br />6A.2 WAll SUMMER POINT MUlTIPUERS /SPMI
<br /> CONCRETE BlOCK1 FACE BRICK <
<br /> FRAME INT. INSULATION I:XT. INSUl R-VAlUE WOOD FR lOG
<br /> WOOD STEEL NORMAL WT. NOR. WT. 0-6.9 2.9 6 INCH
<br />R-VAlUE EXT ADJ EXT ADJ R-VAlUE EXT ADJ EXT 7-10.9 .6 R.VAlUE EXT
<br /> .9 2.5 11-18.9 ,4 i 0-2,9 1.7
<br />0-6.9 6.4 2.2 8,9 2,9 0-2,9 2.5
<br />7-10.9 2,3 ~ 4.1 1.3 3-4,9 1.4 .7 .7 19-25.9 ,2 3-6.9 1,1
<br />11-12.9 /' A:9"" ') 1(.7 'J 3.0 1.0 5-6.9 1,0 .6 ,3 26 & Un .1 7 & Un ,8
<br />~8 '-r1 ~ 2.8 0,9 7-10.9 .8 .4 .1 R.VAlUE BLOCK 8 INCH
<br />19-25.9 1.0 ,3 2.4 0,8 11-18.C .4 .3 0 0-2.9 1.0 R-VAlUE EXT
<br />26& Un ,6 ,2 1.3 0,4, 19-25.9 .2 ,2 3-6,9 ,6 0-2.9 1.0
<br /> 26 & Un ,1 .1 7-9.9 .4 3-6.9 .8
<br /> 1nR. 111'1 2 I 7 R.lln 7
<br />
<br />6A-3 DOOR SUMMER POINT MULTIPLIERS SPMI
<br />DOOR TYPE EXTERIOR ADJACENT
<br />
<br /> 6A-4 CEiliNG SUMMER POINT MULTIPLIERS /SPMI
<br /> UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF
<br /> R-VAlUE SI 'Lt. R.VAlUE SPM CEIUNG TYPE
<br /> 19-21.9 ~j J 10-10,9 3,0 R-VAlUE DROPPED EXPOSED
<br /> 22-25.9 ( .~ 11-12.9 2.7 10-13.9 3.0 3.3
<br /> 26-29.9 ~ 13-18.9 2.4 14-20.9 2.0 2.1
<br /> 30-37,9 .6 19-25.9 1.8 21 &Un 1.4 1,3
<br /> 38 & Un ,4 26-29,9 1,1
<br /> <In R. Iln nCl
<br />6A-5 FLOOR SUMMER POINT MULTIPLIERS /SPMI
<br />SLAB-ON-GRADE RAISED RAISED WOO[)2
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WAll wi UNDER ADJ~CENT
<br /> CONSTRUCTION FLOOR INSULATION
<br />R-V AlUE SPM... R.VAlUE SPM R-VAlUE SPM SPM SPM
<br />e-- 0-2.9 { "-31.9 } 0-2.9 -1,0 0-6.9 0.9 -5.8 5,3
<br />3-4.9 ":3T1f 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 />7R:"lln -~1 Ii ~ _17 1Cl & Un J)Q -1 II 1 n
<br />
<br />WOOD
<br />
<br />INSULATED
<br />
<br />6A-6 INFilTRATION SUMMER POINT MUl TlPUERS (SPM)
<br />INFilTRATION PRACTICE SPM
<br />SEE TABLE 6A.21
<br />PRACTICE #1
<br />PRACTICE #2
<br />
<br />6A.7 DUCT MULTIPLIERS OM
<br />
<br />
<br />SUPPLY DUCTS IN
<br />UNCONDITIONED SPACE
<br />
<br />
<br />RETURN DUCTS
<br />IN UNCONDITIONED SPACE
<br />1.14
<br />,10
<br />
<br />RETURN DUCTS
<br />IN CONDmONED SPACE
<br />1.10
<br />1.07
<br />1.06
<br />1.00
<br />1.00
<br />
<br />"
<br />t
<br />
<br />SUPPLY DUCTS IN
<br />CONDmONED SPACE'
<br />
<br />6A-S COOLING SYSTEM MUl TIPUERS CSM
<br />SYSTEM TYPL__ ... COOUNG SYSTEM .MUl TIe!,I~RS CSM
<br />Central Units (SEER) Ratin 7.5-7.9 8,0-8.4 ~.~:8.8 8.9-9.495-9,9 1 - 10.5-10,9 11,0-11.4 11.5-11.9 12.0-.R4
<br />CSM..._ ,45.AL.4L ~_.. .31L _u.34 .32 .31 ,30.. _..18_
<br />PTAC & Room Units (EER) Ra1ir)L 12.5-12.9 13,0-13.4 13.5-13i.. _140-1.1.:1 14.5-1!c~ 150-1.i.4 15. - .9 16,0-16.4 16.5-16.9 17.0-17,4 J1.'~&LJP
<br />CSM .27 .26 _ ,25 .24 ,24 ,2~ ___:'?L,21 .21 .20 ,19
<br />MINIMUMS: CENTRAL UNITS-AIR COOLED SPLIT SYSTEM 10.0 SEER, SINGLE PKG. 9.7 SEER, GROUND WATER HEAT PUMP 11.0 EER. PTAG-SEE TABlE 6-2 :,_,
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<br />6A-9 HOT WATER MULTIPLIERS HWM
<br />SYSTEM TYPE
<br />
<br />..~~
<br />
<br />Electric Resistance
<br />
<br />EF.
<br />HWM
<br />_E.F__
<br />I:fWM
<br />HWM
<br />
<br />~-.47 .48-.49_
<br />2974 2664
<br />3638 3259
<br />
<br />,5Q-.QL
<br />,2558
<br />3129
<br />
<br />___ HOT WATER MUl TIPUERS (HWM
<br />'~~-7~J_'a;;8~ . .~ci9~5-f~t.Qr
<br />.52-,5_L_,-54-~L .~6-.5L .58:,59
<br />245L ~36.lL _ _ 228.4... 22Q5_
<br />3009 2897 2794 2697
<br />
<br />,88-.90
<br />3~gz.
<br />..60-,61
<br />_2132
<br />2607
<br />
<br />
<br />11
<br />.62-.63
<br />2063
<br />2523
<br />
<br />.94-,96
<br />3302
<br />.64-,65
<br />1998
<br />2444
<br />
<br />.97& LJp
<br />_ _3200
<br />~&Up
<br />19~
<br />2370
<br />
<br />Natural Gas
<br />
<br />LP Gas
<br />
<br />1 FOR MUL TIPUERS FOR OTHER TYPES OF CONCRETE BLOCK CONSTRUCTION SEE SECTION 2.1 OF APPENDIX C. ; MUL TIPUERS 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.
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<br />-3-
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