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<br />SUMMER POINT MULTIPLIERS (~PM)
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<br />9B SUMMER OVERHANG FACTORS (SOF) For single and double pane glass,
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<br />CLIMATE ZONES 4 5 6
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<br />~ OH RATIO ,0-,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 />I N 1,0 ,94 ,91 ,87 ,83 ,79 .75 ,72 ,69 ,62 ,56 ,50
<br />>-1 NElNW 1,0 ,94 ,91 ,85 ,79 .72 ,68 ,63 .58 ,50 .40 ,36
<br />CDI
<br />I-a:: ElW 1,0 .95 ,92 .85 .78 .70 ,64 ,58 ,52 .42 ,33 .26
<br />~9
<br />U:::I SElSW 1,0 ,93 ,90 ,81 .72 ,62 ,55 .49 .42 .33 ,27 ,22
<br />(/)1
<br />, S 1,0 ,91 ,87 .77 ,67 ,57 .50 .45 ,39 ,32 ,28 .25
<br />~ OH LENGTH . o It. 1 It. lYz It. 2 It. 3 It. 3Yz It. 4Yz It. 5Yz It. 6Y2 It. 9Yz It. 14 It. 20 It. +
<br /> * To select by Overhang Length, no part of glass shall be more than 8 It. below the overhang
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<br />OVERHANG RATIO = OH LENGTH
<br />OH HEIGHT
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<br />01
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<br />r~L
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<br />H
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<br />9C WALL SUMMER POINT MULTIPLIERS (SPMI
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<br /> FRAME CONCRETE BLOCK' FACE BRICK
<br /> WOOD STEEL INT. INSULATION EXT.INSUL. R.VALUE WOOD FR LOG
<br />'. R.YALUE EXT ADJ EXT ADJ NORMAL WT. NOR. WT. O. 6,9 2,9 6 INCH
<br />O. 6.9 6,4 2,2 8,9 2,9 R.VALUE EXT ADJ EXT 7.10,9 ,6 R.VALUE EXT
<br />7.10,9 2,3 ,8 4.1 1,3 O. 2,9 2,5 ,9 2,5 11 -18,9 .4 O. 2,9 1.7
<br />11 .12,9 1.9 ,7 3.0 1.0 3. 4,9 1.4 .7 .7 19.25,9 ,2 3 - 6,9 1.1
<br />13.18.9 1.7 .6 2,8 0,9 5 - 6,9 1,0 ,6 ,3 26 & Up ,1 7 & Up ,8
<br />19 - 25,9 1.0 ,3 2.4 0,8 7.10,9 ,8 .4 ,1 R.VALUE BLOCK 8 INCH
<br />26 & Uo ,6 ,2 1.3 0.4 11 -18,9 .4 ,3 ,0 O. 2,9 1.0 R.VALUE EXT
<br /> 19.25,9 ,2 ,2 Ji):i~1~/..:%=t.ii~i. 3. 6,9 ,6 0-2,9 1.0
<br /> 26 & Up ,1 ,1 !lql9'~+#1}Y 7 - 9,9 .4 3.6,9 ,8
<br /> :~~f:~;*:~\iWl1~1=tJ~irWtiji: ::tij~1l~ir.t##~_ *=::1*t:M~ilif::t@ 10 & Up ,2 7 & Up .7
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<br />90 DOOR SUMMER POINT MULTIPLIERS (SPM)
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<br />9E CEILING SUMMER POINT MULTIPLIERS (SPM)
<br />UNDER ATTIC SINGLE ASSEMBLY
<br />R.VALUE SPM R.VALUE SPM
<br />19.21,9 1,1 10 -10,9 3,0
<br />22 .25,9 ,9 11 - 12,9 2.7
<br />26.29,9 .7 13.18,9 2.4
<br />30 - 37,9 ,6 19.25,9 1,8
<br />38&U .4 26&U 1,1
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<br />CONCRETE DECK ROOF
<br />CEILING TYPE
<br />DROPPED EXPOSED
<br />3,0 3,3
<br />2,0 2,1
<br />1.4 1.3
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<br />DOOR TYPE EXTERIOR ADJACENT
<br />WOOD 72 2.4
<br />INSULATED 4,8 1.6
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<br />9F FLOOR SUMMER POINT MULTIPLIERS (SPM)
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<br />SLAB.ON.GRADE RAISED RAISED WOOD2
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL WI UNDER
<br />R.VAlUE SPM R.VAlUE SPM CONSTRUCTION FLOOR INSULATION ADJACENT
<br />R.VALUE SPM SPM
<br />0-2,9 31,9 0.2,9 1,0 O. 6,9 ,9 5,3
<br />3 - 4,9 31.8 3.4,9 1,7 7 -10,9 -1,1 -2,8 21
<br />5 - 6,9 -31.7 5 - 6,9 -1,7 11 .18,9 -1.0 -22 1.8
<br />7 & Uo -~16 7 & Uo -17 19 & Up - ,9 -1.8 1.0
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<br />9H DUCT MULTIPLIERS (DM)
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<br />1 For multipliers for other types of concrete block construction see section 903,2(b),
<br />2 For multipliers for other types of raised wood assemblies see section 903,2 (e) 1,
<br />3 Ducts in conditioned space need to be insulated only to the R-Value necessary to prevent condensation,
<br />- 3.
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<br /> Return Ducts Return Ducts
<br /> R.Value In Unconditioned Space In Conditioned Space
<br />Supply 4,2.5,9 1,14 1,10
<br />Ducts in 6,0-6,6 1,10 1,07
<br />Unconditioned Space 6,7 & up 1,09 1,06
<br />Supply 4,2.5,9 1,10 1,00
<br />Ducts in 6,0-6,6 1,07 1,00
<br />Conditioned Space3 6,7 & up 1.06 1,00
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<br />9G INFILTRATION SUMMER POINT MULTIPLIERS (SPM)
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<br />INFILTRATION PRACTICE SPM
<br />(See Table 9P)
<br />PRACTICE # 1 13,8
<br />PRACTICE # 2 10,9
<br />PRACTICE # 3 7,6
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