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<br />SUMMER POINT MULTIPLIERS (SPM)
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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 />1 N 1,0 .94 .91 .87 .83 .79 .75 .72 .69 ,62 .56 ,50
<br />>-1
<br />""I NE/NW 1.0 ,94 ,91 ,85 .79 .72 ,68 ,63 ,58 .50 .40 .36
<br />~~ E/W 1.0 ,95 ,92 ,85 .78 .70 ,64 ,58 ,52 .42 .33 .26
<br />Ldl SE/SW 1,0 ,93 ,90 ,81 .72 ,62 ,55 .49 .42 .33 .27 .22
<br />(/)\
<br />\ S 1.0 ,91 .87 .77 ,67 ,57 .50 .45 ,39 .32 .28 .25
<br />~ OH LENGTH . 011. 1 It [1112 il\ 2 It 3 It 3112 It 4112 It 5112 It 6112 It 9112 It 14 It 2011.+
<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 />I~L
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<br />H
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<br />J
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<br />9C WALL SUMMER POINT MULTIPLIERS (SPMI
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<br />FRAME
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<br /> WOOD STEEL
<br />R.VALUE EXT ADJ EXT ADJ
<br />0- 6.9 6.4 2.2 8.9 2.9
<br />7 -10.9 2.3 .8 4.1 1.3
<br />11 - 12.9 1.9 .7 3.0 1.0
<br />13 - 18.9 1.7 .6 2.8 0.9
<br />19 - 25.9 1.0 .3 2.4 0.8
<br />26 & U .6 .2 1.3 0.4
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<br />90 DOOR SUMMER POINT MULTIPLIERS (SPM)
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<br />DOOR TYPE F,XTERIOR ADJACENT
<br />WOOD 7.2 2.4
<br />t[NSULATED) 4,8 1.6
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<br />9F FLOOR SUMMER POINT MULTIPLIERS (SPM)
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<br />
<br />01
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<br />CONCRETE BlOCKl
<br />INT. INSULATION EXT. INSUl.
<br />NORMAL WT. NOR. WT.
<br />EXT ADJ EXT
<br />2,5 .9 2,5
<br />1.4 .7 .7
<br />1n B .3
<br />.8 .4 ,1
<br />.4 ,3 .0
<br />2 ,2
<br />.1 ,1
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<br />FACE BRICK
<br />R.VAlUE WOOD FR
<br />O. 6,9 2,9
<br />7 -10.9 .6
<br />11 .18.9 .4
<br />19 . 25,9 ,2
<br />26 & Up ,1
<br />R.VAlUE BLOCK
<br />0- 2,9 1.0
<br />3 - 6,9 .6
<br />7- 9,9 .4
<br />10 & U ,2
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<br />LOG
<br />6 INCH
<br />R.VALUE
<br />O. 2.9
<br />3. 6,9
<br />7&U
<br />8 INCH
<br />R.VALUE
<br />0-2,9
<br />3.6.9
<br />7&U
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<br />EXT
<br />1.7
<br />1.1
<br />.8
<br />
<br />EXT
<br />1.0
<br />.8
<br />.7
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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 2 &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 />SLAB.ON.GRADE RAISED RAISED WOOD2
<br />EDGE INSULATION CONCRETE POST OR PIER STEM WAll WI UNDER I
<br /> CONSTRUCTION FLOORILATION ADJACENT
<br />R.VALUE SPM R.VALUE SPM R.vAlUE SPM I SPM
<br />0-2,9 -31,9 0.2,9 -1.0 0- 6.9 .9 5,3
<br />3.4.9 -31.8 3 - 4.9 -1.7 7 -10.9 -1.1 -=2.8 I 21
<br />5 - 6.9 -31.7 5.6.9 -1,7 11 -18.9 -1.0 -22 I 1.8
<br />78. Un ,''11.6 7 R. Iln 17 19 & Uo - .9 -1.8 I 1.0
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<br />9G INFILTRATION SUMMER POINT MULTIPLIERS (SPM) 9H DUCT MULTIPLIERS (OM)
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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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<br />R.VALUE With Return W/O Return
<br /> Air Duct Air Duct
<br />4.2.4.9 1,14 1,10
<br />5.0 - 6.6 1,12 1.08
<br />6.7 & Up '" 1,09 1,06
<br />DUCTS IN CONDITIONED SPACE 1.00 1,00
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<br />'For multipliers for other types of concrete block construction see section 903.2 (b).
<br />2For multipliers for other types of raised wood assemblies see section 903.2 (e) 1.
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