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<br />SUMMER POINT MULTIPLIERS (SPM)
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<br />98 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 .79 .72 .68 .63 ,58 ,50 ,40 .36
<br />tnl NElNW to ,94 .91 .85
<br />>-a: ElW to ,95 .92 .85 .78 .70 .64 .58 ,52 ,42 ,33 .26
<br />trl9
<br />cdl SElSW to ,93 ,90 ,81 .72 ,62 .55 ,49 ,42 ,33 .27 .22
<br />(1)1
<br />I S to .91 .87 .77 .67 .57 ,50 ,45 ,39 .32 .28 .25
<br />~ OH LENGTH . o It. 1 It. 1112 It. 2 It. 3 It. 3112 It. 4112 It. 5112 It. 6112 It. 9112 It. 14 It, 201t,+
<br /> . To select by Overhang Length, no part ot glass shall be more than 8 It. below the overhang.
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<br /> FRAME CONCRETE BLOCK FACE BRICK LOG
<br /> INTERIOR INSULATION EXT. INSULATION R-VALUE WOOD FR
<br /> WOOD NORMAL WT, Ll WT, NOR, WT. Ll WT, 0- 6.9 2.9 6 INCH
<br />R.VALUE EXT ADJ R.VAlUE EXT ADJ EXT EXT EXT 7 -10.9 .6 R.VALUE EXT
<br />0- 6.9 6.4 2,2 O. 2.9 2.5 .9 1.8 2.5 1.8 11 - 18.9 .4 0.2.9 1,7
<br />7..-<10,9 2.3 ,8 3 - 4.9 1.4 .7 1.1 .7 .8 19 - 25.9 .2 3 - 6.9 1.1
<br />.A1-12.9 1.9 .7 5 - 6.9 1.0 .6 .8 ,3 .3 26 & Uo .1 7 & Un ,8
<br />13 - 18,9 1.7 ,6 7.10.9 .8 .4 ,6 .1 .1 R.VALUE BLOCK 8 INCH
<br />19 - 25.9 1,0 ,3 11 . 18.!l .4 .3 '. 0-2.9 1.0 R.VALUE EXT
<br />26 & Un .6 ,2 19 . 25.9 ,2 ,2 .1 . . 3.6.9 .6 0-2.9 1.0
<br /> STEEL .... .1 .1 o ;c,. "',..,,: '. : 7 - 9.9 .4 3 - 6.9 .8
<br />R.VALUE EXT ADJ ' )ntf' :::;;-.:'.: " {".:-~: ':::: ?; \:::~:?"'" "~.F~.; ", HtW.",i;" H,";":::r. 8:!l21&tfWIJi ." .... 10 & Uo .2 7 & Uo ,7
<br />' : ".::-...,. , "<;.< ~
<br />0- 6,9 8.9 2.9
<br />7 -10,9 4.1 1.3
<br />11 - 12,9 3.0 1.0 9E CEILING SUMMER POINT MULTIPLIERS (SPM)
<br />13 - 18,9 2.8 0.9 UNDER ATTIC SINGLE ASSEMBLY CONI RETE DECK ROOF
<br />19 - 25,9 2.4 0.8
<br /> R-VALUE SPM R-VALUE SPM CEILING TYPE
<br />26 & Un 1.3 0.4
<br /> '- - .
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<br />OVERHANG RATIO = OH LENGTH
<br />OH HEIGHT
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<br />r~L
<br />H
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<br />j
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<br />9C WALL SUMMER POINT MULTIPLIERS (SPM)
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<br />90 DOOR SUMMER POINT MULTIPLIERS (SPM)
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<br />DOOR TYPE EXTERIOR ADJACENT
<br />WOOD 9.1 2.9
<br />INSULATED 9.9 3.2
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<br />
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<br />01
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<br />19 21.9
<br />2 - 25,9
<br />26 - 29.9
<br />30 - 37,9
<br />38 & U
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<br />1.1
<br />.9
<br />.7
<br />.6
<br />.4
<br />
<br />DROPPED
<br />3.0
<br />2.0
<br />1.4
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<br />EXPOSED
<br />3.3
<br />2,1
<br />1
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<br />9F FLOOR SUMMER POINT MULTIPLIERS (SPM)
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<br />SLAB-oN-GRADE RAISED RAISED WOOD
<br />EDGE INSULATION CONCRETE (See 903.2(e))
<br />R.VALUE SPM R-VAlUE SPM R.VALUE SPM
<br />0-2,9 -31.9 0-2,9 -1.0 O. 6.9 - ,7
<br />3 - 4,9 -31.8 3 - 4,9 -1.7 7 - 10.9 - ,8
<br />5 - 6,9 -31.7 5 - 6.9 -1.7 11 - 18,9 - ,8
<br />7 & Un -31.6 7 & Uo -1,7 19 & Uo .7
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<br />9G INFilTRATION SUMMER POINT MULTIPLIERS (SPM) 9H DUCT MULTIPLIERS (OM)
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<br />INFIL TRA TION 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 & Uo 1.09 1.06
<br />DUCTS IN CONDITIONED SPACE 1,00 1.00
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<br />-3-
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