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<br />SUMMER POINT MULTIPLIERS (SPM) <br /> <br />9B SUMMER OVERHANG FACTORS (SOF) For single and double pane glass. <br />~. <br /> <br />.....----- <br /> <br />CLIMATE ZONES 4 : <br /> <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 .85 .79 .72 .68 .63 .58 .50 40 .36 <br />COI NE/NW 1.0 94 .91 <br />ggs E/W 1.0 .95 .92 .85 .78 .70 .64 .58 .52 42 .33 .26 <br />dl SElSW 1.0 .93 .90 81 .72 .62 .55 49 42 .33 .27 22 <br />UOI <br />, S 1.0 .91 .87 .77 .67 .57 .50 45 .39 .32 .28 .25 <br />~ OH LENGTH . o It. 1 ft. l1h ft. 2ft 3 It. 31h It. 4% It. 51h It. 61h ft. 9% It. 14 It. 20 fl+ <br /> . To select by Overhan9 Length no part of glass shall be more than 8 It. below the overhang. <br /> <br />OVERHANG RATIO = OH LENGTH <br />OH HEIGHT <br /> <br /> <br />r~L <br />H <br /> <br />j <br /> <br />9C WALL SUMMER POINT MULTIPLIERS (SPMI <br /> <br />FRAME <br /> <br /> WOOD STEEL <br />R.VALUE EXT ADJ EXT ADJ <br />O. 6.9 6.4 22 8.9 2.9 <br />7 - 10.9 2.3 8 41 1.3 <br />....-n.12.9 1.9 7 3.0 1.0 <br />13 - 18.9 17 6 28 0.9 <br />19.25.9 1.0 .3 24 0.8 <br />26 & U .6 2 1.3 0.4 <br /> <br />90 DOOR SUMMER POINT MULTIPLIERS (SPM) <br /> <br />DOOR TYPE EXTERIOR ADJACENT <br />WOOD 7.2 24 <br />INSULATED ~8 --1.6 <br /> <br />9F FLOOR SUMMER POINT MULTIPLIERS (SPM) <br /> <br /> <br />01 <br /> <br />CONCRETE BLOCK1 <br />INT. INSULATION EXT. INSUL. <br />NORMAL WT. NOR. WT. <br />EXT ADJ EXT <br />2.5 .9 2.5 <br />14 .7 .7 <br />1~ J .3 <br />.8 4 .1 <br />4 .3 .0 <br />.2 .2 <br />.1 .1 <br /> <br /> <br />9E CEILING SUMMER POINT MULTIPLIERS (SPM) <br /> <br />UNDER ATTIC SINGLE ASSEMBLY <br />R.VALUE SPM R-VALUE SPM <br />19-21.9 1.1 10-10.9 3.0 <br />~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 <br /> <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.VAWE BLOCK <br />0- 2.9 1.0 <br />3 - 6.9 .6 <br />7 - 9.9 .4 <br />10 & U .2 <br /> <br /> <br />LOG <br />6 INCH <br />R.VAWE <br />0- 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 <br /> <br />EXT <br />1.7 <br />1.1 <br />.8 <br /> <br />EXT <br />10 <br />8 <br />.7 <br /> <br /> <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 <br /> <br />Return Ducts <br />In Unconditioned Space <br /> <br />1.14 <br />1.10 <br />1.09 <br /> <br />1.10 <br />1.07 <br />1.06 <br /> <br />INFILTRATION PRACTICE Supply 4.2-5.9 <br />(Se I SPM Ducts in 6.0-6.6 <br />e Tab e 9P) Unconditioned Space 6.7 & up <br />P TICE # 1 13.8 Supply 4.2-5.9 <br />RACTICE # 2 10.9 Ducts in 6.0-6.6 <br />PRACTICE # 3 7.6 Conditioned Space3 6.7 & up <br /> <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 (el 1. <br />3 Ducts in conditioned space need to be insulated only to the R-Value necessary to prevent condensation. <br />- 3- <br /> <br />9H DUCT MULTIPLIERS (DM) <br /> <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 5pM SPM <br />0-2.9 31.9 0-2.9 1.0 O. 69 .9 "" .:"., 5.3 <br />3 - 4.9 31.8 3.4.9 1.7 7.10.9 -11 . -2.8 2.1 <br />5 - 6.9 31.7 5 - 6.9 -1.7 11 -18.9 -10 -2.2 1.8 <br />7 Po lJn -~1.R 7 & Uo 17 19 & Up - .9 -1.8 10 <br /> <br />9G INFilTRATION SUMMER POINT MULTIPLIERS (SPM) <br /> <br /> <br />R-Value <br /> <br />Return Ducts <br />In Conditioned Spa( <br /> <br />1.10 <br />1.07 <br />1.06 <br /> <br />1.00 <br />1.00 <br />1.00 <br />