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<br />SUMMER POINT MULTIPLIERS (SPM) <br /> <br />9B SUMMER OVERHANG FACTORS (SOF) For single and double pane glass. <br /> <br />CLIMATE ZONES 4 <br /> <br />~ OH RATIO .0 .11 .12 .17 .18 .26 .27 .35 .36 A6 A7 .57 .58 .70 .71 .83 .84 ll8 1.19 1.72 1.73 2.73 2.74+ <br />I N lo .94 .91 .87 .83 .79 .75 .72 .69 .62 .56 .5L <br />>-1 NE/NW lo .94 .91 .85 .79 .72 .68 .63 .58 .50 AD .3l <br />a:ll <br />B~ E/W lo .95 .92 .85 .78 .70 .64 .58 .5;~ A2 .33 .2t <br />U:::I SE/SW lo .93 .90 .81 .72 .62 .55 A9 4'1 .33 .27 .2( <br />"'I . ~ <br />, S lo .91 .87 .77 .67 .57 .50 AS .39 .32 .28 .2: <br />~ OH LENGTH . o It. 1 It. 1% It. 2 It. 3 ft. 3% It. 4% ft. 5% It. 6% ft 9% It. 14 ft. 2olt.-f <br /> * To select by Overhang 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 /> <br /> <br />r~L <br />H <br /> <br />J <br /> <br />, <br /> <br />01 <br /> <br />9C WALL SUMMER POINT MULTIPLIERS (SPMI <br /> <br /> <br />FRAME <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 />LOG <br />6 INCH <br />R.VALUE EXT <br />o - 2.9 1.7 <br />3. 6.9 1.1 <br />7 & U8 <br />8 INCH <br />R.VAWE EXT <br />0-2.9 1.0 <br />3.6.9 8 <br />7&U .7 <br /> <br /> WOOD STEEL <br />R.VALUE EXT ADJ EXT ADJ <br />0- 6.9 64 2.2 89 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 - 259 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 />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 <br /> <br />DOOR TYPE EXTERIOR ADJACENT <br />WOOD 7.2 2.4 <br />INSULATED 4.8 1.6 <br /> <br />CONCRETE DECK ROOF <br />CEILING TYPE <br />DROPPED EXPOS~ <br />3.0 3.3 <br />2.0 2.1 <br />1.4 1.3 <br /> <br /> <br />9F FLOOR SUMMER POINT MULTIPLIERS (SPM) <br /> <br />SLAB-aN-GRADE RAISED RAISED WOOD2 <br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL WI UNDER I <br />R-VALUE SPM R.VALUE SPM CONSTRUCTION FLOOR INSULATION ADJACENT <br />R.YALUE SPM SPII 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 I 2.1 <br />5 - 6.9 31.7 5 - 6.9 1.7 11 - 18.9 -1.0 -22 I 1.8 <br />7 & Un .31.~ 7 R. Iln 17 19 & Up - .9 -1.8 I 10 <br /> <br />9H DUCT MULTIPLIERS (OM) <br /> <br />Return Ducts <br />In Unconditioned Space <br /> <br />1.14 <br />11.10 <br />1.09 <br /> <br />Return Duels <br />In Conditioned Sf <br /> <br />1.10 <br />1.07 <br />1.06 <br /> <br />1.00 <br />1.00 <br />1.00 <br /> <br />96 INFILTRATION SUMMER POINT MULTIPLIERS (SPM) <br /> <br />R-Value <br /> <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 <br /> <br />Supply <br />Ducts in <br />Unconditioned Space <br /> <br />Supply <br />Ducts in <br />Conditioned Space3 <br /> <br />1 For multipliers for other types 01 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- <br /> <br />4.2-5.9 <br />6.0-6.6 <br />6.7 & up <br />4.2-5.9 <br />6.0-6.6 <br />6.7 & up <br /> <br />Ii .10 <br />1.07 <br />1.06 <br />