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<br />SUMMER POINT MULTIPLIERS (SPM) <br /> <br />98 SUMMER OVERHANG FACTORS (SOF) For single and double pane glass. <br /> <br />CLIMATE ZONES 4 5 6 <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 NEJNW 1.0 .94 .91 <br />tclq E/W 1.0 .95 .92 .85 .78 .70 .64 .58 .52 .42 .33 .26 <br />u:ll SEJSW 1.0 .93 .90 .81 .72 .62 .55 .49 .42 ,33 .27 .22 <br />U)I <br />I S 1.0 .91 .87 .77 .67 .57 .50 .45 .39 .32 .28 .25 <br />~ OH LENGTH . o It 1 It lY2 It. 2 It. 3 It. 3112 It. 4112 It. 5Y2 It 6112 It. 9112 It. 14 It. 20 It. + <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 />r~L <br />H <br /> <br />j <br /> <br /> <br /> <br />01 <br /> <br /> <br />9C WALL SUMMER POINT MULTIPLIERS (SPMI <br /> <br /> FRAME CONCRETE BLOCK' FACE BRICK <br /> WOOD STEEL INT. INSULATION EXT. INSUL. R,YAWE WOOD FR LOG <br />R.VALUE EXT ADJ EXT ADJ NORMAL WT. NOR. WT. O. 6.9 2.9 6 INCH <br />0- 6.9 6.4 2.2 8.9 2.9 R.YALUE EXT ADJ EXT 7 - 10.9 .6 R.YALUE EXT <br />7 - 10.9 2,3 .8 4.1 1,3 O. 2.9 2.5 .9 2.5 11 -18.9 .4 0- 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 & Uo .8 <br />19 - 25.9 1,0 ,3 2.4 0,8 7 -10.9 .8 .4 .1 R,YALUE BLOCK 8 INCH <br />26 & Un .6 .2 1,3 0.4 11 -18.9 .4 .3 .0 0- 2.9 1.0 R.YALUE EXT <br /> 19-25.9 tW'r 3 - 6.9 .6 0-2.9 1.0 <br /> Mi*r:'(~]~ii~;fW:WW.l .1 ~\f::::;::~;: 7. 9.9 .4 3-6.9 .8 <br /> 10 & Up .2 7 & Up .7 <br /> <br />9D 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 -109 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 <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 />DOOR TYPE EXTERIOR ADJACENT <br />WOOD 7.2 2.4 <br />INSULATED 4.8 1.6 <br /> <br />9F FLOOR SUMMER POINT MULTIPLIERS (SPM) <br /> <br />SLAB.ON.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 SPM 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 2.1 <br />5 - 6.9 -31.7 5 - 6.9 1.7 11 -18.9 -1.0 -2.2 I 1,8 <br />7 R. Iln ."11.1': 7 Po Un 17 19 & Up - .9 -1.8 I 1.0 <br /> <br />9H DUCT MULTIPLIERS (OM) <br /> <br />, 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 />" Ducts in conditioned space need to be insulated only to the R-Value necessary to prevent condensation. <br />- 3- <br /> <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 Space" 6.7 & up 1.06 1.00 <br /> <br />. 9G INFILTRATION SUMMER POINT MULTIPLIERS (SPM) <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 />