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<br />, SUM.MER POINT MULTIPLIERS (SPM) <br /> <br />CLIMATE ZON~S 4 5 ,6 <br /> <br />6A-1 'StlMMER OVERHANG FACTORS (SOFI FOR SINGLE AND DOUBlE PANE GLASS. <br />~r OH RATIO .00-.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 />N . 1.00 .94 .91 .87 .83 .79 .76 .72 .69 .63 ,56 .50 <br />NE/NW 1.00 .94 .91 .85 .79 .72 .68 .63 .58 .50 .40 .36 <br />I-a: EIW 1.00 .95 .92 .85 .78 .70 .64 ,58 .52 .42 .33 .26 <br />&30 <br />Btl SE/SW 1.00 .93 ,90 .81 ,72 .62 ,55 .49 .42 .33 .27 .22 <br />S 1.00 .91 .871 .77 .67 .57 .50 .45 .39 .32 .28 .25 <br />OH LENGTH* Oft. 1 ft. 1%ft., 2ft. / 3ft. ~:W? ft 4%ft 5%ft 6% ft. 9% ft. 14ft ?Oft.+ <br /> 'To select bv OverhanliLenoth a6 oart of olass shall be more than 8 ft. below the overhane. <br /> <br />6A-2 WALL SUMMER POINT MULTIPLIERS SPM <br />FRAME <br /> <br />R-V ALUE <br />0-6.9 <br />7-10.9 <br />11-12.9 <br />13-18.9 <br />19-25,9 <br />26& U <br /> <br />WOOD <br />EXT ADJ <br />6.4 2.2 <br />2.3 .8 <br />1.9 .7 <br />1.7 .6 <br />1.0 .3 <br />.6 ,2 <br /> <br />STEEL <br />EXT ADJ <br />8.9 2.9 <br />4.1 1.3 <br />3.0 1,0 <br />2.8 0,9 <br />2.4 0.8 <br />1.3 0.4 <br /> <br /> <br />CONCRETE BLOCK' <br />INT, INSULATION EXT. <br />NORMAL WT. NOR. WT. <br />EXT ADJ EXT <br />2.5 .9 2.5 <br />1.4 .7 ,7 <br />1.0 .6 .3 <br />.8 .4 .1 <br />.4 .3 0 <br />.2 .2 <br />.1 ,1 <br /> <br /> <br />LOG <br /> <br />6A-3 DOOR SUMMER POINT MULTIPLIERS <br />DOOR TYPE EXTERIOR ADJACENT <br />WOOD 7.2 2.4 <br />INSULATED 4,8 1.6 <br /> <br />SPM) <br /> <br />6A-4 CEILING SUMMER POINT MULTIPLIERS (SPMI <br />UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOFING <br />R-V ALUE SPM R-V ALUE SPM CEILING TYPE <br />19-219 1.1 10-10.9 3.0 R-VALUE DROPPED EXPOSED <br />22-25.9 .9 11-12,9 2.7 10-13.9 3.0 3.3 <br />26-29,9 .7 13-18.9 2.4 14-20.9 2.0 2.1 <br />\.c"-30-37.9 .6 19-25.9 1.8 21 & Up 1.4 1.3 <br />38 & Up .4 26-29.9 1.1 <br /> 30 & Un 0.9 <br /> <br />6A-S FLOOR SUMMER POINT MULTIPLIERS (SPMI <br />SLAB-ON-GRADE RAISED RAISED WOOD2 <br />EDGE INSULATION CONCRETE POST OR PIER STEM WALL wI UNDER ADJACENT <br /> CONSTRUCTION FLOOR INSULATION <br />R-V ALUE SPM R-VALUE SPM R-VALUE SPM SPM SPM <br />0-2.9 -31.9 0-2.9 -1.0 0-6.9 0.9 N/A 5.3 <br />3-4.9 -31.8 3-4.9 -1.7 7-10.9 -1.1 -2.8 2.1 <br />5-6.9 -31.7 5-6.9 -1.7 11-18,9 -1.0 -2.2 1.8 <br />7 !I. tIn -~1fi 7 !I. lJn -17 19 & Un -09 -1.8 1.0 <br /> <br />6A.6 INFILTRATION SUMMER POINT MULTIPLIERS (SPM) 6A-7 DUCT MULTIPLIERS DM <br /> <br />INFILTRATION PRACTICE SPM <br />(SEE TABLE 9Pl <br />PRACTICE #1 13,8 <br />PRACTICE #2 10.9 <br />#3 7,6 <br /> <br />SUPPLY DUCTS IN <br />UNCONDITIONED SPACE <br /> <br />R-VALUE <br />4.2-5.9 <br />6.0-6.6 <br />6.7 & U <br />4.2-5.9 <br />6.0-6,6 <br />.7 <br /> <br />RETURN DUCTS <br />IN UNCONDITIONED SPACE <br />1.14 <br />1.10 <br />1.09 <br />1.10 <br />1.07 <br />1. <br /> <br />RETURN DUCTS <br />IN CONDITIONED SPACE <br />1.10 <br />1.07 <br />1.06 <br />1.00 <br />1.00 <br />1. <br /> <br />SUPPLY DUCTS IN <br />ONDITIONED SPACE' <br /> <br />6A-S COOLING SYSTEM MULTIPLIERS (CSMI <br />SYSTEM TYPE CO EM MULTIPLIERS (CSMI <br />Central Units (SEER) Ratina 7.5-7.9 8.0-8.4 8.5-8.8/ 8.9-9.4 \9.5-9.9 10.0-10.4 10.5-10.9 11.0-11.4 11.5-11.9 12.0-12.4 <br /> CSM .45 .43 .401 .38 ~ .36 .34 .32 .31 .30 .28 <br />PTAC & Room Units (EER) RatinQ 12.5-12.9 13.0-13.4 13.5-13,9 14.0-14.4 14.5-14.9 15.0-15.4 15.5-15.9 16.0-16.4 16.5-16.9 17.0-17.4 17.5&Up <br />CSM ,27 ,26 ,25 .24 .24 .23 .22 .21 .21 .20 .19 <br />MINIMUMS: CENTRAL UNITS-AIR COOLED SPLIT SYSTEM 10.0 SEER, SINGLE PKG, 9,7 SEER, GROUND WATER COOLED 11.0 EER PTAC-SEE TABLE 6-3, <br /> <br />6A-9 HOT WATER MULTIPLIERS (HWMI <br />SYSTEM TYPE HOT WATER MULTIPLIERS (HWM '----' <br />Electric Resistance EF .80-.81 .82-.83 .84-.85 .86-.87 .88-.~, ,91-.93 .94-.96 .97 & Uo <br /> HWM 4183 4081 3984 3891 ( 3803 ;' 3678 3560 3450 <br />Natural Gas EF .43-.47 ,48-.49 .50.51 .52-.53 .54-.55 .56-.57 .58-.59 . .6lJ-]'1 .62-,63 .64-.65 .66 & Up <br /> HWM 3098 2775 2664 2562 2467 2379 2297 2220 2138 2081 2018 <br />l:oGas HWM 4195 3758 3608 3469 3340 3221 3110 3007 2910 2819 2733 <br />Solar ~. 1.0-1.9 2.0-2.9 3.0-3,9 4.0-4.9 5.0 & Uo <br />HWM .84 ,42 ,28 ,21 15 <br /> <br />1 FOR MULTIPLIERS FOR OTHER TYPES OF CONCRETE BLOCK CONSTRUCTION SEE SECTION 2.1 OF APPENDIX C, 2 MULTIPLIERS FOR OTHER TYPES OF RAISED WOOD ASSEMBLIES SEE <br />SECTION 3,1 OF APPENDIX C. 3 DUCTS IN CONDITIONED SPACE NEED TO BE INSULATED ONLY TO THE R.VALUE NECESSARY TO PREVENT CONDENSATION, <br /> <br />.3- <br />