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<br />SUMMER POINT 'MULTIPLlERS (SPM) <br /> <br />CLIMATE ZONES 4 5 6 <br /> <br />6A.1 SUMMER OVERHANG FACTORS ISO 1 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- 1-111 1.19-1.72 1.73-2.73 2.74+ <br />N 1.00 .94 .91 .87 .83 .79 .75 .72 7.69) .62 .56 .50 <br />NElNW 1.00 .94 .91 .85. .79 .72 .68 .63 ~B .50 .40 .36 <br />tia: E/W 1.00 .95 .92 (8'>.) .78 .70 .64 .58 .52 .42 .33 .26 <br />~o SElSW (00 .93 .90 .81 .72 .62 .55 .49 .42 .33 .27 .22 <br />~l S 71.60) .91 .87 .77 .67 .57 .50 .45 .39 .32 .28 .25 <br />nI-!l I=Nt::TI-!. nii 1 ft 1't-1t ?ft ~ft ',llifl .!.1j,ft .;.;,ft- ,,;v.ft . iji;,fi- 1.t/t ?nfi... <br /> 'To select hv -Overhann Lennth no oart 01 alass shall be more than 8 It below the overhano. <br /> <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 />CONCRETE BLOCK' <br />INT. INSULATION <br />NORMAL WT. <br />EXT ADJ <br />.9 <br />.7 <br />.6 <br />.4 <br />.3 <br />.2 <br />.1 <br /> <br /> <br />6A-3 DOOR SUMMER POINT MULTIPLIERS SPM) <br />DOOR TYPE EXTERIOR ADJACENT <br /> <br />WOOD <br /> <br />7.2 <br /> <br />2.4 <br /> <br />6A-4 CEILING SUMMER POINT MULTIPLIERS ISPMI <br />UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF <br />R-VALUE SPM R-VALUE SPM CEILING TYPE <br />19-21.9 71.1 )' 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 />30-37.9 .6 19-25.9 1.8 21 & Uo 1.4 1.~_ <br />38 & Uo .4 26-29.9 1.1 <br /> 'in-R.lln oil <br /> <br />INSULATED <br /> <br /> <br />6A-S FLOOR SUMMER POINT MULTIPLIERS SPM <br /> <br />SLAB-ON-GRADE RAISED <br />EDGE INSULATION CONCRETE <br /> <br />R.VALUE R-VALUE SPM <br />0-2.9 0-2.9 -1.0 <br />3-4.9 3-4.9 -1.7 <br />5-6.9 5-6.9 -1.7 <br /> <br /> <br />RAISED WOOI)2 <br />POST OR PIER STEM WALL wI UNDER <br />CONSTRUCTION FLOOR INSULATION <br />SPM SPM <br />~9 ~B <br />-1.1 -2.8 <br />-1.0 -2.2 <br /> <br />ADJ~CENT <br /> <br />SPM <br />5.3 <br />2.1 <br />1.8 <br /> <br /> 6A-7 DUCT MULTIPLIERS IDM\ <br /> RETURN DUCTS RETURN DUCTS <br /> R.VALUE IN UNCONDITIONED SPACE IN CONDITIONED SPACE <br /> SUPPLY DUCTSIN 4.2-5.9 1.lL 1.10 <br /> UNCONDITIONED SPACE 6.0-6.6 7' 1.10 J 1.07 <br /> 6.7 & Un 'T09 1.06 <br /> SUPPLY DUCTS IN 4.2-5.9 1.10 1.00 <br /> CONDITIONED SPAC~ 6.0-6.6 1.07 1.00 <br /> I; 7 R.lln 101; 100 <br />6A-B COOLING SYSTEM MULTIPLIERS (CSM) <br />SYSTEM TYPE COOLING SYSTEM MULTIPLIERS ICSM\ <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 .40 .38 .36 ( .34 ./ .32 .31 .30 .28 <br />PTAC & Room Units (EER) Ratino 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 & Un <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 HEAT PUMP 11.0 EER. PTAC-SEE TABLE 6.2 <br /> <br />6A-B INFILTRATION SUMMER POINT MULTIPLIERS (SPM) <br />INFILTRATION PRACTICE SPM <br />SEE TABLE 6A-21 <br />PRACTICE #1 <br />PRACTICE #2 <br /> <br />6A-9 HOT WATER MULTIPLIERS (HWMI <br />SYSTEM TYPE HOT W A t~R MULTIPLIERS (HWM ---. <br />Electric Resistance EF .80-.81 .82-.83 .84-.85 .86-.87 .88-.90 .91-.93 .94-.96 .97 & Un <br />HWM 3879 3785 3695 3609 3527..--..... 3411 3302 3200 <br />Natural Gas EF .43-.47 .48-.49 r .50-.51 .52-.53 .54-.55 .56-.57 .58-.59 .60-.61 .62-.63 .64-.65 .66 & Un <br />HWM 2974 2664 I 2558 2459 2368 2284 2205 2132 2063 1998 1938 <br />LP Gas HWM 3638 3259 I 3129 3009 2897 2794 2697 2607 2523 2444 2370 <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 />