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SUMMER POINT MULTIPLIERS (SPM) 6A-1 SUMMER OVERHANG FACTORS (SOF) FOR SINGLE AND DOUBLE PANE GLASS. CLIMATE ZONES 4 5 6 ~r (.)0: h 9 .9 .7 .1 .5 ~o ~l Southwest 0.997 0.956 0.709 0.645 0.588 0.547 0.431 West 0.994 0.964 0.757 0.691 0.630 0.582 0.438 Northwest 0.995 0.966 0.798 0.751 0.708 0.674 0.570 OH Len th 1.0' 1.5' 3.5' 4.5' 5.5' 6.5' 14.0' 6A-2 WALL SUMMER POINT MULTIPLIERS (SPM) FRAME CONCRETEBLOCKINORMALYrn FACE BRICK LOG INTERIOR EXT. R-VALUE WOOD FR R-VALUE BLOCK WOOD STEEL INSULATION INSUL 0-6.9 2.9 0-2.9 1.0 6 INCH SINCH R-VALUE EXT ADJ EXT ADJ R.VALUE EXT ADJ EXT 7-10.9 .6 3-6.9 .6 R.VALUE EXT EXT 0-6.9 6.4 2.2 8.9 2.9 0-2.9 2.5 .9 2.5 11-18.9 .4 7-9.9 .4 0-2.9 1.7 1.0 7-10.9 2.3 .8 4.1 1.3 3-4.9 1.4 .7 .7 19-25.9 .2 10&UP .2 3-6.9 1.1 .8 11-12.9 1.9 .7 3.0 1.0 5-6.9 1.0 .6 .3 26& Uo .1 7&Uo .8 .7 13-18.9 1.7 .6 2.8 0.9 7-10.9 .8 .4 .1 19-25.9 1.0 .3 2.4 0.8 11-18.9 .4 .3 0 26& Uo .6 .2 1.3 0.4 19-25.9 .2 .2 I NOTE: SEE SECTION 2.0 OF APPENDIX C FOR MULTIPLIERS 1 26 & Uo .1 .1 OF ENVELOPE COMPONENTS NOT ON THIS FORM. 6A-3 DOOR SUMMER POINT MUL TIPUERS (SPM)6A-4 CEILING SUMMER POINT MULTIPLIERS (SPM) R-VALUE SPM R.VALUE SPM CEILING TYPE 19-21.9 1.1 10-10.9 3.0 R-VALUE EXPOSED DROPPED 22-25.9 .9 11-12.9 2.7 10-13.9 3.43 2.98 26-29.9 .7 13-18.9 2.4 14-20.9 2.41 2.14 30-37.9 .6 19-25.9 1.8 21 &Up 1.45 1.31 38 &-Up .4 26-29.9 1.1 HBSCrelt 0.70 30 & o-p 0.9 DOOR TYPE EXTERIOR ADJACENT WOOD 7.2 2.4 INSULATED 4.8 1.6 6A.5 FLOOR SUMMER POINT MULTIPLIERS SPM SLAB-ON-GRADE RAISED EDGE INSULATION CONCRETE R-VALUE SPM R-VALUE SPM 0-2.9 -31.9 0-2.9 -1.0 3-4.9 -31.8 3-4.9 -1.7 5-6.9 -31.7 5-6.9 -1.7 7&U -31.6 7&Up -1.7 R-VALUE 0-6.9 7-10.9 11-18.9 19&Up POST OR PIER CONSTRUCTION SPM 4.50 2.28 1.83 1.36 RAISED WOOD STEM WALL wI UNDER FLOOR INSULATION SPM -5.8 -2.8 -2.2 -1.8 ADJACENT SPM 5.3 2.1 1.8 1.0 6A-7 DUCT MULTIPLIERS (oMI See Table 6-1010. Code mlninuml. DUCT RETURN DUCTS In: SUPPLY DUCTS IN: R-Value UNCONOITIONEO SPACE Arnc WITH RBS CONDITIONED SPACE 4.2 1.065 1.061 1.059 Unconditioned Space 6.0 1.048 1.045 1.044 6A-7A AIR HANDLER MULTIPLIERS ISPMI 8.0 1.037 1.035 1.034 4.2 1.046 1.043 1.040 Located in attic 1.04 Attic wnh Radiant Barrier (RBS) 6.0 1.034 1.032 1.030 Located in oaraoe 1.00 8.0 1.026 1.025 1.024 Located in conditioned area 0.93 4.2 1.003 1.002 1.0 Located on exterior of building 1.04 Conditioned Space 6.0 1.002 1.001 1.0 8.0 1.001 1.001 1.0 6A.S COOLING SYSTEM MUL TlPLlERSICSMI SYSTEM TYPE See Table 6-3 for Code minimums COOLING SYSTEM MULTIPLIERS TCSMl Central Units (SEER) Ratino 7.5-7.9 8.0-8.4 8.5-8.8 8.9-9.4 9.5-9.9 1 0.0-1 Q.4 10.5-10.9 11.0-11.4 11.5-11.9 12.0-12.4 CSM .45 .43 .40 .38 .36 .34 .32 .31 .30 .28 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 & Uo CSM .27 .26 .25 .24 .24 .23 .22 .21 .21 .20 .19 6A-9 HOTW A TER MULTIPLIERS IHWMI SYSTEM TYPE See Table 6-12 for Code minimums HOT WATER MULTlPLlERSIHWM Electric Resistance EF .80-.81 .82-.83 .84-.85 .86-.87 .88-.90 .91-.93 .94-.96 .97 & Uo HWM 2820 2752 2685 2624 2564 2479 * 2400 2326 Natural Gas EF .43-.47 .48-.49 .50-.51 .52-.53 .54-.55 .56-.57 .58- .59 .60-.61 .62-.63 .64-.65 .66 & Uo HWM 2162 1936 1859 1787 1721 1660 1602 1549 1499 1452 1408 LP Gas HWM 2645 2368 2274 2186 2106 2031 1960 1895 1834 1n6 1722 Oed. HP or Solar EF 1.0-1.49 1.5-1.99 2.0-2.49 2.5-2.99 3.0-3.49 3.5-3.99 4.0-4.49 4.5-4.99 5.o-iJD System wnh Tank HWM 2256 1504 1128 902 752 645 564 501 451 -3-