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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 Ua; h 1. ~o ~l Southwest 1.00 0.997 0.956 West 1.00 0.994 0.964 Northwest 1.00 0.995 0.966 OH Len th 0.0' 1.0' 1.5' 6A-2 WALL SUMMER POINT MULTIPLIERS ISPMI FRAME CONCRETEBLOCKlNORMAL WTl 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 8 INCH 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 La .6 .3 26 & Un .1 7&Un .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 r NOTE:SEE SECTION 2.0 OF APPENDIX C FOR MULTIPLIERS -, 26 & Uo .1 .1 OF ENVELOPE COMPONENTS NOT ON THIS FORM. 6A-3 DOOR SUMMER POINT MULTIPLIERS (SPM) DOOR TYPE EXTERIOR ADJACENT WOOD 7.2 2.4 INSULATED 4.8 1.6 6A-4 CEILING SYMMER POINT MULTIPLIERS ISPMl UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF R-VALUE SPM R-VALUE SPM CEILING TYPE 19-21.9 2.82 10-10.9 10.27 R-VALUE EXPOSED DROPPED 22-25.9 2.55 11-12.9 9.73 10-13.9 11.13 10.40 26-29.9 2.28 13-18.9 8.72 14-20.9 8.42 7.99 30-37.9 2.13 19-25.9 6.90 21 & Up 5.99 5.76 38 & Up 1.84 26-29.9 5.82 --- RBS Credit 0.700 30 & Up 5.40 IRCC Credit 0.864 White Roof Credit 0.550 6A-5 FLOOR SUMMER POINT MULTIPLIERS ISPMI SLAB-ON-GRADE RAISED RAISED WOOD EDGE INSULATION CONCRETE POST OR PIER STEM WALL w/ UNDER ADJACENT CONSTRUCTION FLOOR INSULATION R-VALUE SPM R-VALUE SPM R-VALUE SPM SPM SPM 0-2.9 -31.9 0-2.9 -1.0 0-6.9 4.50 -5.8 5.3 3-4.9 -31.8 3-4.9 -1.7 7-10.9 2.28 -2.8 2.1 5-6.9 -31.7 5-6.9 -1.7 11-18.9 1.83 -2.2 1.8 7 & Uo -31.6 7 & Uo -1.7 19 & Uo 1.36 -1.8 1.0 6A.6 INRL TRATlON & INTERNAL GAINS ISPMl Air Infiltration 5.17 Internal Gains +9.14 Infiltration/Internal Gains 14.31 (Combined) 6A-7 AIR HANDLER MULTIPLIERS SPMI Located in aaraae 1.00 Located in conditioned area 0.90 Located on exterior of building 1.02 Located in attic 1.10 6A-9 COOLING SYSTEM MULTIPLIERS CSM SYSTEM TYPE See Table 6-3 for Code minimums Ratin CSM PTAC & Room Units (EER) Ratin CSM 6A-a DUCT MULTIPLIERS (DM) See Table 6-10 lor Code minimums DUCT RETURN DUCTS In: SUPPLY DUCTS IN: R-Value Unconditioned Attic! Attic! Attic! I COnditioned snace RBS IRCC White roof sDace 4.2 1.113 1.107 1.108 1.107 1.103 Unconditioned Space 6.0 1. )87 1.081 1.003 .081 1.079 8.0 1. lti9 1.054 1.065 1.064 1.062 .2 1. )72 1.066 -- --- 1.061 AttidRadiant Barrier (RBS) 6.0 1.JOti 1.051 --- -- 1.147 8.0 1.040 T041 --- --- 1. Attldlntenor Radialion 4:2 1.098 --- 1.092 --- 1. Control Coatings (IRCC) ,.0 1.071 --- 1.Ufl --- 1. .0 1. --- 1.Uol --- 1. .2 1. --- - 1.UtiJ '. AtticlWhite Roof .0 1. --- -- 1.047 U44 1. --- --- .037 1. 1. 1.005 1.007 .003 1. Conditioned Space 6.1 1.UU::> 1.004 1.uu::> .UU2 1.' 8.1 1.004 1.003 1.004 .002 1. COOLING SYSTEM MULTIPLIERS CSM 8.5-8.8 8.9-9.4 9.5-9.9 10.0-10.4 10.5-10.9 .40 .38 .36 .34 .32 14.0-14.4 14.5-14.9 15.0-15.4 15.5-15.9 16.0-16.4 .24 .24 .23 .22 .21 7.5-7.9 8.0-8.4 .45 .43 12.5-12.9 13.0-13.4 13.5-13.9 .27 .26 .25 Central Units (SEER) Effective date: March 1, 2003 11.0-11.4 11.5-11.9 12.0-12.4 .31 .30 .28 16.5-16.9 17.0-17.4 17.5 & U .21 .20 .19