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<br />..
<br />
<br />sliMMER POINT MULTIPLIERS (SPM)
<br />6A-l SUMMER OVERHANG FACTORS (SOF) FOR SINGLE AND DOUBLE PANE GLASS.
<br />
<br />CLIMATE ZONES 4 5 6
<br />
<br />
<br />~r 7
<br />Ua: h 1. ,77 7
<br />~o
<br />~l Southwest 1.00 0.997 0,956 0.874 0.793 0.709 0,645 0.547 0,479 0.431
<br />West 1.00 0.994 0.964 0.902 0.834 0.757 0,691 0,582 0,500 0.438
<br />Northwest 1.00 0.995 0.966 0,911 0.857 0.798 0.751 0,674 0,616 0.570
<br />OH Len th 0.0' 1.0' 1.5' 2,0' 3,0' 3.5' 4,5' 6,5' 9.5' 14.0'
<br />
<br />6A-2 WALL SUMMER POINT MULTIPLIERS (SPMI
<br /> FRAME CONCRETEBLOCK(NORMAl~ FACE BRICK LOG
<br /> INTERIOR EXT. R-VALUE WOOD FR R-VALUE BLOCK
<br /> WOOD STEEL INSULATION INSUL 0-6,9 2.9 0-2.9 1,0 6 INCH 8 INCH
<br />R-VALUE EXT ADJ EXT ADJ R-VALUE EXT ADJ EXT 7-10.9 .6 3-6.9 .6 R-VALUE EXT EXT
<br />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
<br />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
<br />11-12.9 1.9 ,7 3.0 1,0 5-6,9 1,0 ,6 ,3 26 & Un ,1 7&Uo .8 ,7
<br />13-18,9 1.7 ,6 2.8 0,9 7.10,9 ,8 .4 ,1
<br />19-25.9 1,0 ,3 2.4 0,8 11-18,9 .4 ,3 0
<br />26& Up ,6 .2 1.3 0.4 19.25,9 .2 .2 I NOTE:SEESECTION2,OOFAPPENDIXCFORMULTlPLlERS I
<br /> 26 & UP .1 ,1 OF ENVELOPE COMPONENTS NOT ON THIS FORM.
<br />
<br />6A-3 DOOR SUMMER POINT MULTIPLIERS (SPM)
<br />
<br />DOOR TYPE EXTERIOR ADJACENT
<br />WOOD 7.2 2.4
<br />INSULATED 4,8 1,6
<br />
<br />6A-4 CEILING SUMMER POINT MULTIPLIERS (SPMI
<br />UNDER ATTIC SINGLE ASSEMBLY CONCRETE DECK ROOF
<br />R-VALUE SPM R-VALUE SPM CEILING TYPE
<br />19-21.9 2,82 10-10.9 10,27 R-VALUE EXPOSED DROPPED
<br />22-25,9 2.55 11-12.9 9,73 10-13,9 11.13 10.40
<br />26-29.9 2.28 13-18.9 8,72 14.20,9 8,42 7,99
<br />30-37.9 2.13 19-25,9 6.90 21 & Up 5.99 5,76
<br />38 & Up 1.84 26-29.9 5,82 "-
<br />RSS Credit 0,700 30 & Up 5.40
<br />IRCC Credit 0,864
<br />White Roof Credit 0,550
<br />
<br />6A-5 FLOOR SUMMER POINT MULTIPLIERS ISPMI
<br />SLAB-ON-GRADE RAISED RAISED WOOD
<br />EDGE INSULATION / CONCRETE POST OR PIER STEM WALL w/ UNDER ADJACENT
<br /> i CONSTRUCTION FLOOR INSULATION
<br />R-VALUE SPM R-VALUE .SPM R-VALUE SPM SPM SPM
<br />0-2.9 -31,9 0-2,9 -1,0 0.6,9 4,50 .5,8 5.3
<br />3-4,9 -31,8 3-4.9 -1.7 7-10.9 2,28 -2.8 2,1
<br />5-6,9 -31,7 5-6.9 -1.7 11-18.9 1.83 -2,2 1.8
<br />7 & Up -31.6 7&Up -1.7 19&Up 1.36 -1.8 1,0
<br />
<br />6A-6 INFILTRATION & INTERNAL GAINS (SPMI
<br />Air Infiltration 5.17
<br />Internal Gains +9.14
<br />Infiltration/Internal Gains 14.31
<br />(Combined)
<br />
<br />6A-] AIR HANDLER MULTIPLIERS
<br />Located in ra e
<br />Located in conditioned area
<br />Located on exterior of buildin
<br />Located in attic
<br />
<br />SPM
<br />1.00
<br />0,90
<br />1.02
<br />1,10
<br />
<br />6A.9 COOLING SYSTEM MULTIPLIERS CSM
<br />SYSTEM TYPE See Table 6.3 for Code minimums
<br />Rati
<br />CSM
<br />PTAC & Room Units (EER) Rati
<br />CSM
<br />
<br />Central Units (SEER)
<br />
<br />
<br />7,5.7.9 8,0-8,4
<br />.45 .43
<br />12.5-12.9 13.0-13.4 13.5-13,9
<br />,27 .26 .25
<br />
<br />Effective date: March 1, 2003
<br />
<br />6A-8 DUCT MULTIPLIERS (OM) SeeTable6-10forCodeminimums.
<br />
<br /> DUCT RETURN DUCTS In:
<br />SUPPLY DUCTS IN: R-Value Unconditioned Attic! Attic! Attic/ Conditioned
<br /> sPace RBS IRCC White roof sDace
<br /> 4.2 1.113 1,107 1,108 1.107 1.1 03
<br />Unconditioned Space 6,0 l.Ul:SI ],Ul:!] ].Ul:S;j 1.081 1,079
<br /> 6,0 1,069 l.uti4 1.005 1.064 1.Oi
<br /> 4.2 1.012 1.066 -.. --- 1,Oi
<br />AttidRadiant Barrier (RBS) 0.0 1.05 1,051 --- .0,
<br /> 1,0 1.0 1.041 - --- .0:
<br />AttlC/lntenor Halllatlon 1,2 1,0 1.W2 ... .01
<br />Control Coatings (IRCC) 6,0 ], --- 1.071 '-- .065
<br /> 8,0 1. 6 h_ 1,057 --- .05.
<br /> 4,2 l. --- '-- ~063 95f
<br />Attic/White Roof ,0 .-- ... ,047 ]~
<br /> 11 h_ -- ,37 ~
<br /> 16 l,UU:l l.UUI . U;j
<br />Conditioned Space 15 1. 004 1.005 .02 ,UUU
<br /> 14 1.003 1.004 ,02 1.000
<br />
<br />COOLING SYSTEM MULTIPLIERS CS
<br />8,5-8.8 8.9-9.4 9,5-9,9 10.0-10.4 10,5-10,9
<br />.40 ,38 ,36 .34 .32
<br />14.0-14,4 14,5-14,9 15.0-15.4 15.5-15,9 16.0-16.4
<br />,24 .24 .23 .22 .21
<br />
<br />11,0-11.4 11.5-11,9 12,0.12.4
<br />.31 ,30 ,28
<br />16,5-16.9 17.0-17.4 17.5 & U
<br />,21 .20 ,19
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