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<br />WINTER CALCULATIONS. <br /> <br />U) <br />U) <br />:5 <br />CJ <br /> <br /> <br />GLASS <br />AREA <br /> <br />BASE <br />= WINTER <br />POINTS <br /> <br />. <br />CLIMATE ZONES 4 5 6 <br /> <br /> GLASS I SINGLE-PANE OR DOUBLE-PANE 1 WINTER lAS-BUILT <br /> AREA x WINTER POINT MUL T, WINTER POINT MUL T. x OVERHANG = GLASS <br /> CLEAR / T1Nf2 ~ CLEAR TINf2 FACTOR (6A-10) WIN. PTS <br />N .3..'<. '7 9.6 I 9.6 5.6 6,1 10D ') JXC-f <br />NE 11- 7.4 7,3 3,5 4.2 I. ,~ roo <br />E .u"" Ii - 2.2 - 2.0 - 5,6 - 3,6 . ..; '7 - .;V <br />SE ,'1,..: -10,3 - 9,7 -13,4 -10.4 , <br />S 11. if -10.9 -10,2 -14.0 -11.0 "i1- - 11,,;1, <br />SW -10,3 - 9.7 -13.4 -10.4 <br />W (,)(. <.j - 2,2 - 2,0 - 5,6 - 3,6 '1-/ -q..,- <br />NW 7.4 7,3 3,5 4.2 <br />H' -32.1 -28,0 -27,0 -21.5 <br />E I :~-l,) ~ ~. D _.'7 , - i7D <br /> <br /> <br /> <br />.15 <br /> <br />COMPONENT <br />DESCRIPTION <br /> <br />EXTERIOR <br />::l ADJACENT <br />4: <br />== <br /> <br />AREA <br /> <br />x <br /> <br /> <br />rn EXTERIOR <br />g ADJACENT <br /> <br />:~ i- (., <br /> <br /> <br />BASE <br />= WINTER <br />POINTS <br /> <br />COMPONENT <br />DESCRIPTION <br /> <br />1.1 <br />1.8 <br /> <br />5,1 <br />4,0 <br /> <br />" " <br />II () I I :J.- (, b\ ~ l ( lIb <br /> <br /> <br />CJ <br />z <br />::::i <br />jjj <br />u <br /> <br />UNDER ATTIC <br />OR SINGLE <br />ASSEMBLY <br /> <br />o .6 <br />.6 <br />,6 <br />BASE CEILING AREA EQUALS FLOOR AREA DIRECTLY UNDER CEILING. AS-BUILT CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE. <br />" <br /> <br />a:: <br />o <br />o <br />...J <br />u.. <br /> <br /> <br />-1.9 <br />- .2 <br /> <br />FOR SLAB ON GRADE USE PERIMETER LENGTH AROUND CONDITIONED FLOOR. FOR RAISED FLOORS USE AREA OVER UNCONDITIONED SPACE. <br />" <br /> <br />INFILTRATION <br /> <br />4,1 <br /> <br />TOTAL COMPONENT BASE WINTER POINT~ <br /> <br />BASE HEATING TOTAL BASE <br />HEATING SYSTEM x WINTER = <br />SYSTEM MULTIPLIER POINTS <br />1.1 ]1 <br /> <br />...J <br />4: <br />15 <br />..... <br /> <br />'FOR GLASS WITH KNOWN SHADING COEFFICIENT, SEE SECTION 1.1 OF APPENDIX C, TINT MULTIPLIERS MAY BE <br />USED FOR GLASS WITH SOLAR SCREENS, FILM, OR TINT. <br /> <br />-4- <br />