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<br />WINTER CALCULATIONS <br /> <br />N. <br />NE <br />E <br />SE <br />S <br />SW <br />W <br />NW <br />en H' <br />en <br />~ <br />~ <br /> <br /> <br />GLASS <br />AREA x <br /> <br />BASE <br />= WINTER <br />POINTS <br /> <br />CLIMATE ZONES 4 5 I) <br /> <br /> GLASS I SINGLE-PANE OIR DOUBLE-PANE J. WINTER lAS-BUILT I <br /> WINTER POINT MUL T. WINTER POINT MUL T. x OVERHANG = GLASS I <br /> AREA x CLEAR T~ CLEAR TINf'l FACTOR (GA.l0) WIN. PTS ! <br />N Y.'iNn 9.6 / 9.6 5.6 6.1 / . I) :; '-17 .~ <br />NE 7.4 7.3 3.5 4.2 <br />E 1/" /q - 2.2 - 2.0 - 5.6 - 3.6 ,'}J -~~ n <br />SE -10.3 - 9.7 -13.4 -10.4 <br />S . ""\X' L/f'. -10.9 -10.2 -14.0 -11.0 . 'I,,") -~C)~i ..., <br />SW -10.3 . 9.7 -13.4 -10.4 <br />W 'XD.a1 - 2.2 - 2.0 - 5.6 - 3.6 ,7/ -J}:?, tLJ <br />NW 7.4 7.3 3.5 4.2 <br />H' -32.1 -28.0) -27.0 -21.5 <br /> <br /> <br /> COMPONENT AREA <br /> DESCRIPTION <br /> 1.1 <br /> 1.8 <br /> ~ ~ <br />/98 5.1 49/2 I I /j~ J'~ 1:S~. ~ <br />4.0 <br /> <br /> <br />.15 <br /> <br />COMPONENT <br />DESCRIPTION <br /> <br />EXTERIOR <br />::l ADJACENT <br />c( <br />~ <br /> <br />[[I EXTERIOR <br />8 ADJACENT <br />c <br /> <br />~ <br />:z <br />:::; <br />ii:i <br />o <br /> <br />UNDER ATTIC <br />OR SINGLE <br />ASSEMBLY <br /> <br />.6 <br />.6 <br />.6 <br />BASE CEILING AREA EQUALS FLOOR AREA DIRECTLY UNDER CEILING, AS.BUIL T CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE. <br />~ <br /> <br />cr. <br />o <br />o <br />..... <br />u. <br /> <br />INFILTRATION <br /> <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 <br /> <br />~- <br />BASE <br />HEATING <br />POINTS <br /> <br />2FOR GLASS WITH KNOWN SHADING COEFFICIENT, SEE SECTION 1.1 OF APPENDIX C. TINT MULTIPLIERS MAYBE <br />USED FOR GLASS WITH SOLAR SCREENS, FILM, OR TINT. <br /> <br />-4. <br />