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<br />WINTER CALCULATIONS <br /> <br />CLIMATE ZONES 4 5 6 <br /> <br /> I-' GLASS IBASE WINTERI BASE I-' SINGLE-PANE OR DOUBLE-PANE I WINTER I AS-BUIH <br /> z GLASS )( )( OVERHANG = <br /> z WINTER w WINTER POINT MULl WINTER POINT MULl GLASS <br /> w )( POINT = a: AREA <br /> a: AREA MULTIPLIER POINTS CLEAR TINT' CLEAR TINT' FACTOR (9B) WIN. PTS. <br /> 0 0 \~~ <br /> N ll.... 5.6 ~ .l"\ N l\o 9.6 9.6 5.6 6.1 t <br /> NE 3.5 NE 7.4 7.3 3.5 4.2 <br /> E Ua... ~ - 5.6 -\o~~ E l~~ 2.2 2.0 5.6 - 3.6 \..:::; '1 -\S-~ <br /> SE -13.4 SE 10.3 9.7 13.4 10.4 <br /> S (a. ~14.0 -!~ S to 10.9 10.2 14.0 -11.0 , -<'S' <br /> SW -13.4 SW 10.3 9.7 13.4 -10.4 <br /> W '-'\ ~ - 5.6 -:9>~ W '""'~ 2.2 2.0 5.6 3.6 . -=. ~ -~~ <br /> NW 3.5 NW 7.4 7.3 3.5 4.2 <br /> H' -14.0 H' 32.1 28.0 27.0 -21.5 <br />en <br />en <br />C( <br />..J <br />Cl <br /> , <br /> .15 ~ CONDo I TOTAL I BASE I BASE I ADJUSTED AS-BUILT <br /> FLOOR GLASS = ADJUST )( GLASS = GLASS GLASS <br /> I AREA I AREA I FACTOR I SUBTOTAL I BASE WP SUBTOTAL <br /> .15 I \'l.~~ l";:l \':L I \, ~'^ \ ~..~ 'J( I - \ ~ '"' \0 - l~ '" <br /> , <br /> <br />COMPONENT <br />DESCRIPTION <br /> <br />EXTERIOR <br />~ ADJACENT <br />:t <br /> <br /> <br />AREA )( BASE WINTER = = <br /> POINT MULT. <br /> 1.1 <br /> 1.8 <br /> , , <br />d-.\ 5.1 \~'\. I I s..,. ~ 'fo.'-.. 'd...\ ~.l I \(.)~ <br /> 4.0 <br /> <br /> <br />~ERIOA <br />g ADJACENT <br />c <br /> <br />, <br /> <br />, <br /> <br /> \ <br />Cl UNDER ATTIC ,'" ~~ .6 ,,,.,,,,~ C-.C: ~'" ,....'\~ \ ~ 1 r-.~ " r, \ \. "'\ "-\ <br />z OR SINGLE .6 <br />::::; <br />W .ASSEMBL Y .6 <br />(J BASE CEILING AREA EQUALS FLOOR AREA DIRECTLY UNDER CEILING. AS-BUILT CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE. <br /> <br />INFILTRATION <br /> <br />4.1 <br /> <br /> <br />, <br /> <br />FOR SLAB-ON-GRADE USE PERIMETER LENGTH AROUND CONDITIONED FLOOR. FOR RAISED FLOORS USE AREA OVER UNCONDITIONED SPACE. <br />, <br /> <br /> <br />- 1.9 <br />- .2 <br /> <br />a: <br />o <br />o <br />..J <br />IL <br /> <br />SLAB (PERIMETER <br />RAISED (AREA) <br /> <br />..J <br />C( <br />I- <br />o <br />I- <br /> <br /> <br />TOTAL COMPONENT BASE WINTER POINT: <br /> <br />BASE HEATING TOTAL BASE <br />HEATING SYSTEM)( WINTER <br />SYSTEM MULTIPLIER POINTS <br /> <br />USE TOTAL FLOOR AREA OF CONDITIONED SPACE. <br />, <br />I~~~~ I I <br /> <br />= <br /> <br />TOTAL COMPONENT AS-BUILT WINTER POINTS <br />, <br />TOTAL <br />AS-BUILT )( <br />WIN. PTS. <br /> <br />, <br />I \ "'- \ ~-:> <br /> <br />AS-BUILT <br />= HEATING <br />POINTS <br />C1. ~ "S" <br /> <br />1.1 <br /> <br /><6~'1 <br /> <br />'H = Horizontal Glass (Skylights) <br />2For glass with known Shading Coefficient, see section 903.2(a). Tint Multipliers may be used for glass with solar screens, film, or tint. <br /> <br />-4- <br />