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<br />WINTER CALCULATIONS
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<br />CLIMATE ZONES 4 5 6
<br />
<br /> I-' GLASS IBASE WINTERI BASE I-' I SINGLE-PANE OR DOUBLE-PANE I WINTER I A~.BUIL T .
<br /> .z z GLASS )( WINTER POINT MULl WINTER POINT MULl )( OVERHANG = GLASS
<br /> w )( POINT = WINTER w
<br /> a:. AREA MULTIPLIER a: AREA CLEAR TINT' CLEAR TINT' FACTOR (9B) WIN. PTS.
<br /> 0 POINTS 0
<br /> N 3; 5,6 2~"" N .; ~, 9,6 9.6 5,6 6,1 I -~ t;S
<br /> NE 3,5 NE 7,4 7.3 3.5 4,2
<br /> E "1 r) - 5,6 -~<t~ E "'~ 2,2 2,0 - 5,6 - 3.6 <::7 '7 -~ lS
<br /> SE -13,4 SE 10,3 9,7 13,4 '10,4
<br /> S ..~ -14,0 -3~J(. S :a.. '1 10,9 10,2 -14,0 - '11.0 I -~<\.'-t
<br /> SW -13.4 SW 10.3 9.7 -13.4 - '10,4
<br /> W ry - 5,6 - ~.}.:;;, W S"~ 2.2 2.0 5,6 - 3,6 t '::7"7 -~~
<br /> NW 3,5 NW 7,4 7,3 3,5 4.2
<br /> H' -14,0 H' 32,1 -28.0 -27,0 -:~1.5 /
<br />Ul I": ~~ -S.~ -a3:;.o l=. &.fL -~,~ -~ f\ I - .;;}~-lX
<br />Ul
<br /><(
<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 Un' \:> I~~'-.\ I 1..'"1. - .. ~ -~ I - \~ () ~ -3.... X'
<br /> ...
<br />
<br /> COMPONENT AREA )( BASE WINTER = AREA =
<br /> DESCRIPTION POINT MULl
<br /> EXTERIOR
<br />...J ADJACENT
<br />...J
<br /><( ...~.""
<br />==
<br /> ... ...
<br />~RIOR ~'1 5,1 ~;::-C') I I S,- ~'\ r" aS~
<br /> .
<br /> 4,0
<br />g ADJACENT
<br />Q
<br />
<br />
<br />
<br />Cl UNDER ATTIC \taG .6 , ('J \.) "":' t-l H. T'\..:.,. I ~I \1"'\'-
<br />z OR SINGLE .6
<br />::; ASSEMBLY
<br />W .6
<br />0 BASE CEILING AREA EQUALS FLOOR AREA DIRECTLY UNDER CEILING. AS-BUILT CEILING AREA EQUALS ACTUAL CEILING SQUARE FOOTAGE.
<br /> ... ...
<br /> SLAB (PERIMETER) \~ 4 - 1.9 3(,o'i \It:.~ \",q 'Qh .:> \.n .>
<br />II: RAISED (AREA)
<br />0 - .2
<br />0
<br />...J
<br />IL
<br /> FOR SLAB-ON-GRADE USE PERIMETER LENGTH AROUNO CONDITIONED FLOOR. FOR RAISED FLOORS USE AREA OVER UNCONDITIONED SPACE.
<br />
<br />,
<br />
<br />INFILTRATION
<br />
<br />
<br />4.1
<br />
<br />~
<br />USE TOTAL FLOOR AREA OF CONDITIONED SPACE.
<br />...
<br />I f.{ ~ ..~ I.. I I
<br />
<br />
<br />TOTAL COMPONENT AS.BUILT WINTER POINTS
<br />,
<br />TOTAL
<br />AS.BUIL T )(
<br />WIN. PTS.
<br />
<br />...
<br />'l.o~l:-o.
<br />
<br />TOTAL COMPONENT BASE WINTER POINT:
<br />
<br />BASE HEATING TOTAL BASE
<br />HEATING SYSTEM)( WINTER
<br />SYSTEM MULTIPLIER POINTS
<br />1.1 q~ 'I to
<br />
<br />
<br />=
<br />
<br />l Ie "~5
<br />
<br />AS.BUIL T
<br />= HEATING
<br />POINTS
<br />~S-'> 'S"
<br />
<br />...J
<br /><(
<br />I-
<br />o
<br />I-
<br />
<br />BASE
<br />+ HEATING
<br />POINTS
<br />
<br />+
<br />
<br />t 40 l\ ~ Co z:>S'S'"
<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.
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<br />-4-
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