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41 07/23'1998 68: 22 FROM K:LEVE INC. TO BREN P. 06/.05 <br /> EXTERIOR ENVELOPE AVERAGE "U" COMPUTATION4"-t; <br /> OWNER tQ /cIlt � <br /> SITE ADDRESS <br /> CONTRACTOR DATE 7.23`'1 K PHONE <br /> working square footage of each: <br /> 1, Total expoe' wall area 1.'1'4 17 sq. ft. X . 11 = e'-S' 6'7 <br /> 2. Total roof/ce i l ,g area "2:75-0 sq. ft..•X .026 = <br /> Total exposed wall area above floor = <br /> a. Total wall window area �, ( <br /> b. Total door area / /_ <br /> c. Total sliding glass door area <br /> d. Total fireplace wall area - <br /> e. Total wall framing area (average 10%) _2 S--t <br /> f. Total net wall area above floor3 <br /> g. Total rim joist area • <br /> Total exposed foundation area = <br /> h. Total foundation window area <br /> I . Total net foundation area above grade <br /> Determine "U" value of each wall segment. �^ <br /> a. /3 (4 � X „u" * 2-c = <br /> / / ca X "U" . �� 21. E o <br /> c, X "U" <br /> d. <br /> __-- � <br /> - X 1U�' <br /> e. 2.3-7 x "U" /01 - 2, (.07 <br /> f. 25 ( X "U" , / 1 la. LQ <br /> 9. � ll/ X "U" 0 f <br /> \ III <br /> h. X "U11 <br /> 3. <br /> Ifitem #3 is the same 'as, or less than item #1, you have met <br /> SBC 6006(0 2. the intent <br />