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t , , <br /> Exterior Envelope Average "U" Computation ' ������`� '���a��� <br /> Site Address: 425 Hunter Pass <br /> Contractor: Jyland Development, Inc. 08-Sep-97 404-0600 <br /> 1. Total Exposed Wall Area 4,490 sq ft x "U" 0.110 = 493.90 <br /> 2. Total Roof Ceiling Area 1,866 sq ft x "U" 0.026 = 48.52 <br /> 3. Total Exposed Wall Area Calculations: <br /> Total exposed wall area <br /> above floor 3,638 sq ft <br /> a) Total wall window area: <br /> standard glazed 0 sq ft x "U" 0.000 = 0.00 <br /> low E glazed 694 sq ft x "U" 0.247 = 171.24 <br /> b) Total door area 182 sq ft x "U" 0.130 = 23.69 <br /> c) Total sliding glass door area: <br /> standard glazed 0 sq ft x "U" 0.000 = 0.00 <br /> low E glazed 0 sq ft x "U" 0.000 = 0.00 <br /> d) Total fireplace wall area 15 sq ft x "U" 0.121 = 1.82 <br /> number of fireplaces = 1 <br /> e) Total wall framing area 275 sq ft x "U" 0.098 = 26.85 <br /> f) Total net wall area <br /> above floor (insulated) 2,473 sq ft x "U" 0.043 = 106.44 <br /> g) Total rim joist area 386 sq ft x "U" 0.041 = 15.65 <br /> Total foundation area <br /> (exposed - finished room) 300 sq ft <br /> (exposed - unfinished room) 166 sq ft <br /> h) Total foundation window <br /> area 0 sq ft x "U" = 0.00 <br /> i) Total net foundation area <br /> above grade 466 sq ft x "U" 0.053 = 24.87 <br /> #3 TOTAL a) thru i) 370.55 <br />