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- -+a <br /> Exterior Envelope Average"U"Computation <br /> Site Address: 2825 Little Orchard Way <br /> Contractor:Jyland Development, Inc. 05-Apr-00 404-0600 <br /> 1. Total Exposed Wall Area 8,860 sq ft x"U" 0.110 = 974.60 <br /> 2. Total Roof Ceiling Area 7,440 sq ft x"U" 0.026 = 193.44 <br /> 3. Total Exposed Wall Area Calculations: <br /> Total exposed wall area <br /> above floor 7,454 sq ft <br /> a) Total wall window area: <br /> standard glazed 0 sq ft x"U" 0.000 = 0.00 <br /> low E glazed 1,147 sq ft x"U" 0.247 = 283.09 <br /> b) Total door area 202 sq ft x"U" 0.130 = 26.26 <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 75 sq ft x"U" 0.121 = 9.08 <br /> number of fireplaces= 5 <br /> e) Total wall framing area 603 sq ft x"U" 0.098 = 58.95 <br /> � Total net wall area <br /> above floor(insulated) 5,427 sq ft x"U" 0.045 = 242.73 <br /> g) Total rim joist area 631 sq ft x"U" 0.042 = 26.51 <br /> Total foundation area <br /> (exposed-finished room) 475 sq ft <br /> (exposed-unfinished room) 300 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 775 sq ft x"U" 0.053 = 41.36 <br /> #3 TOTAL a)thru i) 687.97 <br />