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EXTERIOR ENVELOPE AVERAGE "U" COMPUTATION 3 <br /> uWtIE R: David Guimond_ (Addition to Residence) <br /> SITE ADDRESS: 2900 Watertown Road. Orono. Minnesota <br /> CONTRACTOR: DATE:, PHONE : <br /> DETERMINE WORKING SQUARE FOOTAGE OF EACH: <br /> 1 . TOTAL EXPOSED WALL AREA 1695.75 sq ft x "U" ! if . 186.53 <br /> 2. TOTAL ROOF/CEILING AREA 624.89 sq ft x ".U" Nip 16.25 <br /> 3. TOTAL EXPOSED WALL AREA CALCULATIONS: <br /> Total exposed wall <br /> area above floor 1481 sq ft <br /> (t) <br /> a) Total wall window area: <br /> glazed 175.2 sq ft x "U" •52 • 91.10 <br /> glazed —0— sq ft x "U" <br /> b) . Total door area -0— sq ft x "U" • <br /> c) Total sliding glass door area: <br /> glazed 34.55 sq ft x "U" .49 <br /> . 16.92 <br /> glazed -0- sq ft x "U" <br /> d) Total fireplace wall area —0— sq ft x "U" <br /> e) Total wall framing area <br /> (Average 109) 148.1 sq ft x "U" .09 = 13.32 <br /> f) Total net wall area above <br /> floor (Insulated) 1236.42 sq ft x "U" .047 = 58.11 <br /> g) Total rim Joist area 96.48 sq ft x "U" .048 = 4.63 <br /> Total foundation <br /> area (Exposed) -0- sq ft <br /> h) Total foundation <br /> window area -0- sq ft x "U" • <br /> I ) Total net foundation <br /> area above grade '-0— sq ft x "U" • <br /> • <br /> 3. <br /> TOTAL a) thru 1) 184.08 <br /> If Item P3 Is the same as, or less than item P1 , you have met the Intent of <br /> 2 1ICAR 1.16008 A and 0. <br /> Page 1 <br />