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, , <br /> EXTERIOR ENVELOPE AVERAGE "U" COMPUTATION <br /> OWNER Jim & Judy Brass <br /> SITE ADDRESS 1495 Green Trees Road, Orono, MN 55391 <br /> CONTRACTOR Boyer Building Corp. PHONE 952-475-2097 <br /> 3435 County Road 101, Minnetonka, MN 55345 <br /> Working Square Footages Addition <br /> 1. Total exposed wall/floor area 1135.3 sq. ft. x .11 = 124.88 <br /> 2. Total roof/ceiling 425 sq. ft. x .026 � 11.05 <br /> Total exposed wall area above floor = 966.30 sq. ft. <br /> Total exposed floor area = 0 sq. ft. <br /> a. Total wall window area 411.00 <br /> b. Total door area 0.00 <br /> c. Total sliding glass door area 17.80 <br /> d. Total floor insulated area 0.00 <br /> e. Total wall framing area (average 10%) 96.63 <br /> f. Total net wall area above floor 342.67 <br /> g. Total rim joist area 70.80 <br /> h. Total floor frame area 0.00 <br /> Total exposed foundation area = g8.2p <br /> i. Total foundation window area 0.00 <br /> j. Total net foundation area above grade 98.20 <br /> "U"Value of each segment. <br /> a. 409.00 x "U" 0.300 = 122.70 <br /> b. 0.00 x "U" 0.260 = 0.00 <br /> c. 17.80 x "U" 0.300 = 5.34 <br /> d. 0.00 x "U" 0.025 = 0.00 <br /> e. 96.63 x "U" 0.107 = 10.37 <br /> f. 342.67 x "U" 0.047 = 15.98 <br /> g. 70.80 x "U" 0.044 = 3.09 <br /> h. 0.00 x "U" 0.060 = 0.00 <br /> i. 0.00 x "U" 0.310 = 0.00 <br /> j. 98.20 x "U" 0.074 = 7.26 <br /> 3� TOTAL 164.74 <br /> If item #3 is the same as, or less than item #1, you have met the intent of SBC 6006(c)2. <br />