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�.3 <br />C: <br />i <br />Permit No. <br />J( F Y!2IMIF <br />Nd1' K <br />u .. <br />L; Heat source: ELECTRIC (except heat pumps), Zone 1� 7 x •> <br />Effective July 1, 1991 <br />Instructions <br />overview The Chapter 5 Approach allows any Combination of building envelope components as long as the <br />collective heat loss <br />doesn't <br />0 bet exceed ade wall insulation fwill eithfshed by er be R19 on the interior ortions on the lower part R10 exterior, or it he of this <br />page may be Ignored <br />basement will not be a habitable space and unheated, and the floor above is insulated. <br />Page 2, Base Case Dwelling Calculation Compute areas using outer surfaces for walls, ceilings (less skylights), <br />and Mors. Use the rough framed opening areas for doors. The glazing area is derived by multiplying a constant <br />value (.15) by the sum of the conditioned floor areas(Don't include unheated attached garages, etc). <br />Page 2, Proposed Dwelling Calculation Compute areas using outer surfaces for walls, ceilings, and floors..ise the <br />rough framed opening areas for doors and glazing. Since there are only four boxes on the form for glazing, combine <br />the areas of units with the same Uo value into a single entry. WSEC, Chapter 10, default values must be used for all <br />walls, ceilings, floors, untested doors/glazing, and to determine below -grade walllslab UA. <br />the <br />ase <br />the <br />ase <br />The Proposed Dwell^ngenrnalazlnfthe the a and door values (R end U);to thaosed UA doesn't e CheckBIst. Case UA. <br />BASE CASE HEATLOSS <br />B.G:,wall #1 (F12) x U <br />B.G. <br />(L. Ft) I x F_ I = <br />B.G. wall rig (F12) x U _ <br />B.G. slab #2 (L. Ft) x F_ _ <br />YOTALCOLUMN —► <br />PROPOSED HEATLO A/ <br />Use Chapter 10. page 81, U 8, F-vJues for this calculation <br />and the same BASE CASE area/L.1t. measurements. <br />B.G. wall #1 (F12) x U� <br />B.G. slab #1 (L. Ft) x I— <br />B.G. wall #2 (Fl2) x U_ _ <br />B.G. slab #2 (L. FI) x F_ _ <br />�tXTOTALCOLUMNTOTALCOLUMN <br />Page 1 <br />into insen,: ; <br />se box(es). <br />l: Insertthe ; <br />Table 1 (Below grade walUslabs) , <br />inswaLedintpril <br />Values <br />2' depth: walls <br />U.043 <br />slab <br />.69 <br />3.5' depth: walls <br />U.041 <br />slab <br />F.64 <br />7' depth: walls <br />U.037 <br />slab <br />F.57 <br />Inc rlat d=rIt1LT'Y21I <br />2' depth: walls <br />U.070 <br />slab <br />F.60 <br />3.5' depth: walls <br />U.064 <br />slab <br />F.57 <br />7' depth: walls <br />U.056 <br />slab <br />F.42 <br />('Depth' indicates the total convely wall depth <br />including not mr .e than 6' of above grade <br />rGwj <br />5 <br />