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Simple Heating System Size: Climate Zone 1 <br /> Projecl!n(omiation Confacf 6i(orntafion <br /> � Plan C921 B Premier Communities <br /> 253-848-1440 <br /> Indoor Desfgn Temperature 7� <br /> Outdoor Design Temperature �� <br /> Design Temperature Difierence (oT) <br /> :\T=Indoor-Ouldoor�esign Temp 53 <br /> Conditioned FloorArea 1501 <br /> Conditioned Vclume 12741 <br /> Glazing <br /> Copy Sum of UA from Glazing Schedule 111 <br /> A:tic U-Factor X Area = �A <br /> R-49 0.027 501 13.5 <br /> R-36 Advanced 0.026 203 5 3 <br /> Single Rafter or Joist Vaulted Ceilings <br /> U-Factor X Area = �� <br /> R-38 Vented 0.027 � � <br /> IAbove Grade Walls U-Factor X Area = UA <br /> R_Z� 0.056 2071 116.0 <br /> Floors U-Factor X Area = �A <br /> R-30 0.029 652 18.9 <br /> Below Grade Walls U-Factor X Area = �A <br /> 2' Depth Walls 0.042 <br /> 3.5' Depth Walls 0.041 <br /> 7' De th Walls 0.037 <br /> Slab Below Grade F-Factor X Len th = UA <br /> 2' Depth 0.59 <br /> 3.5' Depth 0.64 <br /> 7' De th 0.57 <br /> Slab on Grade F-Factor X Len th = UA <br /> R-10 2' perimeter 0.54 73 39.4 <br /> R-10 Full - Heated 0.55 <br /> Sum of UA 304 <br /> Envelope Heat Load 16114 6tu I Hour <br /> Sum of UA X:1T <br /> Air Leakage Heat Load 7293 Btu I Hour <br /> ((Voiume X 46)X.�T�X 919)) ' <br /> Building Design Heat Load 23406 Btu I Hour <br /> Air Leakage+Envelope hleat Loss <br /> Building and Duct Heat Load 1.15 26917 Btu/ Hour <br /> If ducis are located in unconditionetl space: Sum of Building Heat Loss X 1.75 <br /> I(ducis are located in conddioned space' Sum of Building Heat Loss X 1 <br /> Maximum Heat Equipment Output 150% 40376 Btu I Hour <br /> Building and Duct Heat Loss X 1.50 . <br /> WSEC Prescriptive Worksheel(2010 Edition) <br /> WSUEEPIO-010 Copyright 2010 <br />