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Simple Heating System Size: Clima'- Zone 1 <br /> Projecf Inlomiation Contact In(ormafion <br /> Plan A221 B Premier Commu�ities <br /> 253-848-1440 <br /> Indoor Design Temperature ;0 <br /> Outdoor Design Temperature 17 <br /> Design Temperature Difference (oT) <br /> dT=Indoor-Outdoor Design Temp 53 <br /> Conditioned Floor Area 1740 <br /> Conditioned Volume 14702 <br /> Glazing <br /> Copy Sum of UA from Glazing Schedule 120 <br /> Attic U-Factor X Area = UA <br /> R-49 0.027 678 18.3 <br /> R-38 Advanced 0 026 <br /> r— <br /> Single Rafter or Joist Vaulted Ceilings <br /> U-Factor X Area = UA <br /> R-38 Vented 0.027 � � <br /> Above Grade Walis U-Factor X Area = UA <br /> R-21 0.056 2142 120.0 <br /> Floors U-Factor X Area = UA <br /> R-30 0.029 502 14.6 <br /> Below Grade Walls U-Factor X Area = UA <br /> 2' Depth Walls 0.042 <br /> 3.5' Depth Walls 0.041 <br /> 7' Depth Walls 0.037 <br /> Slah Below Grade F-Factor X Len th = UA I <br /> 2' Depth 0.59 <br /> 3.5' Depth 0.64 <br /> 7' Depth 0.57 <br /> Slab on Graoe F-Factor X Len th = UA <br /> R-10 2' perimeter 0.54 280 1512 <br /> R-10 Full - Heated 0.55 <br /> Sum of UA 424 <br /> Envelope Heat Load 22471 Btu I Hour <br /> Sum of UA X:�T <br /> Air Leakage Heat Load 8415 Btu/ Hour <br /> ((Volume X 0.6)X:tT)X .018p <br /> Building Design Heat Load 30886 Btu /Hour <br /> Air Leakage� Envelope Heal Loss <br /> Building and Duct Heat Load 1.15 35519 Btu I Hour <br /> If Aucts are Iocated in uncondilioned space�. Sum of Building Heat Loss X 1.15 <br /> If ducts are lowted in conditioned space:Sum of Building Heat Loss X 1 <br /> Maximum Heat Equipment Output 150% 53279 Btu ! Hour <br /> B��iiding and Duct Heat Loss X 1.50 <br /> WSEC Prescriptive Worksheel(2010 Edition) <br /> WSUEEP70-010 Copyrighl2070 <br />� —-- ' <br />