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Simple Heatinct Svstem Size: Washinaton State <br />glazing (window) and door portion of this calculator assumes the installed glazing and door products have an area weighted average U-factor of <br />. The incorporated insulation requirements are the minimum prescriptive amounts specified by the 2012 WSEC. <br />se fill out all of the green drop-downs and boxes that are applicable to your project. As you make selections in the drop-downs for each section, <br />e values will be calculated for you. If you do not see the selection you need in the drop-down options, please call the WSU Energy Extension <br />�ram at (360) 956-2042 for assistance. <br />Projeci Informafion Contact Information <br />U�it E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Robertson <br />Everett, Washington (425} 606-0005 <br />Heatinq System Type: C�7 Fo��ed a� F�ma�e Q Heat Pump <br />To see detailed instructions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />�,,;t;"��10�` - - - � Design Temperature Difference (4T) <br />� Ev�rett JC _ �'� dT = Indoor (70 degreesJ - Ouldoor Design Temp <br />Area of Buildinq <br />Conditioned Floor Area <br />�r'�'�'�t'o7� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />i�uc� �,�t�o�,: Average Ceiling Height (ft) <br />Glazinq and Doors <br />h,struciions <br />Insulation <br />Attic <br />irstrucEions f _ __ _,_._��__ �;.� <br />1 R-`�9 � F <br />�_ <br />Single Rafter or Joist Vaulted Ceilings <br />. ___ __.__ <br />inst�'uctions . ___. _ _.—.. ..., i <br />t<o Vaul[ed Cellmgs In thls project. �! <br />_ J <br />Above Grade Walls �:eeF�gureT� <br />Instructiens � ----------"` —_- <br />a-zi "( � <br />�` .�. <br />Floors . <br />_- _. __ _ <br />Insiructians - —• � <br />� R30 �� . <br />f - � <br />��. : . _ __ --- <br />Below Grade Walls �see Figure �� <br />_- - ___._. _,.___ <br />lnstrudions - -- "'-- <br />` �0 9elow Grade Walls m lhls pmject. �;, I <br />i - -- <br />` __ <br />Slab Befow Grade rsee Fra�re n <br />:I15iI'UCt1071; � -.-.... ...-~:.�. . .. ...-' _— .. �.. <br />No Slab Below Grade in this pro�� ��. � <br />Slab on Grade �:ee F�a��e n <br />insLuciivaas ( - - -__. �_ � <br />� R 10 Penmeter � � <br />L - <br />Location of Ducts <br />InslrucYions _:.. __.. _ <br />CondiLioned Space �, j <br />Fiqure 1. <br />�F:.. <br />��� <br />. . � Ab.".ove Grade � . .... <br />�. <br />7,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />0.30 269 80.70 <br />U-Factor X Area = UA <br />0.026 263 6.84 <br />U-Factor <br />U-Factor <br />0.056 <br />U-Factor <br />0.029 <br />U-Factor <br />F-Factor <br />Area <br />� <br />Area <br />528 <br />Area <br />379 <br />Area <br />0 <br />Le� <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UA <br />UA <br />F-Factor Len th UA <br />0.540 81 43.88 <br />Duct Leakage Coefficient <br />1.00 <br />Sum of UA <br />171.97 <br />47 <br />Envelope Heat Load 8,083 Btu / Hour <br />Sum o( UA X 9T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />VolumeX 0.6X�TX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envelope Heaf Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconditioned space: Sum of Building Heat Loss X 1J0 <br />Ducts in conditioned space: Sum of Building Heat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heat Loss X 1.40 for Fo�ced Air Furnace <br />Building and Duct Heat Loss X 1251or Heat Pump <br />�o�/or/�3� <br />