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' Simple Heating System Size: Washinqton 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 />s 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 />Projecf Information Ca�tacf Information <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Robertson <br />Everett, Washington (425} 606-0005 <br />Heatinq System TVpe: O Fo��ed w� F���a�e � Heat Pump <br />To see defailed instructions for each section, place your cursor on the word "Instrucfions". <br />Desiqn Temperature <br />!�,=trt«;��,� _ <br />- -- ---------- — Design Temperature Difference (4T) <br />Everett JC � <br />�_. J ._,..,.,a ,a4 , . r k _._ . .. .�T = Indoor (70 degrees) - Outdoor Design Temp <br />Area of Buildinq <br />Conditioned Floor Area <br />ans�r��tio�;� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />Er�struc�io„s Average Ceiling Height (ft) <br />Glazinq and Doors <br />lnstructia�s <br />Insulation <br />Attic <br />�,,��, �,�t���,s _ _ - - — � <br />P` rta� .. <br />� <br />Single Rafter or Joist vaulted Ceilings <br />__ _ _ _ _ _._. ___ <br />Insfructions — _._� '� <br />�No 4aulted Cellinps in this pra)ecL _-� <br />�Tr�.,< � �i <br />Above Grade Walls �see F�9ure �� <br />!nstructions _ _____._� __ � <br />R ZI � <br />. , <br />�;� . <br />Floors _ <br />_ _. _ <br />instruc�ion= � ------� — --- � <br />R-30 � � <br />� - <br />B@�OW G�8C�0 WaIIS lsee Flgure 1) � <br />Instn�ciioi;s -- � <br />�o [3elo�� Grade Walls m thls pra�ect � <br />t - �-- <br />. , > . _ _ „�,� _ <br />Slab Below Grade �bee Fiqure n <br />Instructio��s _ _-- --- <br />�o Slab Below Grade In thls project � <br />� o.�....�.�.n�.�.=.3"3-�.+�iTa�� — —` �5„ <br />Slab on Grade �see F�qu.� n <br />h,suuciioi�s ___ _.:_._ <br />I R t0 Penmeter � -� <br />� _ __ <br />Location of Ducts <br />�I15ifllCilGllS . . . ..._ ..- ... <br />CondiUoned Space � � <br />� .�m._,r� _w.�__ �.�� ��. J <br />Fiqure 1. <br />� -`'' ��"�� <br />-' <br />Abwe Grade <br />_ ._. <br />F. <br />.. .. . �.. . . _ ii�! v...) .._ ...._.... -, <br />1,585 <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 />o.oz9 <br />U-Factor <br />F-Facfor <br />F-Factor <br />0.540 <br />Sum of UA <br />Area <br />� <br />Area <br />52$ <br />Area <br />379 <br />Area <br />� <br />Le� <br />Len th <br />81 <br />Duct Leakage Coefficient <br />1.00 <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UA <br />UA <br />UA <br />43.88 <br />171.97 <br />47 <br />Envelope Heat Load 8,083 Btu / Hour <br />Sum o/ UA X �T <br />Air Leakage Neat Load 6,839 Btu / Hour <br />ValumeX 0.6XOTX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />A�r Leakage + Enve/ope Heat Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconditloned space: Sum of Building Heat Loss X 1.10 <br />Ducts in condifioned 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 Forced Air Fumace <br />Buildrng and Duct Heat Loss X 1.25 for Heaf Pump f�/ �� <br />(07/Ol/13J <br />