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Simple Heatinq System Size: Washinqton State <br />The glazing (window) and door portion of this calculator assumes the installed glazing and door products have an area weighted average U-factor of <br />0.30. The incorporated insulation requirements are the minimum prescriptive amounts specified by the 2012 WSEC. <br />Please 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 />some 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 />Program at (360) 956-2042 for assistance. <br />Project lniormation Contact (nformation <br />Unit Ei Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Robertson <br />Everett, Washington (425) 606-0005 <br />HEat111Q SySte�l'1 Typ2: OO Forced Air Fumace Q Heat Pump <br />To see detailed instructions for each section, place your cursor on the word "lnstrucErons". <br />Desiqn Temperature <br />mstructio,s ______— --_ V� Design Temperature Difference (4T) <br />� Everett JC � ��T = Indaor (70 degreesJ - OutdoorDesgn Temp <br />�.. <br />Area of Buildinq <br />Conditioned Floor Area <br />�„�tr��i�o�,� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />i�,st�uci�o�,s Average Ceiling Height (ft) <br />Glazinq and Doors <br />I��sEnicfic�ns <br />Insulation <br />att►� <br />____ _ <br />Instrucfions -- ____ ____ _ <br />Ru14 � <br />_._ . ..� .�i>r.,.�._,�.... ... ;: <br />Single Rafter or Joist Vaulted Ceilings <br />_ _ _ _ __ <br />Instructions __ ___ ----- ;.� <br />` No VaulCed Cellinps In Ihis DroJect. �� <br />E ^�� <br />Above Grade Walis �sreF�y�21� <br />Insiructions -- ------ -- - j <br />� a zi •—�� �,ll <br />.��wrait�.e�orw�rissa��+i�+� <br />Floors <br />_ _.. .. _ <br />Instructions 1 <br />� , _ R-30 � �,:: ;i <br />Below Grade Walls �s�e Frgure �� <br />_ _ _ _ ___ ___ <br />Instructions f -- - -- <br />� no Below Grade Walls in this p�o�ect � i � <br />;���W,....,..�'v. <br />Slab Below Grade rsee Fra�re �i <br />Instrt�ciiens � . _ _. . _ __..___. _.__�- ------- I <br />` No Sldb 6CIow Grdd@ In (hi5 p�0)eCt. �; <br />Slab on Grade �see Frnure n <br />!nstruction= _ _ _ _.._ _::.:.:.._ .�.:r,�,.,. �::�-- <br />� R-10 Perimeter � � <br />G:�, .. v <br />Location of Ducts <br />��,5<«,�<<,�:: _ - - _ l <br />� Condiuoned Space � ; <br />�� _, �-� <br />Fiqure 1. <br />.� °"'�...a <br />Above Grade <br />; _ '; <br />� � I', BelawGrade - �� � . <br />1,368 <br />Conditioned Volume <br />8.5 11,628 <br />U-Factor X Area = UA <br />0.30 181 54.42 <br />U-Factor X Area = WA <br />0.026 602 15.65 <br />U-Factor Area UA <br />-- � <br />U-Factor Area UA <br />0.056 413 23.13 <br />U-Factor Area UA <br />0.029 345 10.01 <br />U-Factor Area UA <br />-- 0 --- <br />F-Factor Le� UA <br />F-Factor Len th UA <br />0.540 66 35.64 <br />Duct Leakage Coefficient <br />1.00 <br />Sum of UA <br />138.85 <br />47 <br />Envelope Heat Load 6,526 Btu / Hour <br />Sum o/ UA X .�T <br />Air Leakage Heat Load 5,902 Btu / Hour <br />l/olumeX 0.6X�TX.018 <br />Building Design Heat Load 12,428 Btu / Hour <br />Air Leakage + Envelope Heat Loss . <br />Building and Duct Heat Load 12,428 Btu / Hour <br />Ducls in unconditioned space: Sum of 8uilding Heat Loss X 1. l0 <br />Ducts in condilioned space: Sum of 8ui/ding Neat Loss X 1 <br />Maximum Heat Equipment Output 17,399 Btu / Hour <br />Building and Duct Heaf Loss X 1.40 (or Forced Air Furnace <br />Building and Duct Heat Loss X 7.25 for Heaf Pump <br />(07/01/13f <br />