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Simple Heatinq Svstem 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-dowrts and boxes that are applicable to your project. As you make selections in the drop-downs for each section, <br />= values will be caiculated for you. If you do not see the selection you need in the drop-down options, please call the WSU Energy Eutension <br />ram at (360) 956-2042 for assistance. <br />Project (nformation Contact lnformation <br />Unit E3 Townhome Polygon Nortfiwest <br />Siiver Lake Townhomes Alaina Rohertson <br />Everett, Washin ton (425} 606-0005 <br />Heatinq System Type: O Fo��d,wrF�ma�e Q HeatPump <br />To see detailed instructions for each section, place your cursor on the word "lnstructions". <br />Desiqn Temperature <br />° � �'�`����' � Design Temperature Difference (4T) <br />� Everett JC � � � � � . pT = lndoor (70 deqrees) - Oufdoor Design Temp <br />t, - ;�,.,.ss'.�.- <br />Area of Buiidinq <br />Conditioned Floor Area <br />��'=�'�'�=�'�� � Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />���}�`�"��' �''�� Average Ceiling Height (ft) <br />Glazinq and Doors <br />EnsPri�cti�ns <br />Insulation <br />Attic <br />tnszs'E�c�ians __.____ ------ <br />� R-49 � <br />t - _ .�..�''�� <br />Single Rafter or Joist Vaulted ceilings <br />_ _ _ _ __ _ <br />�r;t�c;etsor,s _.._�___ ._.__.v_ __._. �_._._..._._. _._, <br />ho Vau(ted Ceilmqs in (his projecC �� <br />� -- �:._ <br />Above Grade Walls �Sre F�9�re �� <br />h,s2ructios,; -. _ ____ � � <br />R21 �� <br />�ra,mrnirisar�"r�noi��'+�"ui�1lMF::Yltl�o: . <br />Floors <br />�,astructio�,s � --. . . _ _ _..�. . _ ..__ .-.._, I <br />�� R 30_ __ - . . -- � ` .:d <br />,�4 .�.:�-v� <br />Below Grade Walls �s�e Frgure iJ <br />__ _ . _ _ _. _ <br />�;:_'n�c' c,�.� � - --- 1 <br />! Vo Below Grede Wal�s m Nis pro�ect �� J <br />�,� - � 3 �.��,,� U <br />Slab Below Grade rsK F��ure n <br />In�.: uee:ov,s -- -- _ . �' � <br />� fio Siab 8elow Grede In Ihls pro�ect �' <br />r <br />Slab on Grade �:ee Finure n <br />; .... _ . _ _ . __.:_.. _ ._ :__�.:._: _ � __ .._ __:_ _ � <br />�7�ru�.:�r�� <br />R 1U Penmeter � <br />�, <br />l -'� �.�.,� - -,.�, <br />Location of Ducts <br />tnsfr�ictions - _. _ _.. ___ <br />`�CondiGonetl Space � � � �„ <br />e`- • -- ,,: __ ,,._ , _._, _ .. . _._. <br />Fiqure 1. <br />���� ,m�� <br />� Above Grade <br />r <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 Area <br />� � <br />U-Factor Area <br />0.056 528 <br />U-Factor Area <br />0.029 379 <br />U-Factor Area <br />� � <br />F-Factor 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 etu ! Hour <br />Sum al UA X dT <br />Air Leakage Heat Load 6,839 etu / Hour <br />VolumeX 0.6X�TX.OfB <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 uncondi6'oned space: Sum of Budding Heat Loss X 1.10 <br />Ducts in conditioned space: Sum of 8uilding Heat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heat Loss X 9.40 tor Forced Air Fumace <br />Building and Duct Heat Loss X 1.25 for Heat Pump <br />