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le Heatinq Svstem 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 applicabie 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 cail the WSU Energy Extension <br />Program at (360) 956-2042 for assistance. <br />Project lnformation Contact Information <br />Unit E3 Townhome Polygon Northwest <br />Silver LakeTownhomes Alaina Robertson <br />Everett, Washin ton (425) 606-0005 <br />H@atlllQ SyStelll Typ@: �O Forced Air Fumace Q Heat Pump <br />To see detailed instrucfions ior each section, place your cursor on fhe word "Insfrucfions". <br />Desiqn Temperature <br />"1'�t�'�' �°' ° Design Temperature Difference (4T) <br />_ _----------- — <br />Everett )C � ,�T = Indoor (70 degrees) - OuldoorOesign Temp <br />E,...w.;:�. �� �_. <br />Area of Buildinq <br />Conditioned Floor Area <br />ins:eu�dion; COC1dItI0�Bd FIoOf ,4fE8 (Sq ft) <br />Average Ceiling Height <br />ins:. ��ctio�,� Average Ceiling Height (ft) <br />Glazinq and Doors <br />;r7structio.�� <br />Insulation <br />Attic <br />_ <br />__ r___ _�_..�.._, <br />ir;striie�3cris R 49 � � <br />� � <br />Single Rafter or Joist Vaulted Ceilings <br />_ <br />___ _...... .__._._._._ _Y��. � <br />i7S5efllL;iOI15 - -�: <br />�� � No Vaulted Cel6nc�s In th15 proJ2Ct <br />� -- - W:�aar�� -- <br />Above Grade Walls �sre F�eure r� <br />_. . . <br />(nstruciioir_, -- -- <br />� R_zi - – • ;, „� <br />� <br />:�,. .� ���i <br />Floors <br />_ __ __. .... __ . _.._ _ _ <br />instrucfior,� ' �-���--��-- ' I <br />� R30 + <br />;�,-�,,_ — <br />Below Grade Walls �s� F�gure �� <br />_ _ ___ . _. _. ____._ ... <br />insituczions . __._ __.._. _ _._......._.__.__..._.._..__._._._._.._._-- <br />�o Below Grade Walls ln thls project. � <br />�_ ----- __ .._ ,: <br />Slab Below Grade rare Fiaure ri <br />____. --_ __ — <br />�PiSI(iICiIC'fl'. . <br />� �o siab aeiow �rade in tnis pro�ea �' <br />� ��r - <br />Slab on G�adO (see Flaure 1) <br />� .=�ru-�c�o�,; . . ___._ ___.--_. _._.._.� -_._.____._�_-.-_— 4 <br />a i R-10 Ferimeter � <br />€ .�" � <br />Location of Ducts <br />� ._��vr,, _ _ _; .� <br />@ Conditioned Space � <br />�..e."...��;... �.. - �:,:;_».� � - <br />Fi ure 1. <br />� Above Grade i <br />__ _. <br />8elowGrade �� ---� - <br />1,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />o.so 2ss so.�o <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 />0 <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 �T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />Uo/umeX O.6XATX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envefope Heat Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconditioned space: Sum of Buildfig 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 i.40 /or Forced Arr Fumace <br />Building and Duct Heat Loss X 1.25 for Heaf Pump <br />�� <br />(07/01/13J <br />