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le Heatinp Svstem Size: Washinqton State <br />he glazing (window) and door portion of this calculator assumes the installed glazing and door products have an area weighted average U-factor of <br />30. The incorporated insulation requirements are the minimum prescriptive amounts specified by the 2012 WSEC. <br />lease 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 />�me 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 Extension <br />rogram at (360) 956-2042 for assistance. <br />Projecf Information Confact Informafion <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townliomes Alaina Ro6ertson <br />Everett, Washin ton (425) 606-0005 <br />Heati nq :iy5te111 TypB: � Forced tir Fumace Q Heat Pump <br />To see detailed ir�structions for each section, place your cursor on the word "Insfructions". <br />Desiqn T�amperature <br />;ns°s E���io�,s .__�::�____ I Design Temperature Difference (4T) <br />— 1 <br />Ever2tt JC � �T = Indoor (70 degrees) - Ouldoor Design Temp <br />a ,�r.;�-�--:^,�-�a.`_ .....�;.,.� .,... <br />Area of Buildinp <br />Conditioned Floor Area <br />"'= :r;=::t'°;'� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />;�,_:r, ��<:��::�,� Average Ceiling Height (ft) <br />Glazing au�d Doors <br />lnstruc[ions <br />Insulatioro <br />Attic <br />lnstructions _ _.._ __ __ - --.__-- --, 1 <br />H-49 � � <br />�� .. . . �itllBli�Yl�::. � � <br />Single Rafter or Joist Vaulted Ceilings <br />_ _ _ _ _ _..___ <br />Instruct;crs ..... .�� . .__ ___ . — i <br />No Vaulted Cellinc�s In this proJect ��: <br />��.__�...,.,_��.Y =-'zmz.�z ;: `_. <br />Above Grade Walls �see Fig�re» <br />histn3ciic,n� __— ------ -- — � <br />4 R-21 � ' <br />=w.��n �iA�i�=`.m�..�:�...�=�'`a_ <br />Floors <br />... _. _. . <br />Ir,st;uct�c��r ___ . _ , � <br />; ; �-so � : <br />�.,..,.�:�_, - <br />s ... <br />Below Grade Waus rsee F�9ure �� <br />(r,sYruction5 _ .._.. ._. . _._ ._. <br />F �o B?low Grade vJalls in thls pro�ect �� <br />� -- -- �.�:w,� <br />Slab Below Grade �see Fiaure n <br />;;,�:i:�cticns __ I <br />No Slab 6elow Grade m thls pro�ect. �� J <br />_. _ -_ <br />Slab on Grade �see Ficure n <br />�e,�,tructio.-v:: ..-_ _.:___ _...:._:..__ _.____ ....— <br />R-10 Penm2t2� � � � <br />i „� - � <br />Location of Ducts <br /><< ;,rr�• ,;�� �> - - <br />� Condiuoned Space � � . I <br />�.__._.:.:.: � ,....�..__.....__..........J <br />Fipure 1. <br />' Above Grade �, <br />, _ <br />., ....,.__ <br />� � � Below Grade '���, ''�"'--"� � -- <br />1,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />0.30 2fi9 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 />F-Factor <br />0.540 <br />Sum of UA <br />Area <br />0 <br />Area <br />528 <br />Area <br />379 <br />Area <br />� <br />LeL—J <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 4T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />Vo/umeX O.6X4TX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envelope Neaf Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in uncondifioned space: Sum of Building Heat Loss X 1.10 <br />Ducts in conditioned space: Sum of Building Neat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heal Loss X 1.40 for Forced Arr Fumace <br />Building and Duct Neat Loss X 125 for Heat Pump <br />(07/Ol/13J <br />