Laserfiche WebLink
Heatina 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 />Piease 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 Information Confact lnformation <br />Unit E3 Townhome Polygon Northwest <br />Silver LakeTownhomes Alaina Robertson <br />Everett, Washin ton (425) 606-ODOS <br />H@dtI11Q S�lSt@�Tl Type: QO Forced Air Fumace Q Heat Pump <br />To see detailed instrucfions for each section, place your cursor on the word "lnstructions". <br />Desiqn Temperature <br />�ns�r�Fctions __ _ _:.._..W _: - j Design Temperature Difference (�T) <br />Everett JC �,f�, ! pT =lndoor (70 degrees) - Oufdoor Design Temp <br />� -- — - - ea <br />Area of Buiidinq <br />Conditioned Floor Area <br />�nst�L�i'°"`- Conditioned FloorArea (sq ft) <br />Average Ceiling Height <br />fr�s�ruccions Average Ceiling Height (ft) <br />Glazinq and Doors <br />l:tstructions <br />Insulation <br />Attic <br />_ .__ <br />Instructiu �s •--- -i--�"` <br />�`.�R-09 � � <br />�`,;.�:.'...�.. _ '�:- 'a".=::�-�t�'�,� <br />Single Rafter or Joist Vautted Ceilings <br />_ _ _.__ ---- _.._-- <br />instructions F. ho Vaulted Celhnc�s In this proJect � �=""r,� <br />�.�:: �-_ �::..<�,.` '—.s <br />Q�OVB Ca�d[�0 W8115 (see Flgure 1) � <br />Enstructions ------- _ :_ <br />� ! R-21 � �y � <br />" ' �,��a�,_-t _ <br />Floors <br />Instructions , -- — <br />�R-30 . . . ... . . _. . �..,..�..,d <br />�• ��.,:��: v - <br />Be�OW Gfad@ VI�dl15 (see Figure 1J <br />_ __ _ <br />kn9Uuctions � _. _.__ __ _ <br />� No 881ow Grade walls in thls pro)ECt �`. � <br />___.w:Ww .�`^"',s5�_.,.,` . 1 <br />Slab Below Grade rsee Ficure ri <br />Cf15lfLIC�IGf15 I . ..-- . ... ._ ". - . <br />p No Slab 6elow Grade in this pro�ect ��; � <br />k�_ � ��,_ �. -- - <br />.., . _ __ r_ ..._. .. . �.e. <br />Slab on Grade �see F�cure n <br />lnstructions � - - � -- -- � <br />R-10 Perime[er � <br />� ` iw- s�' - �,. <br />Location of Ducts <br />lnszruc,ior,s - <br />' CondiUon�pace _ � � � <br />Fiqure 1. <br />���.�� <br />_~" . . � <br />Above Grsde <br />_:,.:...,- -. �'' ___._.. <br />. -_ . . . � °_. <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 />0.029 <br />U-Factor <br />F-Factor <br />F-Factor <br />0.540 <br />Sum of UA <br />Area UA <br />� <br />Area UA <br />528 29.57 <br />Area UA <br />379 10.99 <br />Area UA <br />0 --- <br />Length UA <br />� <br />Len th UA <br />81 43.88 <br />Duct Leakage Coefficient <br />1.00 <br />171.97 <br />47 <br />Envelope Heat Load 8,083 Btu / Hour <br />Sum of UA X DT <br />Air Leakage Heat Load 6,839 Btu / Hour <br />VolumeX 0.6XATX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envebpe Heat Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconditioned space: Sum o/ Building Heat Loss X 1.10 <br />Ducfs in condi6oned space: Sum ol Building Heat Loss X 7 <br />Maximum Heat Equipment Output 20,890 etu / Hour <br />Building and Duct Heat Loss X 1.40 /or Forced Air Furnace <br />Building and Ducl Heat Loss X 1.25 tor Heat Pump <br />� <br />(07/Ol/13J <br />