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ple Heati <br />� ��� �d � � <br />Size: Washinaton State � � , � <br />The giazing (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 lnformation Contact lnformation <br />Unit El Townhome Poiygon Northwest <br />Silver LakeTownhomes Alaina Robertson <br />Everett, Washin ton (425) b06-0005 <br />Heatincl System TVpe: O For�ed a� wr�,a�e Q Heat Pump <br />To see detailed instrucfions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />tnstr�,�:i�o�� Design Temperature Difference (�T) <br />.._ _ __.__ __ — <br />Everett JC � eT = Indoor (70 degreesJ - Ouldoor Design Temp <br />� '�T: <br />Area of Buildinq <br />Conditioned Floor Area <br />insr�;::ii�>r,; Conditioned Floor Area (sq ft) <br />Average Ceiling Heignt <br />�ns4r��t�r�n; Average Ceiling Height (ft) <br />Glazinq and Doors <br />InstrGacti��r:s <br />Insulation <br />Attic <br />_. <br />Ins2ruciiar:s �� _ �:l <br />o-. ' R-49 ` 7 " + <br />"��, .;, - - <br />Single Rafter or Joist Vaulted Ceilings <br />— ---- -- -_ <br />itl5ii tlCilufl5 ..-. . . �_— .. . .�._— .�_ � ......_,_� ,: � <br />' tro Vaulted Cellin95ln thls proJeH �;., <br />��Ei�.#.H�tivaitiu�+.��Y�o'���..:� . ... . . .. <br />Above Grade Walls �:re F�gure r� <br />lnstrucfions ��.. j R-2l �.---.-.�--^..__._-- i.. <br />� _� �_. _� �:� <br />,�,�;s:, <br />Floors <br />_ __... -_. _ _ _ ___ <br />��,structfo9�s — — <br />�R 30 -_ � <br />s.,�.,.:tisx.�.zaes.�+n�� �,;t"'_ . <br />Below Grade Walls �:« FrHu.e �� � <br />___ ._ _ ____ _ _ _ _ .._ _ <br />insYriia:tinris. _.._ _ . __ ._. . __ _ ___� <br />� tvo E3elow Grade Walls in lhls pro�ect �� <br />„ _ .,.. .�:3e�"•,.- - �=--n*R•.+,:;' <br />Slab Below Grade �see F�aure r� <br />___ <br />lnstructino,s _.._._ ::_ _:..-- _--- ::_ _:. <br />No Slab 6elow Grade m this pro)ect. �', 1 <br />E __ <br />�., '- : .s.,.(Ls� ' _ ��:: <br />Slah on Grade �see F���re u <br />Insiruc4ions -__ _ _ --- - ---- —.,�, I <br />R !0 Perimeter � � � <br />r —� <br />Location of Ducts <br />Ins?ruc�fon�- - __ <br />Contliuoned Space V �� <br />�.�. - ,.;��...�. ,:� <br />Fipure 1. <br />�,'� <br />Above Grade <br />.. <br />... . .. --.. ' BelowGrade'_�,�,�, -.__,.. <br />1,388 <br />Conditioned Volume <br />8.5 11,628 <br />U-Factor X Area = UA <br />0.30 18'I 54.42 <br />U-Factor X Area = UA <br />0.026 602 15.65 <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 />Area <br />0 <br />Area <br />413 <br />Area <br />345 <br />Area <br />� <br />Le� <br />Len th <br />66 <br />Duct Leakage Coefficient <br />1.OD <br />UA <br />UA <br />23.13 <br />UA <br />10.01 <br />UA <br />UA <br />UA <br />35.64 <br />Sum of UA 138.85 <br />47 <br />Envelope Heat Load 6,526 Btu / Hour <br />Sum o( UA X dT <br />Air Leakage Heat Load 5,902 Btu / Hour <br />UolumeX 0.6XOTX.018 <br />Building Design Heat Load 12,428 Btu / Hour <br />AirLeakage + Envebpe Heatloss <br />Building and Duct Heat Load 12,428 Btu / Hour <br />Ducts in unconditioned space: Sum of Bui/ding Hea! Loss X 1.10 <br />Ducts in conditioned space: Sum ot Building Heat Loss X 1 <br />Maximum Heat Equipment Output 17,399 Btu / Hour <br />Build/ng and Duc[ Hea! Loss X 1.401or Foroed Air Fumace <br />Building and Duct Heat Loss X 1.251or Neat Pump <br />la <br />(07/01/13J <br />