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Size: Washington State <br />The giazing (window) and door portion of this caiculator assumes the instalied 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 wili 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 Contact lnformation <br />Unit E3 Townhome Polygan Northwest <br />Silver Lake Townhomes Alaina Ro6ertson <br />Everett, Washin ton (425} 606-0005 <br />Heating System TVpe: O Fo��d a� F�ma�e Q Heat Pump <br />To see detarled instructions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />�„��r�,�:;�,_ __ _.._ _ � Design Temperature Difference (4T) <br />� Ev�f2tt )C '. � �T = lndaor (70 degrees) - Outdoor Design Temp <br />� t�- y�� ,�i; <br />Area of Buildinq <br />Conditioned Floor Area <br />�nsi;u_cions Conditioned FloorArea (sq ft) <br />Average Ceiling Height <br />"15i�'��'�°'�} Average Ceiling Height (ft) <br />Glazinq and Doors <br />id�s4;s�cfions <br />Insulation <br />Attic <br />__- - _ <br />��.sfri.ciic�s � R-49 ---��- � ��,.� <br />Single Rafter or Joist Vaulted Geilings <br />Instructions � No Vaulted Cel�ings in this projec[ � �;- '1 <br />E - — - _ _' 1 <br />Above Grade Walls �:� Fig�R �� <br />!nstructions ! -- � <br />R zi � • � <br />i , — ��`� <br />,:. ,� <br />Floors <br />tnstruct;en; � - — — <br />R30 �� <br />,�.�, �. '=-' .,=�_—.w„_��=- ,�,.:,��.r:�_ <br />� - <br />Below Grade Walls �s�eFrgurc» <br />_ . ____ _ __ ._____. . <br />i� structic,s � . -__ __ _ l <br />No Below Gratle Walls m thls proJect �_I I <br />� _ •J <br />Slab Below Grade r:K F�pure n <br />Irutrucf�ons t . _ -- <br />( ho Slab Bflow GrddO In thi5 proJett �' �� <br />� _ r.. -._ ., ,..,:, � ,-,. � <br />��, , . . � �. .. . <br />Slab on Grade �:« Fin�R �� <br />)r3strucfioz�s --� - -_. _�_ -:�.___.__.�_- � <br />ER 10 Penmeter � �u <br />- -,�,�.� ,�,��3 <br />_ _ _ __._ . __ _ _ . _ . <br />Locatian of Ducts <br />h;strifciiors - <br />�Condiuoned Space � � .# ;I <br />t - �a��-� � � e <br />Fiqure 1. <br />Above Grade <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 />Area <br />� <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 a/ UA X �T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />vo�umex o.sx�rx.o16 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + �yelope Heat Lass <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconddioned space: Sum of 8uilding Heat Loss X i.10 <br />Ducts in conditioned space: Sum of Building Heat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heat Loss X 1.40 for Forced Air Fumace <br />Building and Ducf Heat Loss X 1.25 !or Heat Pump <br />� <br />(07/01/13) <br />