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Simple Heating System Size: Washington State <br />The glazing (window) and door portion of this calculator assumes the instailed glazing and door products have an area weighted average U-fac.tor 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-dov✓ns for each se�;tion, <br />some values will be calculated for you. If you do not see #he selection you need in the drop-down options, please cail the WSU Energy Extensicm <br />Program at (360) 956-2042 for assistance. <br />Project Information Contacf Informatron <br />Unit E3 Townhome Polygon Northwest <br />Silver LakeTownhomes Alaina Ro6ertson <br />Everett, Washington (425) 606-0005 <br />HEatlllq SVSt@Ill TVAe: OO Forced Air Fumace Q Heat Pump <br />To see detailed instructions for each section, pJace your cursor on the word "lnsfructions". <br />Desiqn Temperature <br />� �t���''��' ��� - - - ------ ----- — Design Temperature Difference (4T) <br />' Everett 7C ' v Y�- � pT = lndoor (70 degrees) - Outdoor Design Temp <br />Area of Buildinp <br />Conditioned Floor Area <br />i"��F�'�t;°�,` Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />s"S�r::'�ti°"= Average Ceiling Height (ft) <br />Glazinq and Doors <br />i I15,'CAt. �'i 1G115 <br />Insulation <br />Attic <br />_. _ . _ __ _ <br />lns�,c;ctior;s ,._ __._ � �_ _ ___ � <br />� R-49 � <br />Single Rafter or Jofst Vaulted Ceilings <br />_ _ _ _ __ .. .__-- . _ __ <br />Ins�rtiction< __._ __.. _ . ___.._.'.... _._�) <br />� No Vaul[ed Ceilin9s In th�s projett. �'; <br />-- we:��;M -- <br />Above Grade Walls �SeeFrguR» <br />lr.structior,s -- : -_- � ���_-----� i <br />( R-ZI � � <br />�, -- ��a �°� �+�J <br />Floors <br />_ . _. __ <br />�r,��r,,cti���� R3o -__._..�_:...__:_� .�...:._:,___..�.... ...__:_ �-.. � <br />� — <br />Below Grade Walls �seo FiH�re a� <br />_ _ _. _ _ _ _._ _._.....__ <br />Instruciions __ _ __ _.___-- <br />No 6elow Gracte N.alls m lhis pro�ect. �` <br />Slab Below Grade rae� F�a�re n <br />�nstruci�on�. �--. -- - � _ —. . <br />ho Slab Gelolv Gratle in this pro�ect.� <br />Slab on Grade �See Froure n <br />h >iruc, or� ; _ . _ __._ _ —.:___ _ __. _ I <br />! R-10 Penmeter � . <br />� — � <br />Location of Ducts <br />, x�:��� �:,:: _ .. _ ___ <br />Condiuoned Space � � <br />� �: �: <br />Fiqure 1. <br />'���, <br />� Above Grade <br />� Below Grode � -� --- � �� <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 Area UA <br />'_ � <br />U-Factor Area UA <br />0.056 528 29.57 <br />U-Factor Area UA <br />0.029 379 10.99 <br />U-Factor Area UA <br />� 0 '_ <br />F-Factor Le� 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 / Hou�- <br />Sum of UA X dT <br />Air Leakage Heat Load 6,839 Btu / How• <br />VolumeX 0.6XOTX.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 of 6uilding Heat Loss X 1.10 <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 i.40 (or Forced Air Fumace <br />Building and Duct Heat Loss X 1.25 for Heat Pump <br />� � <br />� (07/01/13J <br />