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le Heatinq Svstem Size: Washinqton State <br />glazing (window) and door portion of this calcufator assumes the installed glazing and door products have an area weighted average U-factor of <br />. The incorporated insulation requirements are the minimum prescriptive amounts specified by the 2012 WSEC. <br />se fill out ail 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 />e 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 />�ram at (360) 956-2042 for assistance. <br />Project Information Contact Information <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina RoBertson <br />Everett, Washin ton (425} 606-Q005 <br />HeatIflCl SVSt@Ill TVF�e: O Forced Nr Fumace Q Heat Pump <br />To see detailed rnstructions for each section, place your cursor on the word "Inshuciions". <br />Desiqn Temperature <br />i�,�;t<<��:tior�_ _ _ _.__ ___ _._ Design Temperature Difference (OT) <br />Everett JC �� pT = Indoor (70 degrees) - Outdoor Design Temp <br />� <br />:,:�; -::4t_. ..;.;:...: ��.;:�5u.;�:i <br />Area of Buildinq <br />Conditioned Floor Area <br />ins�ruct�or,� Conditioned FloorArea (sqft) <br />Average Ceiling Height <br />i">t' `-,��'°°,> Average Ceiling Height (ft) <br />Glazinq and Doors <br />Ins,ructfoY,s <br />Insulation <br />Attic <br />Instruciicns E R�9 -_ _ _ _ ` 1 <br />i- = - ..�:r.;�,y:.:.<a � <br />Single Rafter or Joist Vaulted Ceilings <br />_ . _. _ .__ _ <br />I�istructions • - -------`---- <br />I No Vaul[ed Ceilinc�s In this proJec[. � i <br />l.. ..,.., �,_;::�.r�� �mv��t. <br />_ <br />Above Grade Walls �:�eFreureT� <br />Insiructions __� -�_. - � _.--. __ I <br />R•21 � ` <br />,. <br />- n_ .. <br />� ., .. .. . . . <br />Floors <br />lnstructions - a <br />� R 30 - - �: ,� <br />t <br />Below Grade Walls �see F�gure �� <br />_ _ __ __ <br />lnstrisctions - — — <br />� Ao Oelow Grade Walls In thls pro)ect �! <br />� _ f.:�.-- � <br />Slab Below Grade rsee F�aure r� <br />instructions - -- __ __. <br />j No Slab Below Grede In this pro�ect �; � <br />l r <br />Slab on Grade �:ee Fra�re �� <br />instructions --._. . ___._ . ---.------__.�.._:_� =, I <br />( R !0 Perimeter � <br />Location of Ducts <br />II75TltlCilOFis . " " --� - .:� <br />I Conditwned Space � t <br />� �� <br />Ffqure 1. <br />s'``�-_ <br />�� <br />�_ i <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 Area <br />� 0 <br />U-Factor Area <br />0.056 528 <br />U-Factor Area <br />0.029 379 <br />U-Factor Area <br />'_ 0 <br />F-Factor 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 of UA X �T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />VolumeX 0.6XOTX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envelope Heat Lass <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconddioned space: Sum of Building Heat Loss X 7.10 <br />Ducts in conditloned space: Sum of 8uilding Heat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Biu / Hour <br />Building and Duct Heal Loss X 1.40 for Forced Ai� Fumace <br />Building and Duc! Heat Loss X 1.25 for Heat Pump <br />(07/01/13J <br />� <br />