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' Simple Heatincl Svstem Size: Washinpton 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 />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 Information Contact lnformation <br />Unit E3 Townhome Polygon Northwest <br />Silver LakeTownhomes Aiaina Robertson <br />Everett, Washin ton (425) 606-0005 <br />Heatinq Svstem Tvpe: O Fo«ed a� F���a�e Q Heat Pamo <br />To see detailed instructions for each section, plece your cursor on the wocd "Instructions". <br />Desiqn Temaerature <br />ins;ructions _ _ _ . _ <br />. _A_ . _._ ___ __ __._�__. _v_ 1 Design Temperatwre Difference (OT) <br />� Everett JC '� �-<� 1 pT = Indoor (70 degrees) - Outdoor Design Temp <br />�:.r. , .,.r...:.. a <br />Area of Buildinq <br />Conditioned Floor Area <br />�„s,r�,ceio�;s Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />iou2ruction5 Average Ceiling Height (ft) <br />Glazinq and Doors <br />fnstructions <br />Insulation <br />Attic <br />dnstructions _:_. __:. _.__--...�.___�_: <br />R•49 � <br />_ _... ii <br />Single Rafter or Joist Vaulted Ceilfngs <br />_ _____.___. ----___ <br />_... __._.__�._ __... _.. <br />in;tructionc -_ -�,� <br />No Vaul[ed Cellinqs In this proJect. <br />._ . <br />Above Grade Walls �see F�gore» <br />Instructions _ _----- .� ��.,,..:,-..� <br />R 21 �';,:>� <br />��as�:r�r. a�e�m��rri7 " <br />Floors <br />Instructions f --- `--'— ` `— � <br />t R-30 � � p � <br />Below Grade Walis �sre Fie�re �� <br />Ins4ruc4io�r - -- — .^ � <br />� No 6elow 6rade Wdl�S in (b15 projet[ � <br />l - <br />Slab Below Grade �aee F�aure i� <br />�n �,,,;ci�orrs . _ _ _ v , I <br />f:o Slab F[ o;,� Gnde in Ihls pro�crt. <br />1,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />0.30 2&9 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 />rJ2$ <br />Area <br />379 <br />Area <br />� <br />Le� <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UA <br />UA <br />Slab on Grade �see F�a�re o� F-Factor Len th UA <br />h,struciio;r; _....._ . . —...... __.__ —: ' <br />R 10 Penmeter �' I 0.540 81 43.88 <br />i --,���- �,..J <br />Location of Ducts <br />i�xstru�tion:, - - Duct Leakage Coefficient <br />( Condltioned Space � � <br />����- ra��-�'�.•�,�r.:s"�a..�.� � 1.00 <br />Sum of UA 171.97 <br />Fiqure 1. <br />� <br />Above Grade <br />47 <br />Envelope Heat Load 8,083 Btu / Hour <br />Sum ol UA X �T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />Vo/umeX O.6XOTX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />.NY LeaKage + Envebpe Heat Lass <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconditioned space: Sum of Bu�lding Heat Loss X 1.10 <br />Ducts in conditioned space: Sum of 8w]drng Heat Loss X i <br />Ma�cimum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heat Loss X i.40 (or Forced Air Fumace <br />Buildrng and Duct Heat Loss X 125 for Heat Pump <br />(07/O7/13J <br />