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Heating System Size: <br />ia svstem sizina calculator is <br />�r'-p��xv�1�► s 5��� <br />State � <br />glazing (window) and door portion of this caiculator 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 ali 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 lnformation <br />Unit El Townhome Polygon Northwest <br />Sih�er LakeTo�.vnhomes tllaina Rol�ertson <br />Everett, Washin ton (425) 606-0005 <br />Heatlflq SySt@Ill TVpO: OO Forced Air Furnace Q Heat Pump <br />To see detailed instructions for each secfion, place your cursor on the word "Instructions". <br />Design Temperature <br />i„�tr�6�t�ons �_ __. ___.. �_. —�� � Design Temperature Difference (�T) <br />� � EveretY�FC .'. ." ,� J �T = Indoor (70 deg�ees) - Outdoor Des/gn Temp <br />w <br />Area of Buildinq <br />Conditioned Fioor Area <br />Instrur.tio�i, Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />tnstructions Average Ceiling Height (ft) <br />Glazinq and Doors <br />Irrstructions <br />Insulation <br />Attic <br />Ins4r�ictio�s � — _.__ __. .__ _ <br />I R 49_ _ _ __'� . � <br />�� ��� <br />Single Rafter or Joist Vaulted Ceilings <br />__ _ _ --- _. _ ___ 1 <br />Instsuctions � _-- --- ----- `._. , <br />j No Vaulted Celhngs In this proJett �:. <br />ti -_ __ =�'r""".,' <br />Above Grade Walls �see Fieure �� <br />instructioi�s . _:_.. __. _:....� _..__..._. ..__.:..—, <br />� � R-�= - � l <br />�:: - --- -- <br />Floors <br />- _ ___.. __ _ _ .. <br />Insiructions _ ---� .:---- - ------T <br />� � R 3D � �;;ti, <br />�� <br />Below Grade Walls �aee Fieure �1 <br />_ __ __. _ <br />Ins4ructions i -- - — — j <br />� No Below Grade walls m thls pro}ect +'., 1 <br />-- `"'�. �i ,., '""s- ',i`�o'�'�� <br />Slab Below Grade raee Fiu�.e r� <br />-- <br />� � �� � � � ' � Wo Slab 6elow Grede In thls projecL � <br />` . _..... .. <br />u . �,. <br />Slab on Grade �see F�nure n <br />Instrus4ions _ — --" _ _ I <br />i R-30 Pefimete� � � <br />_ . _ .__ _ <br />Location of Ducts <br />��,structions _ ..._.._. <br />_.. . <br />i " — , <br />� 4 CondRionetl Space � , <br />a-�q � , ��.�.�:. _ � � <br />.'_� <br />a:� <br />Fiqure 1. <br />-�„` -�`"`�''`` � <br />.�2 �__.,_�_ .. <br />� Above Grade � <br />�� Ai <br />������� <br />1,368 <br />Conditioned Volume <br />$.5 11,628 <br />U-Factor X Area = UA <br />0.30 181 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 />Sum of UA <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 />1.00 <br />UA <br />UA <br />23,13 <br />UA <br />10.01 <br />UA <br />UA <br />UA <br />35.64 <br />136.85 <br />47 <br />Envelope Heat Load 6,526 etu / Hour <br />Sum of UA X 4T <br />Air Leakage Heat Load 5,902 Btu / Howr <br />Volume X O.6 X eT X.018 <br />Building Design Heat Load 12,428 Btu / Hour <br />Air Leekage + Envelope Heat Loss <br />Building and Duct Heat Load 12,428 Btu / Hour <br />Ducts /n uncondih'oned space: Sum of Bu!lding Heat Loss X 7.10 <br />Oucts in conditioned space: Sum o/ Building Heat Loss X 1 <br />Maximum Heat Equipment Output 17,399 etu / Hour <br />Building and Ducf Heat Loss X 1.40 /or Forced Ai� Fumace <br />8uilding and Ducf Neat Loss X 1.257or Heat Pump <br />� �� <br />(07/01/13J <br />