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Simple Heatinp Svstem Size: Washinqton 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 thaf 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 Confact lnformafion <br />Unit E3 Townhome Polygon Northwest <br />Siiver Lake Townhomes Alaina Robertson <br />Everett, Washin ton j425) 606-OODS <br />H@dtlllCi S�/St@I'Tl T\/pB: OO Forced Air Fumace Q Heat Pump <br />To see detailed instruciions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />;:,s�; ��t;��a,s �.._ — � Design Temperature Difference (4T) <br />-- <br />Everelt JC � i �T = Indoor (70 degrees) - Outdoor Design Temp <br />� ..._..�.,�� �:� , . �..,.<,�._..��._....J <br />Area of Building <br />Conditioned Floor Area <br />",:,`:' °'�l'°:,� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />fnstructic�r Average Ceiling Height (ft) <br />Glazinq and Doors <br />fnstructions <br />Insulation <br />Attic <br />Instruciions �Y _ . .�� I <br />i R-49 � <br />Single Rafter or Joist Vaulted Geilings <br />_ __ ..___ .. <br />Instruct;o;is �_ __. _ —, <br />no Vaulted Cellinps In this proJect �: <br />_ _- - <br />,�..._.. '.Y '' �.' � ..� �r �.� � <br />Above Grade Walls �s� F�gure r� <br />Instrucrlcns __ _.__._-- ------ � <br />'� .. R_71 � �' <br />�_-- -.-�r,� ..�;..:;�a <br />Floors <br />__._____ .___. ___ .. .__, _ __. <br />in>tructio;rs --- " <br />�„ ,° R-30 � � <br />BeIOW G�Bd@ W8115 (see Figure 1) <br />InsYrc�ctionc : _ _ ��� �— <br />i tio Oelow Gratle walls in th(s pro�ecL � <br />L. � . <br />Slab Below Grade �see Fiqure» <br />�nsfi.�ctim;s _.. ____. _.._: — <br />, No Slab 6elaw GraQe In this pro�ect. .. -�. J <br />� —a___ �-.�s - -- - <br />Slab on Grade �see Fivure n <br />i�vtritcliui�s ._ _ ._ _ _.._._.__. _.:._._._. . _. <br />R-10 Perimeler � <br />Location of Ducts <br />.�,:���z,,u�,s - _ <br />f Condiuonetl Space --_�-� `� <br />t. " ,:.� � ..._.__.�..�..�....r._...w. _...p..... ..�..._._,,. <br />Fiqure 1. <br />- .. . . . .. �I-.., <br />� Abave Grede � <br />8elowGrade �.. .. ..�...-.. - ... . <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 />I.I-�1CtOf <br />F-Factor <br />Area <br />0 <br />Area <br />528 <br />Area <br />379 <br />Area <br />� <br />Le� <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UQ <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 />Smn o/ UA X OT <br />Air Leakage Heat Load 6,839 Btu / Hour <br />VolumeX O.6X�TX.018 <br />Building Design Heat Load 14,921 Btu I Hour <br />,N'r LeaKage + Envelope Heat Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts rn �ncondifioned space: Sum o/8uilding Heat Loss X 1.10 <br />Ducts in conditioned space: Sum of Building Heat Loss X 1 <br />Maximum Neat Equipment Output 20,890 Btu / Hour <br />8uilding and Duct Heat Loss X i.40 forForced AirFumace <br />Building and Ducf Neat Loss X i.25 for Heal Pump <br />(07/01/13J <br />