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� Simple Heatinq Svstem Size: Washington State <br />he glazing (window) and door portion of this calculator assumes the installed glazing and door products have an area weighted average U-factor of <br />.30. The incorporated insulation requirements are the minimum prescriptive amounts specified by the 2092 WSEC. <br />lease 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 />ome values wi�l 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 />rogram at (360) 956-2042 for assistance. <br />Projecf Information Contact Information <br />Unit E3 Townhome Polygon tVorthwest <br />Silver LakeTownhomes Alaina Robertson <br />Everett, Washin ton (425} 606-0005 <br />Heating System TVpe: O Forced Air Pumace Q Hea[ Pump <br />To see detarled instructions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />��' ���"� i1°�'` --- — I Design Temperature Difference (4T) <br />Ever��t JC _ '�,��. . J �T = Indoor (70 degrees) - Outdoor Design Temp <br />.s' <br />Area of Buildinq <br />Conditioned Floor Area <br />;0=�; i1Ci1O1. Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />!nstruct�o„s Average Ceiling Height (ft) <br />Glazinq and Doors <br />;rs4suctions <br />Insulation <br />Attic <br />_ _ _ __.__. _ _ <br />ii�ctet7Ctio�S � R-49 ___._ _. ...,e._--' --'.�� <br />� c�r: - <br />Single Rafter or Joist Vaulted Ceilings <br />_ _._ <br />Ir�s:ri�ciions _.. v__ . __._._ .�,_..... <br />�No Vaul[ed Cellings in this DroJ2tt. ��= <br />.. :�e, -- — -- <br />Above Grade Walls �:� F�gure �� <br />� i �Sif U CtI0i15 __"_'_.___�___���_._ <br />R 23 � <br />--...,r�,..a.a,.- .. . . _ . . . . . . . . . . <br />Floors <br />�nstructions r.�.�. �.,_.»_....�.:�,4.. _.�.__ � <br />R-30 � ' <br />�:. �:.,.:�- � <br />Below Grade Walls rsee Frgure �� <br />_ ___. _ <br />9nsL�ucYions . _. ..._ ____ � -- — <br />No Delow Grade Walls m thls project � w. � <br />E, _ - .�_ <br />Slab Below Grade rseo F�n�re �i <br />!nstr�icoio„s � —_ __ <br />no Slab eelow Grade m this pro�ect :'� -. ..� %„� <br />i �� - � � �, <br />Slab on Grade �s� Fi�ure n <br />lnstruceioals _ ___. __ _. <br />t R 10 Penmeter � � � <br />'� �� .-r,�..,��' .- <br />Location of Ducts <br />iti5(St1CiIDi i5 .. .. .. . . ... ........_... ..... .. .. . . <br />,� Condiuoned Space � ���: <br />�� � ,a�_. r �� <br />FiAure 1. <br />��-��., •... <br />Above Grade <br />. .. . .. _ _... ..__ . __. <br />BelowUrade �L� � <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 />U-Factor <br />F-Factor <br />Area UA <br />0 <br />Area UA <br />528 29.57 <br />Area UA <br />379 10.99 <br />Area UA <br />� --- <br />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 / Hour <br />Sum of UA X �T <br />Air Leakage Heat Load 6,839 Btu 1 Hour <br />Vo/umeX 0,6X�TX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envelope Heaf Loss <br />Building and Duct Heat Load 14,921 Btu ! Hour <br />Ducls in uncondih�oned space: Sum of Building Heat Loss X 1. f 0 <br />Ducfs in condifioned space: Sum of Building Heat Loss X i <br />Maximum Heat Equipment Output 20,890 Btu ! Hour <br />Building and Duct Heat Loss X 1.40 for Porced Air Fumace <br />Building and Duct Heat Loss X i.25 for Heaf Pump <br />(07/01/13) <br />