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Simple Heatinq Svstem Size: Washinqton State <br />g' �X, <br />P <br />glazing (window) and door portion of this calculator assumes the installed glazing and door products have an area weighted average U-factor of <br />. The incorporated insulation requirements are the minimum prescripfive amounts specified by the 2012 WSEC. <br />se 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 />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 />Projecf Information Contact Information <br />Unit El Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Rabertson <br />Everett, Washin to� (425) 606-OQOS <br />Heatinq Svstem Tvpe: O Fo��ed a�� F�ma�e Q Heat Pump <br />To see detailed instructions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />i„ ,tru�,�ons ___._____�_�.�_ I Design Temperature Difference (4T) <br />: I <br />�. ' Everett )C �.l,.;.;1 AT =lndoor (70 degrees) - Outdoor Desgn Temp <br />Area of Buildinq <br />Conditioned Floor Area <br />i��scru�t�r,»s Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />Instruc4ions Average Ceiling Height (ft) <br />Glazinq and Doors <br />Insfructions <br />Insulation <br />Attic <br />liistructions � R.q9 ��� �� - E� <br />�c,. ,�,. �� - <br />Single Rafter or Joist Vaulted Ceilings <br />_ _ _. _ <br />Instructions � No Vaul[ed Cel6nps In this pro�ec[ �; I <br />� - -- -- <br />Above Grade Walls �:KF�g�re» <br />Instructions G <br />� R21 �I <br />•r,i�aaiL�i � if'+3s1'i�il�'SEN . . . - . <br />Floors <br />_ _. ._. _ _.__. __ _ _ ...,. <br />tnstructions g <br />E_,� -so � kp;� <br />Below Grade Walls �sK Fr��re �� <br />— ---- <br />Instrtictio3is -- - - <br />No Below Grade Walls m thls pro�ect. ��� <br />Slab Below Grade rsee F�a�re a� <br />Instnictions I __ _ _ _. —. <br />4 No Slab �elow Grade In thls pro�ect ��;I <br />l — -- — <br />Slab on Grade ��ee Frnure» <br />Instruciions � _ ...._ _...____ ...__._-- ------ <br />�R-10 Perimeter � � .;I <br />� _ <br />Location of Ducts <br />hsstriaetions _ _ <br />_.. <br />� CondiUoned Space _� � ` � <br />� - � <br />Fiqure 1. <br />� Abwe Grade <br />1,368 <br />Conditioned Volume <br />8.5 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 />Area <br />� <br />Area <br />413 <br />Area <br />345 <br />Area <br />0 <br />Le� <br />UA <br />UA <br />23.13 <br />UA <br />10.01 <br />UA <br />UA <br />F-Factor Len th UA <br />0.540 66 35.64 <br />Duct Leakage Coefficient <br />1.00 <br />Sum of UA <br />138.85 <br />47 <br />Envelope Heat Load 6,526 Btu / Hour <br />Sum ol UA X OT <br />Air Leakage Heat Load 5,902 Btu / Hour <br />Vo/umeX 0.6X�TX.018 <br />Building Design Heat Load 12,428 Btu / Hour <br />Air Leakage + Envelope Heat Loss � <br />Building and Duct Heat Load 12,428 Btu ! Hour <br />Ducts in uncond"r6oned space: Sum of Building Heat Loss X 1.10 <br />Ducts in conditioned space: Sum ot Bwlding Heat Loss X i <br />Maximum Heat Equipment Output 17,399 Btu / Hour <br />Building and Duct Heat Loss X 1.40 for Forced Air Fumace <br />Building and Duct Heat Loss X i.25 for Neat Pump <br />i ��,,.,� <br />(07/01/13J <br />