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Simple Heatinq System 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 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 lnformation Contact Information <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Robertson <br />Everett, Washin ton {425) 606-0005 <br />HEatlilq SyStetll TVpe: OO Forced Air Furnace Q Heat Pump <br />To see defailed instructions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />!��str�,ctio:�s __� �__-__ __�_ — i Design Temperature Difference (4T) <br />Evereti JC � � �1T =lndoor (70 UegreesJ - Ou(door Oesign Temn <br />) <br />Area of Buildinq <br />Conditioned Floor Area <br />ins;� u�tio�;� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />�nstructoo��s Average Ceiling Height (ft) <br />Glazinq and Doors <br />ii,structiors <br />Insulation <br />Attic <br />iit"stfttr_iiui5 � . _.'-- _:.___._ ... .__..._.._._ ._...-'_-- � <br />� R-49 � : <br />Single Rafter or Joist Vaulted Ceilings <br />_ . _ _. . _ _ __ _ . <br />I�isiructior;s , .____.__._. __. ____._--_.__._._��Y __....__, <br />�; No Vaulted Cellinfls In this proJe[L �?.� <br />— �— <br />�-. - y - �" r w <br />Above Grade Walis �s� Fiy�re �� <br />lnstruc#ians � -- -- —�--- � � <br />R21 � <br />- �i <br />Floors ---- <br />_. _ _ <br />Instri�ciion� •--- �- -� ._ _.�� �_� � <br />R-30 � ; <br />� - <br />Below Grade Walls �se� FJ9ure �� <br />_ _ _ _ ... <br />;ns8ruciiails � <br />--_ _,._. _ ___ _.__.. . _._ <br />�o [ielow Grade Walls in th�s pro7ccL �, <br />� - _-.-�- ,--�-- - , <br />Slab Below Grade rare F�aure r� <br />fnstructiotis -- - ---- � <br />�10 Slab 6etow Grade in this pro�ect. �' <br />� �_r..:_,.�.._,_._�.e - - <br />Slab on Grade �see Frc�re a� <br />Instruciions _____ ___. _� <br />I R-10 Perimeler �', <br />�—�----� _ _ _ - <br />Location of Ducts <br />hzstriec�ions _ ..... <br />_._ <br />4 CondiUoned Space - �: I <br />.._,...__,_, �--"-`=�L�s'�d�is: - � <br />Ffqure 1. <br />r�� <br />� Above Grade `I��� <br />.. � -. - BelawGrede � .. ..�......_..,..._.._., <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 Area <br />_� � - <br />U-Factor Area <br />0.056 528 <br />U-Factor Area <br />0.029 379 <br />U-Factor Area <br />� �� <br />F-Factor Len th — <br />F-Factor Len th <br />0.540 81 <br />Duct Leakage Coefficient <br />1.00 <br />Sum of UA <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UA <br />UA <br />UA <br />43.88 <br />171.97 <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 />Volume X 0.6 X �T X.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envelope Heat Loss <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Ducts in unconditioned space: Sum of Building Heat Loss X 1. f 0 <br />Ducts in conditioned space: Sum of Building Heat Loss X 1 <br />Ma�cimum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heat Loss X 1.40 !or Forced Air Fumace � . <br />Buildrng and Duct Heat Loss X 125 for Heal Pump ,;,. /' <br />��, <br />(o�/or/13� <br />