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le Heating 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 Informatron Contact lnformation <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Robertson <br />Everett, Washin ton (425�606-0005 <br />H@atlllC� SVSt@!11 Type: OO Forced Air Fumace Q Heat Pump <br />To see detaifed instruc6ons for each secfion, place your cursor on the word "Instrucfions". <br />Desiqn Temperature <br />�r,s�r���t��r,= , ___...: __:_.__, _.:.,___._�:_____ .__;��_ Design Temperature Difference (4T) <br />� Everett JC _ � 6, .�� pT =lndoor (70 degrees) - OutdoorDesign Temp <br />Area of Buildinq <br />Conditioned Floor Area <br />i�,szru�t:on : Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />i"`>t' �'�2'°°,, Average Ceiling Height (ft) <br />Glazinq and Doors <br />h,structions <br />Insulation <br />Attic <br />Instructions � --_ ___ _ ______. --- <br />� R-49 � � : <br />i____. wa..-v -�,.� v,a. <br />Single Rafter or Joist vaulted Ceilings <br />_ _ __ _. _ _. _. <br />Inskructions _.. __ _.__._. .. _:._.:_. <br />i �- <br />� No Vaulted Cel6ngs In this pro)ect. �� <br />Above Grade Walls �:�e Frgure �� <br />InsVuctions _____� _ u _ _ <br />' R21 �� , <br />� �a t- <br />Floors <br />Instructio;,s � -. _ . �_ � <br />R 30 � <br />-_ ---_._,..k_._ <br />_ _. _.._..__ .,_.__. <br />Below Grade Walls (seeFrgureT) <br />_ _ — _ <br />insiruc4io�i� -- ----- <br />� ivo Below Grade Walls in lhls pro�ect �;:, <br />� � ..�,:��; <br />Slab Below Grade r5ee Fia�.e r� <br />Vnstructions r _. W.� _.... J <br />` No Slab Below Grade In this pro�ect � i J <br />l <br />Slab on Grade �see Fra�re a� <br />If75Lf4CilOfli ..____._.._.__—.�_�._"_._'�_".__'...__._.___.,.._,._ ' <br />l R-10 Perimeter � ! I <br />Location of Ducts <br />�nscructfon; _ _ <br />Conditwned Space � � � �. I <br />Ffpure 1. <br />Above Grade <br />� <br />.. , . . .._.... <br />� . .. <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 />F-Factor <br />0.540 <br />Sum of UA <br />Area <br />0 <br />Area <br />526 <br />Area <br />379 <br />Area <br />0 <br />Le� <br />Len th <br />81 <br />Duct Leakage Coefficient <br />�.�� <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 dT <br />Air Leakage Heat Load 6,839 Btu / Hour <br />�o/umeX O.6XOTX.018 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + Envelope Heat Lass <br />Building and Duct Heat Load 14,921 Btu / Hour <br />Oucts in unconditioned space: Sum of Building Heaf Loss X 1. f 0 <br />Ducts in conditioned space: Sum of Building Heat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Building and Ducf Heat Loss X 1.40 (or Forced Air Furnace <br />Budding and Duct Heat Loss X 1.25 for Heat Pump <br />(07/01/13J <br />