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Simple Heatina Svstem Size: Washinaton State <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 prescriptive amounts specified by the 2012 WSEC. <br />se fiil out all of the green drop-downs and boxes that are appiicable to yowr project. As you make selections in fhe 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 />Projeci Information Contact lnformation <br />Unit E3 Townhome Polygan Northwest <br />Siiver LakeTownhomes Alaina Robertson <br />Everett, Washin ton (425) 606-0005 <br />HeatIllCj S\/St@I'Tl TvpO: OO Forced Air Furnace Q Heat Pump <br />To see detailed instructions for each section, place your cursor on the word "Instructions". <br />Desiqn Temperature <br />!r,structio„s _ _: - �-�� Design Temperature Difference (4-f) <br />Everett )C � �T = Indoor (70 degrees) - Outdoor Design Te�mp <br />F -- <br />Area of Buildinq <br />Conditioned Floor Area <br />s;,str„c�ions Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />InsirucYia�is Average Ceiling Height (ft) <br />Glazinp and Doors <br />9nstructions <br />lnsulation <br />Attic <br />�nstru�tions •`------ --` -� <br />R-49 � F� <br />� �; s.�.:- - -�� <br />Single Rafter or Jofst Vauited Ceilings� <br />- _ _ _ - - --- -- - <br />Instructit�n> - -- ---- ---- � -_—. <br />� No Vaulted Cellings In this proJect. � P�,.,, <br />�a.s�i�:�s.�_ . ._.. . ... .. - .:..� <br />Above Grade Walis �Sre Fig�re» <br />lnstructions --- -- - <br />��-21 � . . . . ....=� <br />�_� �- - ---r----T -- <br />Floors <br />_ _ _ _ . __ <br />Instructiosrs, ------ - l <br />C ' a'3o �._�—� :I <br />`�=; __ " _ � �a�-- - <br />Below Grade Walls �see F�eore» <br />_ _ _ ___ _ _._ _ .._.. _ _ <br />��,�t�-���q�Q,,, , -,..__ ____..._._._.___..__.__._�..___�_ �".— 1 <br />No Below Grade Wa115 in lbis proj2Ct. �;,,,. <br />� _.__ � <br />,._ __.. <br />Slab Below Grade �see F�cu.e r� <br />_ _ <br />Insirucfiot2s ,.___.- ------ ------ �--`= -----+ . <br />No Siab Below Grade in this project. �'; � <br />E - - <br />_.._. , ..,.. <br />. . .. . . .. . ... . . . _ _. _. . . <br />Slab on Grade �:ee F�c�re �i <br />lnszructicns -_ =-- ---- --- - <br />R-10 Penmeter � � `_ � <br />�.v� • <br />Location of Ducts <br />Ins?ri�ctiorEs - _ <br />Condition� Space � �� � = <br />� ,-� �-. <br />Ffqure 1. <br />��.��,'`�, <br />�- <br />� Above Grad � <br />.. ` : ...._. .. _.._.. ., <br />..:... . � � _a�:. <br />1,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />0.30 2ss so.�o <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 />__ 0 <br />F-Factor Le� <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UA <br />UA <br />F-Factor Len th UA <br />0.540 89 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 ol UAX aT <br />Air Leakage Heat Load 6,839 Btu / Hour <br />Vo/umeX O.6X�TX.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 Bui/ding Heat Luss X 1.10 <br />Ducts in conditioned space: Sum of Building Heat Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Building and Duct Heat Loss X 1.40 lor Forced Air Furnace <br />Building and Duct Heat Loss X 1.25 for Heat Pump <br />� <br />(07/Ol/13J <br />