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Simple Heating Svstem 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-facfor 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 valwes 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 lnformation <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Robertson <br />Everett, Washin ton (425) fi06-0005 <br />H2dilllQ SyStefTl TVI7e: O Forced Air Fumace Q Heat Pump <br />To see detailed instructions for each section, place your cursor on the word "Insfructions". <br />Desipn Temperature <br />!ns�r���tio„s _�__ Design Temperature Difference (OT) <br />N Everett JC _ ��� V� �T = Indoor (70 degrees) - Ouldow Design Temp <br />Area of Buildinq <br />Conditioned Floor Area <br />Instr�:ctions Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />:ns:ructios,s Average Ceiling Height (ft) <br />Glazinq and Doors <br />�nstructions <br />Insulation <br />Attic <br />_ _ _.___. _ __ _ <br />lnstruc�ions f R�{9 ___ � ,..___.,__�r. � r; � <br />� _ <br />.,.a&?`�.': �. ...:.:a�:,.:.�ii3:T '_' IIIR'aa�+ °.s'-'°"`�k ��' <br />Single Rafter or Joist Vaulted Ceilings <br />____ _ _.. ___ __ - <br />Instructions '--'--'-`- 4 -- <br />� No Vaul[ed Cellinqs In this pro}ett �`,��� <br />�y------,- --�- �. �ba <br />Above Grade Walls �aeeFieure» <br />Insiructions ---- -- <br />��� � R47 � � � <br />� -.'�-..e_:<"��_'i <br />� _ :;,-•,-. _ '- — <br />Floors <br />__ _ __. _ _ _. <br />Instrucfiais --- --- - — <br />�, R30 rv� <br />'��ar:i�pn�i . . . , � � - <br />Below Grade Walls �:� F�9ure �� <br />__ . ...__ ._ _._. _ _ <br />Insiruciions . _.__ ----_ Y.___�.� _ <br />f� No Below Grade Walls fn thls pro�ect. �- <br />s _:_-� �„�3 <br />Slab Below Grade rs� F�n�re u <br />;restructions - -.. _ __.:_- ��_ _� _::— <br />� ho Slab Befow Grade ln thls pro�ett. �;,,,, <br />� <br />Slab on Grade �see Fin�re �i <br />Instructions ---- — _ . _� _.� <br />, R-30 Pent11Et2� � ��, ! <br />� <br />. ._ .. . ..... .... <br />Location of Ducts <br />Instructions __ _ _ _ <br />_.. <br />Conditwned Space # � ,� <br />�:.:;�- -:�>s i � � <br />Fiqure 1. <br />�`-�,, <br />� Above Grade <br />� <br />4�;,, : , <br />�� , . <br />� - -�--� <br />.,. � � F..�ti.. <br />1,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />0.30 2B9 80.70 <br />U-Factor X Area = UA <br />OA26 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 <br />� <br />Area <br />52$ <br />Area <br />379 <br />Area <br />0 <br />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 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 o/ UA X �T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />Vo/ume X O.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 olBw7ding Heat Loss X 1.10 <br />Ducts in condilioned space: Sum of Bullding Hea[ Loss X 1 <br />Maximum Heat Equipment Output 20,890 Btu I Hour <br />8uilding and Duct Neat Loss X 1.40 for Faced Air Fumace <br />Building and Duct Heat Loss X i 25 for Heat Pump <br />� (07/01/13J <br />