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<br />Simple Heatina 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. Thf� 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 valiaes 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 />f'roject Information Confact Information
<br />llnit El Townhome Polygon Northwest
<br />Silver Lake Townhomes Alaina Robertson
<br />Everett, Washin ton (425) 606-0005
<br />Heatinq System Tvue: O Fo«ed A�� F�ma=e Q Heat Pump
<br />1 o see detailed instructions for each secfion, place your cursor on the word '7nstructions".
<br />Desiqn Temperature
<br />''"`""- ��' - ---�--�--- ---, Design Temperaiure Difference (�T)
<br />Everett JC � e
<br />� _ � . ,,, � �T =lndoor p0 degrees) - Outdoor Design Temp
<br />Area of Buildinq
<br />Conditioned Floor Area
<br />`�=i'"��'o�,� ConditionedFloorArea(sqft)
<br />Average Ceiling Height
<br />in�tru�t�o�,� Average Ceiling Height (ft)
<br />Glazinp and Doors
<br />Eo,structions
<br />Insulation
<br />Attic
<br />i I75i f ll Cf I GIlS . ... .....�--".--.�` �...v'-'—`- �—
<br />i R-a9 � �, ,
<br />�_ _ w
<br />Single Rafter or Joist Vaulted Ceilings
<br />>>,�:, �.��;��,s _ _ _ - -- _ l
<br />nlo vaulted Cell�nqs in this proJett �:
<br />C.�,:.�....��_ - .,:,�- �—��s:a.v
<br />Above Grade Walls �5ee F�gorc»
<br />Insiructior,s — - -- —
<br />E R21 �
<br />v -,„K^�.� -- .� ",y.�'-�=°=
<br />Floors
<br />_. __._. _...__ _ --
<br />Ir,strucEions ---- ---, �
<br />R 30 � '
<br />�� - _ _.
<br />Below Grade Walls �s� F�9�re �1
<br />,�,5t,���t:o,,, � - - - -_ — -: J
<br />� No Bebw Grade Walis m t�ls pro� �_� �'-
<br />Slab Below Grade rsee Fia��e n� �
<br />Instructians __ -- -- —
<br />� No Slab 6elow Grade m this pro�ett T�
<br />� -:,.�i�,. .
<br />Slab on Grade �see Fia�re n
<br />��,�.t,,,t,���.,� � - J
<br />R-Ip Penmeter �
<br />� __— _ ___. _�-- ...
<br />Location of Ducts
<br />InsYructinns
<br />Condluoned Space � ��
<br />��__:._._..__,..._..______ --__�
<br />Fiqure 1.
<br />�� Above Grade �
<br />� Below Grede . ..' .. �..
<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 />F-Factor
<br />0.540
<br />Sum of UA
<br />Area UA
<br />0
<br />Area UA
<br />413 23.13
<br />Area UA
<br />345 10.01
<br />Area UA
<br />o ---
<br />Le� UA
<br />Len th UA
<br />66 35.64
<br />Duct Leakage Coefficient
<br />1.00
<br />138.85
<br />47
<br />Envelope Heat Load 6,526 Btu / Hour
<br />Sum of UAXOT
<br />Air Leakage Heat Load 5,902 Btu / Hour
<br />VolumeX O.6X4TX.018
<br />Building Design Heat Load 12,428 Btu / Hour
<br />.4/r Leakage + Envelope Heat Loss
<br />Building and Duct Heat Load 12,428 Btu / Hour
<br />Ducts in unconditioned space: Sum of Bullding Heal Loss X 1.10
<br />Oucts in condifioned space: Sum of Building Heat Loss X 1
<br />Maximum Heat Equipment Output 17,399 etu / Hour
<br />Building and Duct Heat Loss X i.40 (or Fo�ced Air Furnace
<br />Building and Duct Heat Loss X 125 for Heat Pump I �.
<br />� �'
<br />(07/01/13J
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