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Heatinq 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-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 hoxes that are applicable to your project. As you make selections in the drop-downs for each section, <br />some values wiil 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 />Pro'ect Inlormation Contact lnformation <br />Unit E3 Townhome Polygon Northwest <br />Silver Lake Townhomes Alaina Roberison <br />Everett, Washington (425) 606-ODOS <br />Heatinq Svstem Tvpe: O Forced Air Fumace Q Heat Pump <br />To see detailed instrucfions (or each section, place your cursor on the word '7nstructions". <br />Desiqn Temperature <br />instrdictions Design Temperature Difference (OT) <br />� I Everett JC `�� �; � pT = Indow (70 degrees) - Outdoor Design Temp <br />� - _ _ .. - <br />Area of Buildinq <br />Conditioned Floor Area <br />�d,`t'��" 1O"� Conditioned Floor Area (sq ft) <br />Average Ceiling Height <br />�nszruccions Average Ceiling Height (ft) <br />Glazinq and Doors <br />Instructions <br />Insulation <br />Attic <br />InsGuctions � '��- "--- - -�— " <br />R-09 - _ � rv� <br />l=..` .` .. � . . .,�:- -. ,. - "-' �' <br />Single Rafter or Joist Vaulted Ceilings <br />_._. ___.._ ..__.. ___...... _.._._.__. <br />Insfructionc : ,.___�._.-------._�.___.�._....._._ ' � <br />;:� No Vaulted Cellings In this pro)ec[, �;�F <br />� �—, <br />. . ,. :��.. . ,.:,,,� - <br />Above Grade Walls �5ee Fry�re a� <br />It15iiUCt16115 '_._— ' __.__�._�_-.,_..._. .. . ___... .�- <br />t , {i 2! � _.____,___ - '� <br />4. ;:s:.:..,..: . �_� <br />Floors <br />. _... ___ _ <br />Ins2ructions � •—'�-" - - -- <br />��) R-30 � � isr� <br />Below Grade Walls fSeeF;��ret) <br />��: �.. �� � �� �- �� � ��� No Be1ow Grade Walts m_thls pro�ect.`Y� <br />f,,� <br />�. . . ,.._.. ... . . . ... . <br />Slab Below Grade I5� F�a�re �1 <br />Ita;truciions ---- ------------ - --- �. - ---_.�. <br />No Slab Below Grade In [hls proJect � y;; � <br />� ., -._.:�a�- -:_:�,rM�m� <br />Slab on Grade �SeeF�q�re �i <br />: _.- �- — <br />l�zst��!�ctions � � <br />R-10 Perlmeter � <br />�_._ _.:-.,�.�,,. <br />. �:: —^�__ .��__.. �`"-'a�. <br />Location of Ducts <br />instrt2cteons ��� . ��� ` - <br />� Conalboned Spece � '^ <br />R�.�,,•�-�-�,.�g� —�-,� <br />Fiqure 1. <br />Abwe Grade <br />_ <br />--,._ <br />� -,.., <br />1,585 <br />Conditioned Volume <br />8.5 13,473 <br />U-Factor X Area = UA <br />0.30 2ss eo.�o <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 />Area <br />� <br />Area <br />528 <br />Area <br />379 <br />Area <br />� <br />Lel—J <br />UA <br />UA <br />29.57 <br />UA <br />10.99 <br />UA <br />UA <br />F-Factor Length UA <br />0.540 81 43.88 <br />Duct Leakage Coe�cient <br />1.00 <br />Sum of UA <br />171.97 <br />47 <br />Envelope Heat Load 8,083 BtulHour <br />Sum o( UA X �T <br />Air Leakage Heat Load 6,839 Btu / Hour <br />VolameX 0.6X�TX.0f8 <br />Building Design Heat Load 14,921 Btu / Hour <br />Air Leakage + ��ebpe Heat Loss <br />Building and Duct Heat Load 14,921 etu ! Hour <br />Ducfs in uncondrtaned space: Sum of BuiMing Heat Lass X 1.10 <br />Ducts fn conddioned space: Sum of Bollding Heat Lass X 1 <br />Maximum Heat Equipment Output 20,890 Btu / Hour <br />Suilding and Ducf Neat Loss X f.40 !or Foiced Air Furnace <br />Huilding and Duct Heat Loss X 125 for Heat Pump <br />(07/01/!3) <br />