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System Sizing Calculations - Summer <br /> I Residential Load - Whole House Component Details <br />� <br /> Project Title: <br /> Hawthorne II <br /> , FL I� <br /> 9/16/2014 ' <br /> Reference City: Lakeland, FL Temperature Difference: 16.OF(MJ8 99%) Humidity difference:49gr. <br /> This calculation is for Worst Case.The house has been rotated 270 degrees. <br /> �. .. - - .__-- . - - -. � �'- - <br /> _. ,,.:,, ,., _ __ ___ . _ <br /> � �_-�=-- , - _ <br /> C.omponent�.Loads`,for!W,fioie'.House� _ , � ._ - _ ` • ` _,. . . ' � � <br /> ,. - - : .� - � - - __ <br /> Type" Overhang Window Area(sqft) HTM Load <br /> WI�dOW��Panes_ SHGC U InSh IS Ornt �_Len Hgt_� Gross Shaded Unshade Shaded Unshaded <br /> 1 1 NFRC 0.30,0.60 B-L No E 1.Oft 1.Oft 32,4 0.0 32.4 13 28 907�Btuh- <br /> 2 1 NFRC 0.33,0.57 B-L No S 1.Oft 1.Oft 16.2 16.2 0.0 12 14 199 Btuh <br /> 3 1 NFRC 0.33,0.57 B-L No W 1.Oft 1.Oft 33.3 0.0 33.3 12 29 979 Btuh <br /> 4 1 NFRC 0.33,0.57 B-1 No W 1.Oft 1.Oft 32.4 0.0 32.4 12 29 951 Btuh <br /> 5 1 NFRC 0.33,0.57 B-L No N 1.Oft 1.Oft 16.2 0.0 16.2 12 12 799 Btuh <br /> Excursion 711 Btuh <br /> �WndowTotal _ 130�(sgft).. . . _ 3947 Btuh <br /> .- Walls - Type U-Value R-Value Area(sqft) HTM Load <br /> Cav/Sheath <br /> 7 Concrete BIk,Hollow-Ext 0.15 4.1/0.0 74.3 1.8 133 Btuh <br /> 2 � Frame-Wood-Adj 0.09 17.0/0.0 152.0 1:5 237 Stuh <br /> 3 ' Frame-Wood-Adj 0.09 11.0/0.0 123.6 1`.5 188 Btuh <br /> 4 Frame-Wood-Adj 0.09 11.010.0 22.7 1.5 34 Btuh <br /> 5 Concrete BIk,Hollow-Ext 0.15 4.1/0.0 28.0 9.8 50 Btuh <br /> 6 Concrete BIk,Hollow-Ext 0.15 4.1l0.0 252.5 1.8 452 Btuh <br /> 7 Concrete BIk,Hollow-Ext 0.15 4 1/0.0 214.3 1:8 384 Btuh <br /> 8 Concrete BIk,Hollow-Ext 0.15 4 1/0.0 450.5 1.8 807 Btuh <br /> Wall Total 131_8=(sgft) 2278 Btuh <br /> Doors Type Area(sqft) HTM Load <br /> 1 Insulated-Garage 17.8 12.4 227 Btuh <br /> 2 Insulated-Exterior 20.0 12.4 248 Btuh <br /> Door'fotal _ 38(sqft) 469 Btuh <br /> Ceilings TypelColor/Surface U-Value R-Value .Area(�qft) HTM Load <br /> 1 Vented Attic/LighUShingle 0.032 30.0/0.0 1540.0 1.31 2011 Btuh <br /> 2 I Knee WalULight/Shingle 0.032 30.0/0.0 30.0 1.31 39 Btuh . <br /> � Ceiling Total _ _ 1570_�sq� 2050 Btuh ; <br /> Floors ' Type R-Value Size HTM � Load <br />' 1 �� Slab On Grade 0.0 1540(ft-perimeter) 0.0 0 Btuh <br /> Floor Total 1540.0(sq� 0 Btuh <br /> Envelope Subtotal: 8744 Btuh <br /> Infiltratlon Type Average ACH Volume(cuft)Wall Ratio CFM= Load <br /> Natural 0.27 12320 1 55.4 969 Btuh_' <br /> Internal Occupants Btuh/occupant Appliance Load <br /> gain 4 X_ 2_30 _ + 'i 200 ___ 2120_Btuh: <br /> Sensible Envelope Load: 11833 Btuh <br /> DuCt 108d Average sealed,Supply(R6.5-Attic),Return(R6.5-Garag) (DGM of 0.033) 392 BtUh. <br /> Sensible Load All Zones 12225 Btuh <br /> EnergyGauge�!USRFZB v3.1 Page 1 <br />