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System Sizing Calculations - Summer <br /> Residential Load - Room by Room Component Details <br /> Project Title: <br /> 38826 4th Ave. The Seven Springs Keystone Challenge 1254 <br /> Zephyrhills, Fl 33542- <br /> 5/24/2010 <br /> Reference City: Tampa, FL Temperature Difference: 20.0F(MJ8 99 %) Humidity difference: 56gr. <br /> Et . o rtyaio ` 1 ,� -, :. 22 1_, - :::- e 4¢r n� q 0 1 s 1 i ) �p � t s3V n <br /> � G� ? L °,. ? . .� ' t^.d!�a ' #" r --°I '�4f "'� ,r , � 1 6,1 "' 's `, ,`sm.,. ^- N 1 i - *° <br /> ��m.4�.-.,c ^.a.S ��: ur u,. s: a;^ z; lsacmzn .c:.'�,kce:sM�s.- ,.;a...� < ' wa?s,:' � � �..:: �" -�'� . <br /> Type* Overhang Window Area(sqft) HTM Load <br /> Window Panes SHGC U InSh IS Omt Len Hgt Gross Shaded Unshaded Shaded Unshaded <br /> 1 1 NFRC 0.36, 0.47 B -L No N 1.3ft 0.7ft 15.0 0.0 15.0 13 13 193 Btuh <br /> 2 1 NFRC 0.36, 0.47 B -L No N 4.3ft 0.7ft 11.3 0.0 11.3 13 13 146 Btuh <br /> 3 1 NFRC 0.36, 0.47 B -L No S 1.3ft 0.7ft 45.0 45.0 0.0 13 15 580 Btuh <br /> 4 1 NFRC 0.36, 0.47 B -L No S 1.3ft 1.0ft 10.0 10.0 0.0 13 15 129 Btuh <br /> 5 1 NFRC 0.36, 0.47 B -L No E 1.3ft 0.7ft 9.0 1.3 7.7 13 31 259 Btuh <br /> Window Total 90 (sqft) 1307 Btuh <br /> Walls Type U -Value R -Value Area(sqft) HTM Load <br /> Cav /Sheath <br /> 1 Concrete BIk,Holiow - Ext 0.13 5.0/0.0 103.0 2.1 217 Btuh <br /> 2 Concrete BIk,Hollow - Ext 0.13 5.0/0.0 244.0 2.1 514 Btuh <br /> 3 Concrete BIk,Hollow - Ext 0.13 5.0/0.0 245.0 2.1 516 Btuh <br /> 4 Concrete BIk,Hollow - Ext 0.13 5.0/0.0 252.3 2.1 531 Btuh <br /> 5 Frame - Wood - Adj 0.09 11.0 /0.0 140.0 1.9 266 Btuh <br /> 6 Frame - Wood - Adj 0.09 11.0 /0.0 20.0 1.9 38 Btuh <br /> Wall Total 1004 (sqft) 2081 Btuh <br /> Doors Type Area (sqft) HTM Load <br /> 1 Insulated - Exterior 20.0 12.4 248 Btuh <br /> 2 Insulated - Exterior 20.0 12.4 248 Btuh <br /> 3 Insulated - Garage 20.0 12.4 248 Btuh <br /> Door Total 60 (sqft) 744 Btuh <br /> Ceilings Type /Color /Surface U -Value R -Value Area(sqft) HTM Load <br /> 1 Vented Attic/Light/Shingle 0.032 30.0/0.0 1254.0 1.43 1797 Btuh <br /> Ceiling Total 1254 (sqft) 1797 Btuh <br /> Floors Type R -Value Size HTM Load <br /> 1 Slab On Grade 0.0 1254 (ft perimeter) 0.0 0 Btuh <br /> Floor Total 1254.0 (sqft) 0 Btuh <br /> Zone Envelope Subtotal: 5929 Btuh <br /> Infiltration Type ACH Volume(cuft) Wall Ratio CFM= Load <br /> SensibleNatural 0.23 10032 1.00 38.5 846 Btuh <br /> Internal Occupants Btuh/occupant Appliance Load <br /> gain 4 X 230 + 2800 3720 Btuh <br /> Sensible Envelope Load: 10495 Btuh <br /> Duct load Average sealed, Supply(R6.0 Attic), Retum(R6.0 - Attic) (DGM of 0.415) 4351 Btuh <br /> Sensible Zone Load 14846 Btuh <br /> EnergyGauge®/ USRFZB v2.8 Page 1 <br />