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<br />'System Sizing Calculations - Winter <br />Residential Load - Component Details <br />Project Title: Code Only <br />Mrs. Crews Room Addition Professional Version <br />Zephyrhills, FI Climate: Central <br /> <br />Reference City: Or1ando (Defaults) Winter Temperature Difference: 32.0 F <br /> <br />11/4/03 <br /> <br />Window Panes/SHGC/Frame/U Orientation Area X HTM= Load <br />1 2, Tint, Metal, DEF E 64.8 23.2 1502 Btuh <br />2 2, Tint, Metal, DEF N 32.4 23.2 751 Btuh <br /> Window Total 97 2254 Btuh <br />Walls Type R-Value Area X HTM= Load <br />1 Concrete - Exterior 13.0 768 2.2 1690 Btuh <br /> Wall Total 768 1690 Btuh <br />Doors Type Area X HTM= Load <br />1 Insulated - Exler 21 15.0 316 Btuh <br /> DODr Total 21 316Btuh <br />Ceilings Type R-Value Area X HTM= Load <br />1 Under Attic 30.0 512 1.1 563 Btuh <br /> Ceilina Total 512 563Btuh <br />Floors Type R-Value Size X HTM= Load <br />1 Slab-an-Grade Edge Insul 0 96.0 ft(p) 25.9 2486 Btuh <br /> Floor Total 96 2486 Btuh <br />Infiltration Type ACHX Building Volume CFM= Load <br /> Natural 0.40 5120(sqft) 34 1204 Btuh <br /> Mechanical 0 o Btuh <br /> Infiltration Total 34 1204 Btuh <br /> <br /> Subtotal 8513 Btuh <br />Totals for Heating Duct Loss(using duct multiplier of 0.05 426 Btuh <br /> Total Btuh Loss 8938 Btuh <br /> <br />Key: Window types (SHGC - Shading coefficient of glass as SHGC numerical value or as clear or tint) <br />(Frame types - metal, wood or insulated metal) <br />(U - Window U-Factor or 'DEF' for default) <br />(HTM - ManualJ Heat Transfer Multiplier) <br />Key: Floor size (perimeter(p) for slab-on-grade or area for all other floor types ) <br /> <br />EneravGauae<ro FLRCPB v330 <br />