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BTU Calculator
Calculate the heating/cooling capacity your room needs
Room Length (ft)
Room Width (ft)
Ceiling Height (ft)
Number of Occupants
Number of Windows
Sun Exposure
Shaded (North)
Average
Sunny (South/West)
Insulation Quality
Poor
Average
Good
Excellent
Climate Zone
Mild (Zone 1-2)
Moderate (Zone 3-4)
Cold (Zone 5-6)
Very Cold (Zone 7)
Calculate BTU
Recommended Capacity