What Size AC Do I Need for a 1,500 Sq Ft House?
Short answer: most 1,500 sq ft houses need a 2.5 to 3 ton air conditioner — that is 30,000 to 36,000 BTU. Hot southern climates land on 3 tons; mild climates and well-insulated homes can run 2.5 tons. AC size for 1,500 sq ft by climate Climate Recommended size Hot (Florida, Texas, Arizona) 3 tons … Read more