HVAC BTU Calculator

Warm Climate

~28 BTU/ft² base requirement

Select Home Type

🏢Apartment

Up to 600 ft²600–900 ft²900–1,200 ft²1,200–1,600 ft²1,600–2,200 ft²2,200–3,000 ft²

🏘️Townhouse

Up to 600 ft²600–900 ft²900–1,200 ft²1,200–1,600 ft²1,600–2,200 ft²2,200–3,000 ft²

🏠Single-family Home

Up to 600 ft²600–900 ft²900–1,200 ft²1,200–1,600 ft²1,600–2,200 ft²2,200–3,000 ft²

🏚️Older Home (Drafty)

Up to 600 ft²600–900 ft²900–1,200 ft²1,200–1,600 ft²1,600–2,200 ft²2,200–3,000 ft²

🏡Well-insulated Home

Up to 600 ft²600–900 ft²900–1,200 ft²1,200–1,600 ft²1,600–2,200 ft²2,200–3,000 ft²