BTU Calculator

Free btu calculator with instant results, powered by AI.

1–200
1–200
Ceiling height
Insulation quality
Sun exposure
✨ Your Result
3,600
BTU NEEDED · for 180 sq ft room
Room Size180
Tons0.3
Kilowatts1.05
A 180 sq ft room needs approximately 3,600 BTU. That's a 0.3-ton unit (1.05 kW).

AI-powered · Results may not be 100% accurate

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