BTU Calculator
Right-size your AC: undersized never catches up; oversized short-cycles and dehumidifies poorly.
Recommended cooling capacity
7,000 BTU/hr
- Approx tonnage
- 0.58 tons
How the BTU Calculator works
The calculation follows the standard method used across the US — no shortcuts, no hidden assumptions. Here is exactly what happens behind the scenes:
Frequently Asked Questions
How does the BTU Calculator work?
Enter your numbers above and results update instantly using standard formulas, computed entirely on your device.
Is the BTU Calculator free to use?
Yes — completely free with no signup required, and it works on phones, tablets, and desktops.
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