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HVAC BTU Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.
Formel
BTU/hr = Area × Ceiling Height × Insulation Factor × Climate Zone Factor
Steg-för-steg-guide
- 1Measure room area, apply insulation and climate adjustments
- 2Apply the formula using your project measurements
- 3Add required safety factors or waste allowances per code
Lösta exempel
Ingång
500 sf room, average insulation, moderate climate
Resultat
BTU = 500 × 25 = 12,500 BTU → 1 ton AC
Vanliga misstag att undvika
- ✕Not applying code-required safety factors or derating
- ✕Forgetting to account for waste and cut losses in material estimates
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