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Boiler Sizing Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Формула

Boiler BTU = Heat Loss (BTU/hr) × Safety Factor (1.25)

Водич корак по корак

  1. 1Calculate building heat loss through walls, windows, roof
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Worked Examples

Инпут
80,000 BTU/hr heat loss
Резултат
Boiler = 80,000 × 1.25 = 100,000 BTU input

Common Mistakes to Avoid

  • Not applying code-required safety factors or derating
  • Forgetting to account for waste and cut losses in material estimates

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