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

Formule

Required GPH = Peak Hour Demand × Recovery Efficiency

Guide étape par étape

  1. 1Estimate peak hour usage based on household size and habits
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Exemples résolus

Entrée
4 person household, peak 80 gallons/hr needed
Résultat
Size for 80 GPH recovery or 50-gallon tank

Erreurs courantes à éviter

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

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Paramètres