Skip to main content

learn.howToCalculate

learn.whatIsHeading

Heat Load Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Fórmula

Heat Load = U-value × Area × Temperature Difference (BTU/hr)

Guía paso a paso

  1. 1Calculate heat transmission through each building element
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Ejemplos resueltos

Entrada
Wall: 0.07 U × 500 sf × 60°F delta
Resultado
Heat Load = 0.07 × 500 × 60 = 2100 BTU/hr through wall

Errores comunes a evitar

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

Configuración

PrivacidadTérminosAcerca de© 2026 PrimeCalcPro