Skip to main content

learn.howToCalculate

learn.whatIsHeading

Relative Humidity Calculator helps contractors and tradespeople accurately size, spec, and estimate materials and systems.

Formula

RH = (Partial Pressure of Water Vapor / Saturation Pressure) × 100

Guida passo passo

  1. 1Measure wet and dry bulb temperatures, look up from psychrometric chart
  2. 2Apply the formula using your project measurements
  3. 3Add required safety factors or waste allowances per code

Esempi risolti

Ingresso
70°F dry bulb, 60°F wet bulb
Risultato
RH ≈ 57% from psychrometric chart

Errori comuni da evitare

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

Pronto per calcolare? Prova la calcolatrice gratuita di Humidity

Provalo tu stesso →

Impostazioni

PrivacyTerminiInfo© 2026 PrimeCalcPro