What Size Humidifier or Dehumidifier Do I Need for my Home? Humidity Calculations Demo
Corbett Lunsford
This is mathy, but it’s not anything too difficult for anyone to understand I think. There are lots of nuances and caveats, which I think make the whole thing more interesting! Ideal absolute humidity range is ~35-65 grains per pound.
∆Gr/lb = Inside gr/lb - Outside gr/lb
Gr/hr = ∆Gr/lb x CFM x 4.5
Lb/hr = Gr/hr / 7000
Lb/day = Lb/hr x 24
Gal/day = Lb/day x 0.12
Pints/day = Gal/day x 8