DH Calculator

Determine the dehumidification capacity.

Recommended Air Changes per Hour (ACH) = 2 to 5







Dehumidification TypeClass 1Class 2Class 3Class 4
Refrigerant (Standard)100 pints40 pints30 pintsN/R
Refrigerant (Gas bypass)100 pints50 pints40 pints50 pints
Desiccant1 ACH2 ACH3 ACH2 ACH

*CFM sufficient to dry structure.
**ACH – determined by Class of Job (1,2,3,4)