Pipe Insulation Thickness Calculator

Calculate required insulation thickness for pipes to prevent condensation and minimize heat loss.

Operating temperature of pipe.
°F
Surrounding air temperature.
°F
Ambient relative humidity.
%
Nominal pipe diameter.
in

Results

Dew Point Temperature-°F
Minimum Insulation Thickness-inches
Heat Loss (uninsulated)-Btu/h/ft
References: ASHRAE Handbook - Fundamentals, Chapter 25. Insulation thickness calculations for condensation control and energy conservation.