
Psychrometric + Duct Calculator uses the IAPWS-IF97 equation for water/vapor properties calculations. It can also load all previously entered data every time you need to start the tool. Psychrometric + Duct Calculator can load and save data for each input grid. It supports both metric and imperial systems. The psychrometric chart included in this bundle utilizes ASHRAE (American Society of Heating, Refrigeration and Air-Conditioning Engineers) equations.


Psychrometric + Duct Calculator is a precise application suite for HVAC&R (Heating, Ventilation, Air Conditioning and Refrigeration) engineers.
