PMI  Evaporative Cooling Sizing Calculator

Use the Calculator below to determine the appropriate cooler sizing based on your needs. Start by selecting the a geographic location the  cooler will be used in and then cooler model. Refine your configuration by adjusting Static Pressure, Desired Indoor Temperature, Air Change Method and ceiling height.

The resulted will appear to the right.

Select a Location  
Select the ASHRAE design condition*  
Specify the Desired Number of Coolers
ie. Number of available Roof Penetrations  
Select a Static Pressure
Select available Electrical Characteristics   
Select Cooler Sizing Method  
*Property of ASHRAE                
©2009 ASHRAE,                
Used with permission                
ASHRAE is not responsible for missuse of this data                
Version: R17