Use this calculator to determine the cooling required of an outdoor enclosure.

To operate properly, you must first download this Excel spreadsheet to your computer, then run it. 

1. Download this Microsoft Excel application by right mouse clicking here and selecting "Save Target As..."
2. Select any convenient location to save this file.
3. Once it has downloaded (about 174KB), select "Open" to execute this spreadsheet.
   
   Note: your computer must have Microsoft Excel installed.