Fan Requirements Calculator

To estimate the cubic feet of building. Enter all dimensions in feet.
Automatically calculate volume from building dimensions
A recommended 1 full air exchange per minute will create an inside temperature 8-10 degrees Fahrenheit warmer than the outside temperature. Click here for more information.
Static pressure is created by limiting air intake. If the correct amount of free air is available the static pressure is 0, resulting in more efficient airflow. Click here for more information.
Calculate!
Calculation Results For Exhaust
(CFM for 12"/16"/20"/24" DC is stated at 24 volts. CFM for 28"/50" DC is stated at 30 volts. Results may vary.)
Number of Fans by size: | CFM Per Fan | Total CFM | Total Watts Needed | |
---|---|---|---|---|
12" DC Snap-Fan 12" AC Snap-Fan | - - | - - | - - | - - |
16" DC Snap-Fan 16" AC Snap-Fan | - - | - - | - - | - - |
20" DC Snap-Fan 20" AC Snap-Fan | - - | - - | - - | - - |
20" AC HLE Snap-Fan | - | - | - | - |
24" DC Snap-Fan 24" AC Snap-Fan | - - | - - | - - | - - |
28" DC Snap-Fan 28" AC Snap-Fan | - - | - - | - - | - - |
50" DC Snap-Fan | - | - | - |