What is CFM?

CFM or Cubic Feet per Minute is the most common way to measure airflow. CFM is how much air an air purifier system filters in a room. The measurement is in cubic feet, of the volume of air movement at a certain point in one minute. The greater the CFM, the more air an air purifier can filter in a room.

Determining your facilities CFM will help determine the best unit for your needs. Instead of calculating it yourself, use our easy CFM calculator down below to establish what air purifiers best suit your needs.

CFM Calculator

What are the dimensions of your room?


This is your total cubic feet:

0.0 cu. ft.

What best describes your level of pollution?

Light = Homes, residential smoking areas
Medium = Bars, commercial smoking areas
Heavy = Bingo halls, heavy smoking areas

This is your recommended CFM for the best air filtering results:

0.0 CFM

Enter the length and width of your room or space plus ceiling height to get the recommended CFM. This number will help to determine which air purifier will work best for your application.

Still not sure what unit you should go with? Contact us here or give us a call at 603-863-7553 and ask to speak with one of our experts!