Cornerstone's Air Flow Calculator app is an easy and convenient way
to get air flow calculations for a fan/exhaust.
Air changes per hour or air change rate is a measure of the air volume added to or removed from a space (normally a room or house) divided by the volume of the space.
Air changes per hour or air change rate is a measure of the air volume added to or removed from a space (normally a room or house) divided by the volume of the space.