With one formula, you can find what fan is right for your home. This is the method for fan Cfm: Cubic feet per minute, more commonly known as Cfm is calculated by the following formula: air speed (feet per minute) X area (square feet)=Cfm. Not every person is going to take a look at Cfm, but for those who do it is a helpful tool. In simpler words than that of the formula, it is the whole of air a fan moves.
The whole of air depends on...
