How to choose the right-sized Outdoor Air Cooler?

Evaporative air coolers are rated by  CFMs (the cubic feet per minute of air that the cooler can blow into  your home.Whether it is for a small room or a whole house, there is a  simple formula to identify the proper size of evaporative air cooler you need.

SQUARE FEET AREA X CEILING HEIGHT divide by 2 = CFM OF AIRFLOW NEEDED.