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Use this formula to calculate the CFM needed to cool your home: • Determine the area of the space you want to cool. • Multiply this figure by the height of your ceilings.

• Divide that number by 2 (120 for European measurements). • The result is the CFM rating for the evaporative cooler you need. • For example: If you have a 1,500 square foot home with 8 foot (2. Dota Allstars Map Hack. 4 m) ceilings: • 1,500 square feet x 8 feet (2.4 m).

Ceilings = 12,000 ÷ 2 = 6,000 CFM. • You need a unit rated at 6,000 CFM or higher. • Example 2, in CMS (cubic meters per second): If you have a 140m 2 home with 3m ceilings: • 140m 2 x 3m ceiling = 420 ÷ 120 = 3.5 centimeters (1.4 in).

• You need a unit rated at 3.5 centimeters (1.4 in) or higher.