Master Flow 30BWHFS Whole House Fan, cfm Air, Aluminum ● Overheat protection automatically shuts off ● Auto-oscillation distributes heat evenly ▶ Install Your Climate Solution
Master Flow® whole house fans are smart energy savers for any climate where cooling costs are a concern. They help beat the heat by forcing heated air out of the home while bringing in cooler outside air. Whole house fans are an important part of a complete home ventilation system.






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