QA-Deluxe 29 in x 22 in 2425 CFM white Aluminum Speed Control Whole House Fan

Natural ventilation cooling system using modern technology and engineering. Installing a modern whole house fan by QuietAir Fans can significantly reduce your air conditioning bills. If you live in an area with hot days and cool nights, stop throwing money away on air conditioning and save by drawing the cool night air into your home. This is not the old belt drive, loud, noisy and vibrating whole house fan of the past. QuietAir Fans use acoustical ducting for quieter operation. An R-5 foam insulated gravity damper isolates the living area from the attic when the system is not operating. Easy Installation. Unlike older style whole house fans, QuietAir Fans are designed and engineered to fit between 16 in. and 24 in. on-center joists, no additional framing is required.QA-3300(W) is designed to cool 1-story homes up to 900 sq. ft. and 2-story homes up to 1450 sq. ft.10-year fan motor warranty2425 CFM (HVI-916) certified rating415-Watt, 2-speed PSC motor ensures efficient operation and airflow2-speed wall swi...