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.