Cool Attic CX302DDWT Direct Drive Whole House Fan 30in

Featuring a low vibration design for quiet performance, this smart fan pulls fresh air in and expels warm air out through your attic vents. Details: 1 fan unit and white shutter 4 blade fan Quiet low-vibration performance 2-speed White finish Materials include aluminum and metal Dimensions are 36 inches long x 36 inches wide x 11 inches high