Product Review

Features: perfect for larger size homes, install this fan at the top of the stairs, turn the motor on and Watch interior temperature of your home plummet in just minutes permanent split capacity motor offers above‐average efficiency with Enormous value. Quiet Cool classic whole house fans operate on low wattage and low Amperage single fan operates at 6924 cfm on high, creating powerful cooling operation can help you slash your arch related electricity costs by up to 90 percent and pays for itself faster than any other green energy product on the market today unit carries a 10 year Manufacturer's specifications: cfm: 5518, 6924 duct diameter: 24 inch Grille Length: 16 inch Grille width: 38 inch material: steel max ventilation area: 3470 sq. Ft. Product weight: 109 lbs. rough opening Length: 14-1/4 inch rough opening width: 36-1/4 inch voltage: 120 wattage: 794, 1147.