QuietCool 1434-CFM Direct Drive Whole House Fan QC ES-1500

Our Energy Saver Series is the efficient whole house fan that revolutionized low cost cooling across the country. With our updated design, patented technology, and reliable production, you can utilize an ultra-energy efficient motor to keep your home cool and your money saved. QuietCool advanced whole house fans use and improve upon the principle of ventilation cooling with savings of up to 50-90% off traditional cooling methods such as A/C 2.0-Sq ft of net free attic venting required for proper ventilation Cools and ventilates rooms up to 725-sq ft for optimum performance Fan motor head hangs from the rafters in the attic with a small ceiling cut-out for the air intake grille (14 in x 14 in ceiling cut-out) Moves air at a rate of 1434 CFM 64.5-Watt ECM motor ensures extremely energy efficient operation and superior airflow QuietCool 8-hour countdown timer sold separately Installation is simple with a typical 1 to 2-hour install time with no framing or joist-cutting required (fits 16 or 24 on-center) HVI-916 airflow rate for California: 1010 CFM Energy Guide PDF Installation Manual PDF Dimensions Guide PDF