The QuietCool QC ES-1250 Energy Saver Whole House Fan moves 1265 CFM of air flow. The newly designed brush-less DC motor is extremely efficient. This model features QuietCool's new ABS composite lightweight motor housing.
The QUIETCOOL QC ES-1250 (U.S. Patent #7497774) will help you slash your A/C related electricity costs by 50-90%* and pays for itself faster than any other "green energy" product on the market today.
New in 2011, our "Energy Saver" motors have taken the whole house ventilation industry by storm. Imagine a whole house fan that blows 1265 CFM yet draws just 36 watts of power! And, at just 42 db, it is truly "whisper quiet."
The QC ES-1250 is perfect for bedrooms, allowing for individualized, zoned control, reducing your electricity costs even more.
Motor Voltage 120 V. AC, 60 Hz
Energy Use 36 Watts
Air Flow 1,265 CFM
CFM/Watt- Efficiency Rating 35.1
Square Foot Coverage @ 2 CFM per SQ FT Covers up to 625 SQ FT
# of Speeds Single Speed
Duct Diameter 16"
Duct Length 6 feet
Motor Head Diameter 16 1/2"
Motor Head Length 19"
Sound Level in Room "Acoustical" 42 db
R Value at Closed Damper R 4.2
Dampers Air Tight Insulated Dampers
Controls Remote Control or Hard Wire Capabilties
Warranty 10 Years
Framing None Required
Fits between "16 or 24" on Center Joists No Joist Cutting Necessary
Minimum Suggested Attic Venting 1.7 SQ FT net free area
Ceiling Rough Opening 14 1/4" X 18 1/4"
Ceiling Grill Outside Dimension 16" x 20"
Ceiling Grill Color White- High Volume Air Flow
Shipping Weight21 Lbs. and 17 Lbs. (two boxes)
Ship Carton Dimensions 24" x 23" x 22" and 21" x 17" x 17" (two boxes)