The Quiet Cool QC ES 1250 Energy Saving Whole House Fan has no competitors, this fan is as green as it gets using only 36 watts. Comparable to one half of a 60 watt light bulb! Very Quiet operation, can be installed directly in bedrooms. Works best with multiple fans, and is intended for each bedroom of the home as long as attic and other obstacles allow. Recommended 2 CFM's (cubic feet per minute) per square foot of entire home. i.e: 3000 sq. ft. would equal an approximate 6000 CFM System. Recommended by an licensed electrical contractor from field experience and home variations.

• QC ES-1250 "Energy Star" Whole House Fan Specifications
• Motor Voltage 120 V. AC, 60 Hz
• Motor Amperage .3 Amps
• Power Consumption 36 Watts
• Motor Speed 1,100 RPM
• Air Flow @0.1" SP 1,265 CFM
• CFM/Watt 35.1
• Duct Diameter 16"
• Duct Length 6 feet
• Motor Head Diameter 16 1/2"
• Motor Head Length 19"
• Sound Level in Room 44 dBA
• R Value at Closed Damper R 4.2
• Ceiling Rough Opening 14 1/4" X 18 1/4"
• Intake Grill Outside Dimension 16" x 20"
• Intake Grill Color White
• Shipping Weight 25 Lbs. and 15 Lbs. (two boxes)
• Ship Carton Dimensions 23" x 24" x 22" and 21" x 17" x 17" (two boxes)
• Ship Carton Cube 7.0 and 3.5 (two boxes)
• UL Component UL Listing Numbers
• Motor E62815; E62788; E62862
• Power Cord E55178; E147323
• RACO Handy Box & Cover E195978
• Acoustic Duct MH11637