• michael8352

Whole House Fan of the week!


QC STL PRO-4.8 Specifications:

The Quiet Cool Stealth Pro 4.8. Whole house fan.  Motor Voltage 120 VAC, 60 Hz Energy Use Hi: 496 Watts Med: 179 Watts Low: 59 Watts Air Flow Hi: 4557 CFM Med: 3092 CFM Low: 2058 CFM CFM/Watt (higher is better) Hi: 9.19 Med: 17.27 Low: 34.88 Square Foot Coverage @ 2 CFM per SQ FT Covers up to 2250 SQ FT # of Speeds 3 Duct Diameter 18" Duct Length 9 feet Motor Head Diameter 18 1/2" Motor Head Length 13 1/2" Sound Level in Room (measured 1m from grille) Hi: 51 dB Med: 43 dB Low: 41 dB Dampers Barometric Pressurized R5 Dampers Controls Included 8 Hour Electronic Timer and Double 3-Way Switch Warranty 15 Years Framing None required Joist Cutting None required; fits 16” or 24” on center Minimum Suggested Attic Venting 6.1 SQ FT net free area Ceiling Rough Opening 14 1/4" X 30 1/4" Removable Grille Outside Dimension 16" x 32" Shipping Weight 64 lbs. Box Dimensions 40" x 22" x 36" In the Box - QC STL PRO-4.8 Motorhead - Controls - Damper Box - Removable Grille - 9 foot duct - - Cut-out template - Accessory bag 


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