Quietcool 3.3 Stealth Pro X Whole House Fan

Description

Stealth Pro Fan Features:
Innovative and Patented Design
R5 Insulated Damper System
Electronically Commutated AC/DC Brushless Motor
QC STL PRO-3.3X Specifications
Air Flow - Hi: 3,159 CFM / Low: 1,980 CFM
HVI-916 Airflow (for CA Title 24 New Construction) - Hi: 2,350 CFM / Low: 1,470 CFM
Recommended SQFT Coverage @ 2-3 CFM per SQFT - Covers 1,053 SQFT to 1,580 SQFT
Energy Use - Hi: 264 Watts / Low: 74.6 Watts
Amps - Hi: 3.44 / Low: 1.02
Motor Voltage - 120 VAC, 60 Hz
# of Speeds - 2
dBA - 47.4 / Low: 36.1
Minimum Attic Clearance - 34"
Duct Diameter - 16"
Duct Length - 6'
Motor Head Diameter - 16-1/2"
Motor Head Length - 13-1/2"
Dampers - Barometric Pressurized R5 Dampers
Controls - Included: 8 Hr Electronic Timer & HI-LOW-OFF switch
Framing - None Required
Joist Cutting - None Required; fits 16” or 24” on center
Minimum Suggested Attic Venting - 4.22 SQ FT net free area
Ceiling Rough Opening - 14-1/4” x 22-1/4”
Removable Grille Outside Dimension - 16” x 24”
Shipping Weight - 55 lbs
Box Dimensions - 27” x 20” x 38”
In The Box - QC STL PRO-3.3X Motorhead, damper box, ceiling grille, 6' duct, cut-out template, accessory bag, controls, window locks