Broan Aluminum Automatic Gable Attic Vent Square Mount Louvered Shutter Roof Fan

Description

The Broan model 433 automatic shutter is the perfect accessory to Broan gable mount powered attic ventilators, provided you have adequate air intake on the opposite side of the attic or the in the eaves. Attic ventilation is critical to making any home more comfortable while helping to lower energy costs. Stagnant air can be removed, drawing fresh air across the surfaces. The home ventilating institute recommends at least one square foot of open air inlets for each 300 CFM of ventilator capacity.
Allows more air movement than conventional stationary attic louvers
Counter-balanced aluminum vanes open automatically when ventilator is turned on, close when fan stops
Flange fits flush against outside wall for neat, smooth appearance
Reinforced for strength; provides weather tight closure
Dimensions
Cut-Out Width (in.)
16.25 in
Net-Free Area (Sq. In.)
216.0
Product Depth (in.)
2.75
Product Height (in.)
16.75
Product Width (in.)
16.75
Details
Color Family
Silver
Color/Finish
Aluminum
Features
Automatic Shutter,UV Resistant,Weather Resistant
Intake/Exhaust
Exhaust
Material
Aluminum
Mounting Position
Gable Mount
Paintable/Stainable
No
Power Type
Non-Powered
Product Weight (lb.)
3.59
Returnable
30-Day
Screen Included
No
Shape
Square
UV Resistant
Yes
Warranty / Certifications
Manufacturer Warranty
None