Product: Broan 433 Automatic Shutter for 353 and 35316 Gable Mount Attic Ventilator
Brand: Broan-NuTone
Color: Aluminium
HIGH-QUALITY SHUTTERS: Automatic shutters for your Broan-NuTone 353 and 35316 models allow more air flow than conventional stationary attic louvers
AUTOMATIC: Shutters automatically open when fan is operating and close when the fan shuts off for hassle-free use
DURABLE: Constructed of durable, counter-balanced aluminum for reinforced strength
ATTRACTIVE: Flange fits flush against outside wall for a neat and smooth appearance
IDEAL SIZE: Shutters measure 16.75" x 2.75" x 16.75", perfect for your home

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