TPI Exhaust Fan Shutter, 51"W x 51"H x 3"D

The Model 502 is an economy rear flanged vertical mount automatic exhaust shutter. It is designed to allow horizontal airflow in one direction and to prevent reverse airflow while providing protection from environmental elements when the airflow stops. The blades open with airflow and close by gravity when the fan shuts down. Ideal for direct-drive or belt-driven exhaust fans. Do not use with vane axial or tube axial fans. MADE IN THE USA

The shutter features gravity close louvers to direct airflow. It is made with aluminum louvers and steel frame. Weather stripping provides tighter seal.

TPI Shutter For 12" Guard Mounted Exhaust Fan CES-12G Features gravity close louvers to direct airflow. Made with aluminum louvers and steel frame. Weather stripping provides tighter seal.

Galvanized Frame Wall Shutter (Rear Flanged) – The Model 556 is a rear flanged exhaust shutter for areas where corrosion may be a problem. The frame is galvanized steel while the blades are mill finish aluminum. The blades have a galvanized reinforcement strip across the top of each blade for added strength and counter balancing efficiency. The blades have a felt seal on the leading edge for quiet closing and better protection from the weather. Ideal for use with direct-drive or belt-driven exhaust fans. Recommended for vertical mount exhaust applications only.

The Model 556 is a counter balanced rear flanged vertical mount automatic exhaust shutter. It is designed to allow horizontal airflow in one direction and to prevent reverse airflow while providing protection from environmental elements when the airflow stops. The blades open with airflow and minimize the wear load on the fan motor and close by gravity when the fan shuts down. counter balanced blades allow the shutter to be mounted vertically to 45 degrees and has flanged ends for added weather protection. Ideal for direct-drive or belt-driven exhaust fans. Do not use with vane axial or ...