Backdraft Damper 24" - 411-STD 24 411-STD 24

This backdraft damper is a reliable solution for horizontal mount exhaust applications. Ideal for use in roof curbs, ductwork, or wall collars when a fan or power roof ventilator is present, it allows for quiet and efficient airflow. The galvanized steel frame and aluminum blades with felt seal ensure a tight seal and protection from the weather. Spring-assisted blades open quickly, making it easy to use. Made in the USA, this durable damper is perfect for a variety of applications, including commercial and residential settings, and is designed to provide years of reliable service.

Top product features:

• The frame is galvanized steel with aluminum blades.
• The blades have a felt seal on the leading edge for quiet closing and better protection from the weather.
• Spring assisted to allow the blades to open quickly.

Top product applications:

• Roof curbs
• Ductwork
• Wall collars