(RSBN) Round Single Blade Non-Sealed

RSBN spec sheet (PDF)

The RSBN is our round single blade non-sealed damper designed to fit inside pipe sizes ranging from 6″ to 20″ round.

The welded 2″ deep damper frame is undersized 1/4″ for ease of installation.

The damper blades are formed 16ga galvanized and are attached by a 1/2″ round axle and a control rod that can be operated by either a hand quadrant with standoff or an actuator.