Fire & Smoke Dampers

Flow Restrictor

The Flow Restrictor is used in pneumatic applications such as Fire/Smoke Dampers with pneumatic actuators where flow of air to the actuator is required.

more about our Flow Restrictor

Model EFL Fusible Link

Smoke Operation: EFL uses a Single Pole Double Throw (SPDT) switch for wiring a smoke detector. Upon smoke detector activation, the switch bypasses the fusible link and closes the damper, and remains closed until smoke signal stops. Listed by Underwriters Laboratories, Inc.

more about our Model EFL Fusible Link

Model PFV Fusible Valve

The Model PFV Fusible Link is specifically designed for pneumatic actuated fire/smoke dampers. This product is listed by Underwriters Laboratories, Inc.

more about our Model PFV Fusible Valve