Airflow Regulation

Variable Air Volume Regulators
Constant Air Volume Regulators
Volume Control Dampers
Backdraught Dampers
Pressure Relief Damper
All products

HVAC - Pressure Relief Damper

A Pressure Relief Damper does exactly what its name suggests; relieves pressure through ventilation duct systems and prevents backflow. The blades are kept closed by gravity and when differential pressure rises they open to allow the passage of air to the outside