A damper is part of an HVAC duct distribution system and is used to control or modulate the flow of air.
A non-return damper is a damper which closes to prevent reverse air flow. Commonly operated by gravitational weight.
A damper is part of an HVAC duct distribution system and is used to control or modulate the flow of air.
A non-return damper is a damper which closes to prevent reverse air flow. Commonly operated by gravitational weight.