Exhaust and/or supply valves
RDR

Air volume regulators, fitted inside a duct to maintain constant air volume within a pressure range from 50 to 200 Pa.
-The airflow can be adjusted during installation.
-The regulators can be used in commercial premises, both in ventilation and air treatment (max 60ºC) as well as in air extraction or impulsion.
-It can be used in dwellings with double-flow installation.
-Easy to fit inside the duct.
-Sealing and stability provided by a foam joint.
-Manufactured from flame retardant plastic (M1 fire classification), with limit of operation at 60ºC.