Clapeti circulari de reglaj pentru debit de aer RVD
RVD - round volume damper
The RVD - round volume damper's handle can be positioned to allow exact volume of air desired passage. It can fit any type of round duct of corresponding diameter.
The damper is made of high quality galvanized steel.
Rubber seals , Insulation , Power drive by actuator.
Sizes: see price list