RVKS Non-return damper


​RVKS a non-return damper for installation into ductwork.

  • Prevents air backflow
  • Protects ventilations systems from rainwater
  • Easy to install
RVKS can be installed into horizontal or vertical duct system

RVKS are constructed of two parts: a frame and a removable louvre.

Standard sizes every 100 mm. Minimum size 200×200 mm and maximum 800×1200 mm. Larger louvres are manufactured in modules.
Dimensions RVKS B x H
Width mm
Height mm
Depth 210

For more information contact our specialists

Tuukka Karlsson

Product Group Manager

NORDexternal, NORDduct, NORDsilencer, NORDdoor, NORDdiffuser & NORDgrille