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.