Backwater valve for pipes DN160 for installation in the floor, with a tight cover, black PZB160

Can be installed inside the building. The only device on the Polish market - a kinet with an integrated check valve.
The device allows easy access from floor level to the sewage system for cleaning or maintenance.
The backwater valve is resistant to increased pressure on the cover, up to 3 tons.
The cover of the device is attached with chrome-nickel screws.
A chrome-plated lid, seal and lever protects against rodent damage.
The tight closure of the lid prevents the release of unpleasant odors.
Withstands internal pressure up to 0.5 bar.