Products

Non-return flap valves

The KWT flap valve prevents your (waste)water from flowing back. With the application of light weight materials, we keep te opening pressure low

KRK-R-OH Mounted in concrete well

Non-return flap valves

KRK non-return flap valve

The KWT flap valve prevents your (waste)water from flowing back. With the application of light weight materials, we keep te opening pressure low.