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

Non-return flap valves

Non-return pumpvalves

KWT pump non-return valves prevent backflow trough the pumps when disabled. KWT pump valves are made from durable HDPE (density 0,96); the floating or closing balance is leveled trough extra weight, therefor a low opening pressure is made possible.

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.