Alongside a series of valves for through pipes, KESSEL also supplies cellar drains with backwater flaps. These drains are exclusively for use with wastewater without sewage.

The backwater protection elements for through pipes can be installed in the ground plate in the building or in an exposed wastewater pipe.

• Groundwater
• Sealing
• Building to the boundary
• Renovation
• Pipe separation
• Valve replacement

• For chamber installation
• Renovation
• No sealing requirements