All KESSEL backwater valves are manufactured according to the EN norms and also have passed KESSEL’s strict in house testing which requires backwater valves to perform above the EN norm requirements. The Staufix valve is being installed in problem areas all over the country.

  • Multiple installation possibilities – in an exposed mainline wastewater pipe, in a concrete slab or outside the building in an inspection chamber.
  • Tool-free servicing – cover unlocked and removed by hand.
  • All ABS construction – no more metal, no more rust.
  • 2-Component production technology seals gaskets with valve. No more lost/improperly installed gaskets.
  • Stainless steel rodent protection flap – unwanted guests not allowed.
  • Perfect for renovation – other valves with large drops are difficult to install, Staufix offers minimal drop between inlet/outlet (7 mm).