Key features
Protect your basement from rodents and backwater flooding
Tool free maintenance, cover unlocked and removed by hand
Pressure test, quick and easy, remove plug, screw on funnel and test
All plastic construction, no more metal, no more rust
Can be installed in free hanging or exposed pipe, underground or in chamber
Optional stainless steel rodent protection flap
Minimal drop between inlet/outlet for easier retro-fitting
Downloads
Specifications (.pdf)
Renovation or conversion
Backwater valves are required by building control in certain applications so you should always check with your local authority when considering installing or renovating any below sewer bathrooms or kitchens.
BS EN 13564-1:2002
All Kessel Backwater Valves are manufactured according to the EN 13564 norms and also have passed Kessel’s strict in house testing which requires backwater valve to perform above the EN norm requirements.