Backflow trap, backflow flap in sizes DN 50, DN 100, DN 125 or DN 160.The backflow flap also protects against unpleasant smells from the sewage system.
Protect all rooms below the rainwater level from flooding.
Equipped with manual emergency locking mechanism and automatic lock.
Inlet with integrated lip seal, outlet pipe socket odor and backflow-proof lid seal.
Easy removal of the inspection cover to check the functionality
High temperature resistant.
Automatic backflow flap, reliable, operator-free operation
Very easy to use
Installation in exposed pipes or inspection shafts