Designed for use on the discharge end of pipes to prevent backflow or intrusion into the pipe. DN50-DN2000MM.

Metal seat double hinge flap valve to prevent reverse flow in outfall duties. Suitable for water, wastewater and surface water applications.

Unique lightweight ductile iron design
Double hinged for optimal sealing
Durable fusion bonded epoxy coating
Anti-tamper stainless steel hinge pins
Full range of accessories

The leakage;GBT13927 CLASS D.