Pipe Flap Valves / Frog Flap Made From Polymer
The self-actuating pipe flap valves prevent undesirable backwash into wastewater pipes in the event of backwater or high water levels. They are made entirely from polymer and so are 100% corrosion-free.
*** The information here is not definitive and is for informational purposes only. For exact information, please visit the manufacturer’s website.