Our tidal flap valves are typically installed below the normal water level to prevent back flow up a pipe. Althon tidal flap valves are suitable for use with a water pressure of 5 MWC for 72 hours and 1 MWC for 50 years. We offer a range of standard sizes form 150mm to 2000mm and can quote for bespoke sizes as required. We can also offer rectangular tidal flap valves on request.
10mm opening pressure even when submerged
Lightweight, easy to install and handle
Adaptable to meet site specific pressure or installation demands