400mm PTK-BS Push Fit Flap Valve
Althon 400mm push fit flap valves are designed for use both below and above the waterline. PTK-BS push fit flap valves are hung at a 10 degree angle to ensure a water tight seal. The PTK-BS push fit flap valve is suitable for use with a water pressure of 5 MWC for 72 hours and 1.4 MWC for 50 years.
400mm PTK-BS flap valves are HDPE with HDPE ribs and can be further reinforced where necessary with stainless steel. The flap valve is joined to connecting pipework with a coupling.
400mm PTK-BS push fit HDPE flap valves have the following characteristics:
- 10mm opening pressure when submerged
- Lightweight, easy to install and handle
- Easily adaptable to meet site specific pressure or installation demands
- 50 years operational life
Brochures, Datasheets and Installation Instructions for 400mm PTK-BS Push Fit Flap Valve
Related Products
300mm PTK-BS Push Fit Flap Valve
500mm PTK-BS Push Fit Flap Valve
Flap Valves
Our range of HDPE & ductile iron flap valves in standard sizes from 100 – 1500mm. We can also produce flap valves in stainless and galvanised steel as well as bespoke sizes to suit your pipe or culvert opening. Althon supply flap valves for wall mounting, pipe mounted flap valves, flange mounted flap valves, push - fit flap valves and flap valves for tidal applications