Althon PTK-F flange mounted flap valves are made from HDPE and designed for flow control and flood prevention, suitable for installation both below and above the waterline. Hung at a 10 degree angle for a watertight seal, these valves handle water pressures up to 5 MWC for 72 hours and 1 MWC for 50 years. Flange connections can be specified to PN10 or PN16, with optional stainless steel reinforcement.

  • Flange mounted flap valve range for flow control and flood prevention

  • Made from HDPE with HDPE ribs, optional stainless steel reinforcement

  • Suitable for use above or below the waterline

  • Handles water pressure up to 5 MWC for 72 hours, 1 MWC for 50 years

  • Flange connection options: PN10 or PN16

  • Hung at a 10 degree angle for improved sealing

Applications

  • Flood prevention systems

  • Surface water drainage

  • Outfall structures

  • Watercourse and riverbank installations

  • Industrial and municipal water management

Performance

  • Maximum water pressure: 5 MWC for 72 hours

  • Long-term water pressure: 1 MWC for 50 years

Materials

  • HDPE with HDPE ribs

  • Optional stainless steel reinforcement

Options and variations

  • Flange sizes from 100mm to 2000mm

  • Flange connection: PN10 or PN16

Installation

Hung at a 10 degree angle