1200mm Flange Mounted HDPE Flap Valve

Flange mounted flap valve type PTK-F 1200mm is recommended for use both below and above the waterline. The PTK-F 1200mm flange mounted flap valve is hung at a 10 degree angle to ensure a water tight seal. 

Benefits of the PTK-F flap valve include:

  • 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

Materials: HDPE, SS316, EPDM

The flap valve is HDPE with HDPE ribs and can be further reinforced where necessary with stainless steel

Opening:   Ø1200mm

Unit weight: 142Kg

Max load from bottom invert level (B.I.L): 2 .2MWC long period (50 years)

                                                                       5 MWC short period (72 hours)

The valve plate and the back plate are manufactured in HDPE. The hinge pin and ballast weight are manufactured in SS316 as standard. The ballast weight can be easily adjusted if required. The sealing arrangement consists of an EPDM lips seal in the back plate. The valve plate is also installed on an angle in relation to the back plate to ensure a good seal. 

All dimensions in millimetres