Our state of the art range of Type B F4 and F5 valves are an innovative solution for all your gas pipeline requirements.
Manufactured from high grade components with high performance features for strength and increased valve lifetime, our F4 & F5 OptiValve Plus are designed with a 3-part casting, which allows parts to be replaced on a live pipeline without the need to close the valve. The fully NBR encaspsulated patented double seated wedge within the valve, offers optimum flow control.
|DN80 - DN400
|Maximum operating pressure
|7 bar double block and bleed with vent plug
16 bar without vent plug available
|Epoxy 250 micron FPE coating, external and internal
PUR available on request