Gas Streaming Control Units

Hi-Flo-Bi-Direction Check Valve according to VP305-2
The bi-directional hi-flow check valve is installed in underground pipelines to protect against uncontrolled gas emission’s caused by excavating or ground movement. The check valve is self activating on high flow in either direction. Sizes up to DN50. Pressure Range – according to network pressure area.

Hi-Flo Check Valve GSW according to VP305-1
The RMA GSF hi-flow check valve for use in the inner installation pipe.

Accessories
Resetting set for hi-flow check valves with different adapter sets for female screw threads, flange, as well as single pipe connection. Miscellaneous tools.