Safety Devices

Back Pressure Check Valve

MGM Back Pressure Check Valves (BPCVs) are spring loaded check valves. When properly installed, they are designed to allow flow in one direction only. These valves are recommended for all inflowing lines when outward flow is never required. BPCVs should be installed...

Excess Flow Check Valves

MGM Excess Flow Check Valves (EFCVs) are spring loaded check valves. When properly sized and installed, they are designed to close and shut off flow of fluid from a source when the rated flow capacity is exceeded. Each valve is clearly marked with the shut off flow...

VS/AM Series

The relief valves in the VS/AM Series (55, 56, 58, 65) are safety devices (SBV) for discharging a certain amount of gas when the pressure at the control point exceeds a given level (bubble-bursting pressure) due to any temporary occurrence such as the momentary...

HBC Slam Shut

The HBC Slam Shut is a safety device (SAV) which quickly intercepts gas flow when the pressure it is monitoring reaches a preset limit due to an anomaly in the system, or when required by the operator at the installation point or from a remote point.

Dilock Slam Shut

The Dilock Slam Shut Valve is a safety device (SAV) which quickly shuts off gas flow when the pressure it is monitoring reaches a pre-set limit due to any anomaly in the system, or when required by the operator at installation point or from remote point. The shut off...