Our FS Series Excess Flow Shut-Off Valves are designed to automatically shut-off a gas line if the flow exceeds a preset limit. The valves are commonly used as a safety device to protect a system from excess flow in the event of equipment failure, or to protect personnel and property in the event of a line rupture. The

Our 533 Series diaphragm valves can be used as the primary on and off control in high purity or corrosive gas systems. With its spring-less design and low-wetted surface area, these valves minimize particle generation and entrapment. Their unique design allows for low torque operation with gas flow in either direction. As a