FlowLinX Pinch Valves are suited for high purity applications where liquid flow control and shut off are necessary. Made of glass reinforced nylon, these highly durable pinch valves can be used with unreinforced and braid reinforced tubing and hose. The pinch valves are available in two sizes, 1/8” to 1/2” OD tube and 5/8” to 1-3/8” OD tube.