√【Function】The check valves are applicable for fluid systems to prevent countercurrent liquids, or for pneumatic systems to prevent reverse flow of compressed air. Suitable for pharmaceutical,fooand beverage,laboratory,chemical processing and handing,and printing and labeling.
√【Material】You may receive semitransparent ones which are our updated product, it can much endure fuel, oil, acid than milky ones. 100% PP polypropylene plastic, better then PVDF. Lead free, durable, safety for potable drinking.
√【Size】3/16" Hose Barb, suitable for 3/16" ID hoses or tubings.
√【Quantity】Package including 3PCS plastic one-way check valve.
√【Working Temperature】Temperature range from -120 to +280 degrees F.