HY-LOK CHECK & RELIEF VALVES

As a leading supplier of premium fluid control products throughout the United States, Southwest Process Controls is pleased to offer an extensive line of check and relief valves manufactured by Hy-Lok. Hy-Lok check valves offer a reliable way to control back flow in high and low pressure fluid systems. We offer our check valves in your choice of stainless steel, brass, alloy 400, and other materials with end connection options that include malefemale NPT, tube fitting, metal gasket, and O-ring face seals.