Hy-Lok is one of the largest manufacturers of instrument valves, tube fittings, and metal hoses used throughout the oil and gas refining, production, and exploration. Our products are designed and engineered to meet the pressure and space demands of emerging oil & gas exploration applications, including floating platforms, FPSO, offshore and process refining, storage, CNG and LNG, and chemical injection. Oil and gas Valves, Fittings & Manifolds We offer a wide range of standard and custom manufactured oil and gas valves, including single and double block and bleed valves, that are used on the toughest upstream oil production and gathering processes. Our inventory of instrument manifolds, check valves, ball valves, globe valves, gate valves, relief valves, and compression fittings are gaining significant market acceptance from companies looking for on-time delivery, leak-free performance, meticulous safety and testing standards, and highly competitive pricing. Contact Hy-Lok today to for more information on oil and gas valves and compression fittings, or locate a distributor.