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SEDCO has been the leader in Pressure Relief Valve (PRV) design, development and manufacture since the 1960’s. Over 600 million SEDCO Pressure Relief Valves have been put into service since that time with “Zero” Warranty returns. SEDCO has proven to be the true benchmark for quality, delivery and service in this market. Not limited to Relief Valves, SEDCO currently supplies regulator valves, flow control valves, and thermal valves for various applications. SEDCO is a premier manufacturer of precision assemblies, requiring 100% testing. This affords SEDCO the opportunity to pursue many high volume, high precision projects. Contact Us for more information. You can depend on SEDCO for the precise answer to your Pressure Relief Valve requirements.