Zahroof Valves, Inc. (ZVI) is an innovative company, with its headquarters in Houston, Texas, that has developed and now markets the revolutionary StraightFlo valve for use in reciprocating gas compressors. The StraightFlo valve delivers a step-change in valve performance, serviceability and reliability. Contact them at sales@zahroofvalves.com, or call at (713) 554-2678 to know more!