Company record
The Protectoseal Co. provides a comprehensive portfolio of vapor control equipment. Its product line includes pressure and vacuum relief vents that are offered in an extensive array of sizes and construction materials, suitable for both routine venting and emergency pressure relief scenarios. The company also supplies flame and detonation arresters across a wide spectrum of dimensions and material options, and these arresters hold the broadest collection of global certifications, including USCG, FM, UL, CE, and ATEX approvals. In addition, The Protectoseal Co. manufactures tank blanketing valves available in both pilot‑operated and direct‑acting configurations. Primary end‑markets served comprise chemical processing, oil and gas, specialty chemicals, semiconductor manufacturing, vapor recovery systems, and other bulk liquid storage applications. For engineers designing low‑pressure vapor control systems, the firm offers Pro‑Flow II sizing and selection software on request.
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