The Protectoseal Company

Protectoseal is an engineering company that manufactures safety equipment such as flame arresters, pressure/vacuum conservation vents, emergency pressure relief vents and tank blanketing valves for handling flammable and combustible liquids. It serves industries including distilleries, wineries, oil and gas, and chemicals, and says it was founded in 1925 in Bensenville, Chicago, USA.

End-of-line and in-line deflagration and detonation flame arresters, emergency vents, and pressure/vacuum relief valves for distillery and ethanol storage tanks.; Combination pressure/vacuum relief vents, emergency pressure relief vents, and in-line or end-of-line flame arresters for distilleries and wine/spirits storage tanks.

flame arresters · pressure/vacuum conservation vents · emergency pressure relief vents · tank blanketing valves · vapor control equipment