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Polyvinyl Chloride Conservation Vent (Pressure-Vacuum)
Conservation Vents, Pressure, Vacuum Vents, Shand & Jurs, Tank Fittings, Flame Arrestors, Valves & ACCDesigned for highly corrosive service where toxic liquids are stored. Excellent alternative to coated metal construction, where frequent corrosion due to the presence of pinholes is a problem. PVC valves are intended to provide pressure and/or vacuum relief on atmospheric storage tanks requiring normal venting. -

Spring Loaded Pressure Relief Vent (Spring Closed)
Pressure, Vacuum Vents, Tank Fittings, Flame Arrestors, Valves & ACCThe Shand & Jurs Model 94140 Spring Loaded Pressure Relief Vent reduces excessive venting of product in liquid storage tanks. Available for open or closed vent systems, this vent provides pressure relief by either venting vapor into the atmosphere or piping emissions in a closed loop system.