8 – 10 March 2022 | Rotterdam Ahoy

New Series No. 3908

Description​

The Protectoseal Series 3908 Pressure & Vacuum Relief Thief Hatch provides ready access to the tank interior for inspection, gauging or sampling operations. Integral, spring-loaded pressure and vacuum relief mechanisms open and close to permit only that intake or outlet relief necessary to keep interior pressures within working limits.

•Product Specification Sheet – PDF
•Installation & Maintenance Instructions – PDF
•Size 8″ API flat face flange
•Lightweight, non-sparking aluminum cast cover for easy installation, operation and maintenance.
•Precision lapped valve seat for exceptional sealing capabilities.
•Lockdown feature used with either a padlock or lockout safety pin to prevent unintended access to the tank.
•Pro-Flow® Web Based Sizing Application

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