SPECS : 

► Material : Brass body with Nitrile seal.

FEATURES : 

► Vent aperture can be closed if required.

► Automatic pressure relief at approximately 5 PSI

     manual vacuum relief.

► With 2" pipe thread to fit the bigger of the two bungs

     in a typical steel drum.

► Perfect for viscous, non-corrosive flammables like

     paint, heavy oils and adhesives.