37X Brass Triplex Vent

Spring loaded vent that has both pressure and vacuum relief. Suitable for non-specification tanks. Pressure relief begins at 1.0 psig with a flow capacity of 7,830 SCFH at 5.0 psig. Vacuum opens at -0.5 psig and vents 2,635 SCFH at -1.0 psig.

Made in USA