One Valve. Four Functions.
Zero Hassle.

Vent-O-Mat Air Release Valves are engineered for simplified install, high-volume air venting, water hammer relief, and dependable vacuum protection. With no springs, levers, or plungers, it delivers true lifetime, no-maintenance performance.

Improve system efficiency with smoother flow, fewer shutdowns, and reduced pumping energy. Built for water, sewage, effluent, and slurry applications, it safeguards pipelines from pressure spikes and premature failure. VOM even makes oversizing more cost-effective, offering robust protection at a fraction of the cost of heavy-wall pipe or surge vessels.