The ADVHP High Pressure Safety Exhaust Brass Ball Valve Features a Vented Auto Drain Port for Relieving Pressurized Air Down Stream When the Valve is in the Closed Position, Allowing Maintenance to be Performed Safely.
These Valves are the Only High Pressure Vented Brass Ball Valves Manufactured Today. An Innovative, Patent Approved Design Allows for a Working Pressure of 600 psi.