Automatic air vent valves

Air vent valves play a key role in hydraulic systems, where the presence of air can cause inefficiencies, noise, corrosion phenomena, and cavitation in pumps, with direct consequences on performance and component lifespan.

Their operation is automatic and reliable: under normal conditions, water pressure keeps the float in position, ensuring the closure of the obturator. When air accumulates, the water level drops, the float lowers, and the valve opens, allowing the air to be released until optimal conditions are restored.

To be truly effective, air vent valves must be installed at the most critical points of the system, namely where air tends to accumulate or form more easily. These include the highest points of the piping, changes in slope, sections where the flow slows down, and downstream areas of pumps, where bubble formation is more likely. Acting in these areas helps prevent malfunctions and ensures continuity, efficiency, and safety throughout the entire system.

Choosing stainless steel air vent valves ensures high corrosion resistance, hygiene, long service life, and maximum reliability even under demanding operating conditions.