9100 Single Orifice Air Relief Valve

Provides the functions of both Air Release and Air I Vacuum Valves.

Exhausts large quantities of air at system start-up.

Provides protection from pipeline collapse due to vacuum.

Incorporates both features within one valve, More compact and economical.

Flange and drilling to EN1092-2 PN10/16; ANSI B16.1 Class125.