Wet System Valves

Tyco 522031113 AV-1-300 4" Grooved Alarm Check Valve Tyco® Model AV-1-300 alarm valves are divided-seat ring, rubber-faced clapper, waterflow alarm valves that are intended for use in wet pipe fire protection systems. They are designed to...

Tyco 522031115 AV-1-300 6" Grooved Alarm Check Valve Tyco® Model AV-1-300 alarm valves are divided-seat ring, rubber-faced clapper, waterflow alarm valves that are intended for use in wet pipe fire protection systems. They are designed to...