Water hammer arrestor cutaway. The sliding piston absorbs sudden pressure changes and keeps the pipes from banging. When a valve closes quickly and stops the flow, that momentum shakes and pounds pipes. A water hammer arrestor cures this condition with a cushion of air that absorbs the momentum.

Working temperature range: 33 F to 180 F

Max working pressure: 250 PSI

Burst pressure: 2900 PSI

The sliding piston absorbs sudden pressure changes and keeps the pipes from banging