SharkBite water hammer arrestors help to eliminate the banging noise in pipes by absorbing the pressure from sudden stops. Helps prevent damage to fixtures, pipes and fittings caused by the shock of the water. Features a 1/2-inch MIP thread for an easy installation. 1/2-in MIP For use with 1/2-in FIP fittings Stops banging noises in pipes Prevents damage to pipes and fixtures Series Name: N/A Type: Water hammer arrestor Inlet Diameter: 1/2-in Inlet Size in Inches: 1/2-in Outlet Diameter: N/A Inlet Thread Type: MIP Material: Stainless steel Maximum Pressure: 250 PSI Outlet Thread Type: N/A Warranty: 2-year limited Compatible Pipe Material: Multi-Purpose CA Residents: Prop 65 Warning(s): Yes Complies with Federal Lead Guidelines: Yes UNSPSC: 40141600