Pentair PacFab 2" Slide/1-1/2" Backwash Valve Piston Assembly (273241Z) topsides When the working cartridge becomes

When the working cartridge becomes worn or clogged

or failing

Designed for compatible 2-way and 3-way valve service

and correctly aligned

Installing the correct OEM part can help restore more dependable skimmer function and improve the service condition of the assembly

Pentair PacFab 2" Slide/1-1/2" Backwash Valve Piston Assembly (273241Z) topsides When the working cartridge becomesPush pull backwash valves rely on the piston assembly to shift water flow between filtration and backwash paths. This replacement piston assembly is designed for compatible PacFab 2 inch slide and 1 1 2 inch backwash valve applications, helping restore movement when the original part is worn or leaking. Replacement piston assembly for select PacFab backwash valves Supports filter and backwash flow control Useful when the slide action becomes stiff,