Pentair PacFab 2" Slide/1-1/2" Backwash Valve Piston Assembly (273241Z) afras A topside panel is useful

A topside panel is useful because it gives the user direct access to system functions such as jets

or maintenance of the feed rate mechanism

A spa light is useful because it helps deliver attractive illumination within the spa environment

Replacing the full assembly can be a more dependable long-term solution than piecing together a repair from worn internal parts

Pentair PacFab 2" Slide/1-1/2" Backwash Valve Piston Assembly (273241Z) afras A topside panel is usefulPush 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,