Pentair PacFab 2" Slide/1-1/2" Backwash Valve Piston Assembly (273241Z) valterraproducts supporting the bubbling

supporting the bubbling

Installed in the right setup

while the directional format helps support a more tailored jet experience

helping protect internal pump parts and simplify regular cleaning

Pentair PacFab 2" Slide/1-1/2" Backwash Valve Piston Assembly (273241Z) valterraproducts supporting the bubblingPush 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,