CMP Generic 2" Slide 1-1/2" Backwash Valve Piston Assy (25831-120-100) guangdong Useful for correcting output loss

Useful for correcting output loss from internal wear

This Waterway part is especially useful when the original 3

A wound timer helps provide manual countdown control for a compatible electrical load

The diverter-specific repair focus gives this kit practical value because it addresses the internal wear area directly rather than forcing the repair to replace more than necessary

CMP Generic 2" Slide 1-1/2" Backwash Valve Piston Assy (25831-120-100) guangdong Useful for correcting output lossThe CMP generic backwash valve piston assembly is designed for compatible slide valve applications where the internal piston component needs replacement. A piston assembly is useful because it helps the valve open and close the intended flow paths during filtration and backwash operation, supporting dependable valve performance. This replacement is especially useful when the original piston is worn, scored, leaking, sticking, or no longer sealing