CMP Generic 2" Slide 1-1/2" Backwash Valve Piston Assy (25831-120-100) switches Replacing it can help improve

Replacing it can help improve how the vacuum setup works and restore a more dependable connection at the skimmer

Helps support proper air-bleed plumbing layout

Improves keypad clarity and appearance

For Clearwater II service work

including part number 672-7401

CMP Generic 2" Slide 1-1/2" Backwash Valve Piston Assy (25831-120-100) switches Replacing it can help improveThe 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