CMP Generic 2" Slide 1-1/2" Backwash Valve Piston Assy (25831-120-100) multitork Dark grey finish supports a

Dark grey finish supports a refined seat appearance

A complete fitting like this is useful because it restores the full suction assembly at once

The white finish helps the visible face stay bright and easy to blend into many spa interiors

and circulation-related connections

CMP Generic 2" Slide 1-1/2" Backwash Valve Piston Assy (25831-120-100) multitork Dark grey finish supports aThe 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