Description
Bring your Pentair push-pull slide valve back to peak condition with the CMP Piston Assembly 25831-120-100. Custom Molded Products (CMP) designed this assembly as a direct-fit replacement for Pentair slide valve model 261165, packaging the piston, shaft, and handle into a single, ready-to-install kit. Whether the original components are worn, cracked, or sticking, this assembly restores fluid valve travel so you can switch confidently between filtration and backwash modes. Known for its tight tolerances and long-wearing materials, this piston assembly is a smart, cost-effective choice for keeping your pool or spa filtration system in top form.









