Autotrol (1031391) Timer Locking Pin 500 Gal. Polyphosphate/GAC Carbon Scale/Corrosion Inhibitor & Chlorine Removal Filter 5" all-phosphate scale inhibitor designed

5" all-phosphate scale inhibitor designed to protect your plumbing

Prevents scale damage and corrosion that cause costly repairs

3-Digit LCD

NSF 60 Certified Media

Manufactured entirely from FDA-approved materials suitable for drinking water

Autotrol (1031391) Timer Locking Pin 500 Gal. Polyphosphate/GAC Carbon Scale/Corrosion Inhibitor & Chlorine Removal Filter 5" all-phosphate scale inhibitor designedAutotrol Control Valve Component Autotrol 1031391 Timer Locking Pin Precision replacement part for secure timer assembly in Autotrol control valves OEM Autotrol Part Direct Fit Replacement Essential Timer Component The Autotrol 1031391 Timer Locking Pin is a critical component for securing the timer assembly in Autotrol control valves. This OEM replacement part ensures proper timer function and prevents drift or misalignment during regeneration