Autotrol (1031391) Timer Locking Pin 500 Gal. Polyphosphate/GAC Carbon Scale/Corrosion Inhibitor & Chlorine Removal Filter The polyphosphate media helps protect

The polyphosphate media helps protect downstream components from lime scale buildup in areas with moderate to hard water

Waterproof pH Tester WD-35634-30

Safety Valve Included Black Finish Residential Grade

eliminating manual calculation and ensuring consistent accuracy

Prevents scale damage and corrosion that cause costly repairs

Autotrol (1031391) Timer Locking Pin 500 Gal. Polyphosphate/GAC Carbon Scale/Corrosion Inhibitor & Chlorine Removal Filter The polyphosphate media helps protectAutotrol 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