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and total alkalinity levels
Includes four stain inhibitors to protect surfaces from yellowing or staining
2-Wire DIY
Precisely sized for Pentair drain plugs on FNS Plus and Clean and Clear Plus filters
NSF/ANSI 50 certified and built from durable
Pentair Valve Top O-ring 271103 HiFlow Diverter and total alkalinity levelsPentair Valve Top O Ring 271103 HiFlow Top Mount Section: Intro The Pentair Valve Top O Ring 271103 is a precision seal designed for 1 1 2" HiFlow Top Mount and Side Mount valves. It delivers a tight, leak free seal during backwash cycles and daily filtration, helping maintain steady water flow and peak filtration performance. Crafted from chlorine and UV resistant elastomer, it endures chemical exposure, temperature swings, and long service life.
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