Watts-(A9231-ALLF) Granular Activated Carbon (GAC), Low-Fines Coconut Shell, 1 Cubic Foot, 27.5 Pound Bag 10 inch x 2.5 inch Inline Filters2692 Manufactured to meet NSF/ANSI standards

Manufactured to meet NSF/ANSI standards for drinking water treatment materials

Replace every 6–12 months or when you notice scale returning

Regular water testing recommended to monitor arsenic levels and ensure continued EPA compliance below 10 ppb threshold

Optional accessories include pressure gauges

this dual-scale meter combines monitoring and regulation in one compact unit

Watts-(A9231-ALLF) Granular Activated Carbon (GAC), Low-Fines Coconut Shell, 1 Cubic Foot, 27.5 Pound Bag 10 inch x 2.5 inch Inline Filters2692 Manufactured to meet NSF/ANSI standardsWatts Premium Filtration Media Watts A9231 ALLF Granular Activated Carbon Low fines coconut shell GAC for superior taste, odor, and organic contaminant removal in whole house and point of use systems Acid washed coconut shell carbon 1 cubic foot 27. 5 lbs Low fines formula High adsorptive capacity The Watts A9231 ALLF is a professional grade granular activated carbon media made from acid washed coconut shell, engineered for enhanced hardness and