Maxblue Scale Inhibitor Water Filter Replacement for Aqua-Pure® System AP431, Aqua-Pure® AP430SS Whole House Scale Inhibition Inline Water System, Pack of 3

Price: $43.99 $39.59

As of 2026-01-28 12:16:43 UTC (more info)

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Product Features

Inhibits limescale: This scale inhibitor replacement filter adopts premium polyphosphates that effectively combat water hardness while preventing scale and corrosion, offering a comfortable water experience with sustained quality.

Protects Household Appliances: Engineered to protect water appliances such as water heaters, shower heads, washing machines, and dishwashers from clogging and corrosion, it significantly achieves energy-saving and extends lifespan. Enjoy the full force of a 10 GPM flow rate, ensuring powerful water pressure remains unaffected.

Easy to Install: Experience cleaner water with our easy-to-use scale inhibition filter, designed for hassle-free replacement. Guaranteed to be a great fit without leaking, our filters make maintenance effortless and keep your daily water usage smooth.

Cost-effective Choice: This affordable scale inhibition inline replacement water cartridge is crafted from food-grade, BPA-free materials, it promises safer filtration for 6 months, providing exceptional value and peace of mind with every drop. Actual lifespan varies based on water conditions.

Compatible Models?Replacement for 3M Aqua-Pure AP430, AP430SS and SF18-S Scale Inhibition System. Interchangeable with 3M Aqua-Pure AP431, HF8-S, KleenWater KW431.