Waterdrop - AP431 Replacement Cartridge for Aqua-Pure AP431 Hot Water Scale Inhibitor for AP430SS - White

The Waterdrop G3P600 is a tankless under sink reverse osmosis system with 8-stage filtration, certified by NSF/ANSI 42, 58, and 372, as well as FCC, EU, and UKCA standards. Tested by SGS, it effectively reduces TDS, PFAS, fluoride, heavy metals, salts, and other contaminants, delivering up to 600 GPD with a 2:1 pure-to-drain ratio. Its smart display faucet provides real-time TDS monitoring and filter life tracking, while the sleek tankless design saves 70% under sink space and allows quick 3-second filter changes without tools. This system requires under-sink electricity and offers fast, stable water flow ideal for daily drinking and cooking.

The Waterdrop TSU is a 0.01 micron ultra-filtration under sink water filter system with a 3-stage tankless design and premium brushed nickel faucet. It reduces over 30 substances including chlorine, PFAS, heavy metals, taste, and odor while retaining beneficial minerals, without wasting water or reducing TDS. Featuring a smart panel with filter life reminders, the UF filter lasts up to 24 months, CT filter 12 months, and PP filter 6 months, minimizing maintenance costs. Compact and space-saving at just 4.68"W x 13.97"H x 14.81"L, it fits easily under most sinks and includes all components for simple installation, offering cleaner, great-tasting water with lasting convenience.

A smart choice of over 2,000,000 American families. The Waterdrop G3 series RO system has been a star product among Waterdrop products, which has become a first choice of 2,000,000 American families and widely praised by users and social media thanks to its smart design.