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The Waterdrop WD-A2RF replacement filter is designed for the WD-A2 countertop reverse osmosis system, featuring a 0.0001μm RO membrane that reduces TDS, PFAS, chlorine, fluoride, arsenic, lead, and more for clean, healthy water. With a long-lasting 12-month lifespan. Its 4-in-1 composite design allows quick 3-second replacement, while the 3:1 pure-to-drain ratio saves water and reduces over 4,000 plastic bottles annually. Made from high-quality BPA-free materials and tested for durability with 100,000 water hammer cycles, it ensures reliable and sustainable performance.
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The Waterdrop WD-A2RF replacement filter is designed for the WD-A2 countertop reverse osmosis system, featuring a 0.0001μm RO membrane that reduces TDS, PFAS, chlorine, fluoride, arsenic, lead, and more for clean, healthy water. With a long-lasting 12-month lifespan. Its 4-in-1 composite design allows quick 3-second replacement, while the 3:1 pure-to-drain ratio saves water and reduces over 4,000 plastic bottles annually. Made from high-quality BPA-free materials and tested for durability with 100,000 water hammer cycles, it ensures reliable and sustainable performance.

The Waterdrop WD-A2 is a countertop reverse osmosis system with 5-stage filtration and a 0.0001μm RO membrane that reduces TDS, PFAS, chlorine, fluoride, arsenic, lead, and more for safe, pure water. Offering both hot and cold options with six adjustable temperature settings from 59℉ to 203℉ and five water volumes, it meets diverse daily needs with instant performance. Its portable 40oz pure water pitcher and no-installation design make it convenient for kitchens, offices, living rooms, or RVs. With a 3:1 pure-to-drain ratio, smart touch control, and filter life reminders, this system provides efficient, eco-friendly hydration while saving water and reducing bottled water waste.

The Waterdrop N1 is a 4-stage countertop reverse osmosis system that requires no installation, making it ideal for renters or flexible use in kitchens, bedrooms, or offices. With a 135 oz tank and smart display, it monitors TDS, filter life, water volume, and includes auto-flush and water shortage alerts. Featuring a 3:1 pure-to-drain ratio with drain water recycling and power-saving mode, it reduces waste and energy use. Its dual-cartridge filtration effectively reduces PFAS and other contaminants to deliver fresh, pure-tasting water, while filters offer long lifespans of 6 to 18 months for low maintenance. Compact at 17.1"L x 7"W x 15.6"H, it provides clean, convenient hydration without drilling or plumbing.

Certified for safety with NSF/ANSI 372 lead-free material standard and SGS-tested. This CoreRO system uses premium 0.0001μm RO membrane to reduce TDS, PFOA, PFOS, Chlorine, Fluoride, Arsenic, Lead and more, providing you healthy water.