[Replacement for WD-A2 RO System] Waterdrop reverse osmosis water filter has a 0.0001μm RO membrane to reduce TDS, PFOA, PFOS, Chlorine, Fluoride, Arsenic, Lead Nitrate, Chromium-VI, Copper, Sediment, Salt and more, providing healthy water for you
[Long-lasting Lifespan] Enjoy 12-month long-lasting protection without the frequent hassle and high cost of replacements. Plus, an easily replaced filter provides you with more convenience
[Easy to Replace] This replacement water filter is designed to be easily replaced in 3s. Its 4-in-1 composite design enables easy replacement while saving even more costs as little as $0.2 per day per year
[Efficient & Sustainable] This reverse osmosis replacement water filter's 3:1 pure water ratio saves 1200% water and reduces 4000+ plastic bottled water per year to achieve sustainable living
[Durable & Safe Materials] This RO filter is constructed with high-quality, BPA-free, durable materials. It has passed 100,000 water hammer tests—it is built to ensure water safety and withstand the test of time
