Compatible Replacement Filter for Waterdrop 15UA under sink water filter system (WD-15UA), 15UB under sink water filter system (WD-15UB). Compatible with all three methods of connection, this undersink filter brings you purified water from your original faucet, your dedicated faucet, or your refrigerator. Get easy access to clean, safe, and healthy purified water with Waterdrop! 【Ultra-long service life】When used with municipal water, each Undersink Water Filter has a maximum service life of 2 years or 19,000 gallons.[1]
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