Waterdrop Under-Sink Filter: Removes PFAS, Lead, Chlorine & Odor, NSF/ANSI 42 Certified

Everything Important At A Glance

Highly Compatible Replacement Filter

Our replacement filter is suitable for faucets with 1/2" or 3/8" female NPT threads. For a female threaded connector, please contact us before making your purchase.

Affordable Savings

Buy our replacement filters for less than $25.99 each, and save over 50% on subsequent use. Search for "B085G66JTZ" on Amazon.

Comprehensive After-Sales Support

Waterdrop backs the high-end technical performance of the WD-10UA filter with a comprehensive prorated performance service. Contact us if you experience any quality issues.

Deep Filtration and Certification

This filter efficiently reduces PFAS, PFOA/PFOS, rust, lead, chlorine, heavy metals, chemical impurities, and sand through thorough purification. IAPMO certified against NSF/ANSI 372 and 42 standards, lowering lead and improving taste and odor.

Easy Installation and Innovative Design

Using cold water only, the filter can be installed in just three minutes with a twist-and-lock construction. The push-to-connect fittings allow for a three-second replacement. Connect to standard 3/8" feed water valves with a 3/8" line, and use a 3/8"-1/2" converter for 1/2" cold water pipes.

Enhanced Filtration and Long Lifespan

The upgraded filtration area provides a 20X increase in dirt adhesion, enhancing filtration while minimizing clogging risks. Each filter system lasts up to 12 months or 8,000 gallons. Before vacation, store filters in sealed plastic bags in the refrigerator (not freezer) for freshness.

Filter Replacement

Upgrade your filter system with a UF filter or MZ filter to meet your water needs. Compatible with multiple filters, ensuring a long lifespan for your household's water purification needs.