Waterdrop 17UA 3 Years Under Sink Water Filter, Under Sink Water Filtration System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Under Sink Water Filter, NSF/ANSI 42 Certified, 24K Gallons

Waterdrop was founded in 2015 with a commitment to improving global drinking water quality. Dedicated to meeting global household water needs, ensuring water safety, and contributing to human well-being, Waterdrop provides filtered water access to people worldwide.

• ‌Faucet Compatibility: Designed for faucets with 1/2" or 3/8" female threads. If a female threaded connector is required for your setup, please contact us before purchase.
• Replacement Value & Use Conditions: Each WD-RF17 replacement filter is priced under $44.99 and is described as helping reduce ongoing replacement costs by over 50%. The system is intended for municipal tap water and cold water only (not for well water or hot water).
• Service Life & Storage Tip: When used with municipal water, each filter is rated for up to 36 months or 24,000 gallons, with actual lifespan varying by local water conditions. Before vacations, store filters in sealed bags in the refrigerator (not the freezer) for up to 30 days.
• Filtration Performance & Certifications: IAPMO tested to NSF/ANSI 42 for reduction of chlorine, taste, and odor. Additional testing reports indicate reduction of certain VOC-related compounds (including chloroform, benzene, chlorobenzene, chloropicrin, and styrene), removal of sediment and rust, and third-party testing to NSF/ANSI 53 for lead reduction. It is also described as reducing PFAS (including PFOA/PFOS). Made with BPA-free and lead-free materials and IAPMO certified to NSF/ANSI 372; certification details can be viewed by searching “WD-17UA” on the IAPMO website.
• Anti-Clog Design & Easy Setup: An upgraded filtration area is described as providing about 20× more dirt-adhesion area to help improve performance while reducing clogging risk. Installs on a cold water supply using push-to-connect fittings in about 3 minutes, and the twist-and-lock design supports filter changes in about 3 seconds. Includes a direct-connect 3/8" hose for standard under-sink feed valves plus a 3/8"–1/2" converter for common cold-water lines and faucets.