FREE shipping to

The Waterdrop TST-UF is a 0.01μm ultra-filtration under sink water filter made of durable 304 stainless steel, designed to directly connect to your kitchen faucet. With 6 layers of filtration materials, it effectively removes 99.99% of contaminants larger than 0.01μm, including chlorine, heavy metals, and odors, while retaining beneficial minerals like calcium and magnesium. Delivering a fast 1.59 GPM flow rate, it fills an 8 oz cup in just 2.3 seconds, making it perfect for cooking, coffee, and baby formula. The system features long-lasting filters with up to 24 months of service life, versatile installation options, and eco-friendly design that reduces plastic waste. Stylish, sturdy, and easy to install, it provides cleaner, fresher water without reducing TDS.
This product doesn't have any reviews yet.

The Waterdrop TST-UF is a 0.01μm ultra-filtration under sink water filter made of durable 304 stainless steel, designed to directly connect to your kitchen faucet. With 6 layers of filtration materials, it effectively removes 99.99% of contaminants larger than 0.01μm, including chlorine, heavy metals, and odors, while retaining beneficial minerals like calcium and magnesium. Delivering a fast 1.59 GPM flow rate, it fills an 8 oz cup in just 2.3 seconds, making it perfect for cooking, coffee, and baby formula. The system features long-lasting filters with up to 24 months of service life, versatile installation options, and eco-friendly design that reduces plastic waste. Stylish, sturdy, and easy to install, it provides cleaner, fresher water without reducing TDS.

The Waterdrop 15UA under sink water filter system features multistage filtration to effectively reduce PFAS, PFOA/PFOS, lead, chlorine, heavy metals, chemicals, sediment, and bad taste and odor, providing pure, great-tasting water directly from your tap. Certified by IAPMO against NSF/ANSI 42, 53, and 372 standards, it is made from BPA-free and lead-free materials for safe, reliable use. With a long service life of up to 24 months or 16,000 gallons, it offers excellent cost efficiency with replacement filters priced under $35.99. The upgraded filtration area minimizes clogging risks, while the fast 0.75 GPM flow rate ensures a steady supply of clean water for drinking, cooking, skincare, and cleaning. Easy to install in 3 minutes with push-to-connect fittings and a twist-and-lock design for 3-second filter replacement, this system fits both 3/8" and 1/2" cold water lines and is suitable for kitchens, bathrooms, RVs, and offices.

This water filter for sink faucet does not reduce TDS. It is compatible with standard faucets only. Not compatible with pull-out, handheld, spray-style, or sensor-activated faucets. Please refer to the product images for detailed compatibility information. If you're unsure whether your faucet is compatible, feel free to send us a photo before purchasing.

𝐀𝐭𝐭𝐞𝐧𝐭𝐢𝐨𝐧!!!Please note that the filter is pre-installed and ready for use upon receipt. There is no need to disassemble it. The included wrench is provided for future filter replacements.
