Key Features

• 9-STAGE FILTER WITH ULTRAFILTRATION: Waterdrop under sink water filter TSB-UF features 0.01μm ultrafiltration membrane plus precise KDF and ion-exchange resin layers — effectively reducing chlorine, taste & odor, fluoride, heavy metals, rust, sediments, sand, silt, large particles, and more impurities. NOTE: DO NOT reduce TDS.
• DUAL-FAUCET CONVENIENCE: Get a fast, steady flow (11.5oz in 5 seconds) — from a lead-free, brushed stainless-steel faucet. One main tap handles daily washing, while a dedicated faucet enhances the flavor of coffee, tea, meals, and even your pet's drinking water.
• QUICK & EASY INSTALLATION: This under sink water filter can be installed in just 3 minutes, and its filters can be swapped in only 3 seconds.
• It works with both 1/2" and 3/8" tubing for effortless under-sink installation.
• HIGH-EFFICIENCY ADSORPTION SURFACE: Featuring a 20× larger accordion-style filtration surface for powerful adsorption and anti-clogging performance, this under sink water filtration system delivers consistently high filtration efficiency and longer service life.
• LONG-LASTING FILTER LIFESPAN: Enjoy up to 6 months on the PP pre-filter and up to 12 months on both the granular carbon and UF membranes.
• Before vacation, seal and refrigerate your filter (not freeze) to keep it fresh for up to 30 days. *Actual lifespan varies by local water quality and usage.
• ROBUST & SAFE STRUCTURE: Engineered for ultimate durability, Waterdrop under sink water filter withstands 400 PSI burst pressure, 100k+ pulse tests (150 PSI), and 300 PSI static pressure — ensuring crack-proof, leak-free operation.
• CANNOT FILTER WELL WATER: This system is designed for Municipal Tap Water. If using well water as the source, please make sure the feed water has been through a pre-filtration system. For the solution with a pre-filtration system, please search for WD-PFK.
• CANNOT FILTER HOT WATER:Only a cold-water source should be used to power the filter.

Specifications