NSF/ANSI 42 Certified Under-Sink Filter for Kitchen Faucet, Removes Lead & Chlorine

Ultra-Long Service Life: When used with municipal water, each under sink water filtration system has a maximum service life of 24 months or 16,000 gallons. Store filters in separate sealed plastic bags in your refrigerator (not the freezer) before vacation to keep them fresh for up to 30 days.

Innovative Multi-Stage Filtration: The Waterdrop Direct Connect Under Sink Water Filtration System utilizes innovative multi-stage filtration, effectively reducing PFAS, PFOA/PFOS, lead, chlorine, heavy metals, chemical impurities, sediment, and other large particles. Enjoy healthy and pure water straight from your tap—no need to buy bottled water anymore.

Solve Clogging Problem: By upgrading the filtration area, our filter now provides a 20X increase in dirt adhesion area, enhancing filtration capability while minimizing the risk of clogging.

IAOPM Certified Filter: Made from premium BPA-free and lead-free materials, the under sink water filter is certified by IAOPM against NSF/ANSI 372 Standard, ensuring reliable use from inside to outside. The filter is also certified by IAOPM against NSF/ANSI 42 Standard, effectively reducing chlorine and taste and odor. Tested by a third-party laboratory against NSF/ANSI 53 standard, it can reduce lead. For certification details, search "WD-15UA" on IAOPM’s official website.

Easy Installation: The system should be connected only to a cold water supply. With innovative push-to-connect fittings, the entire installation process takes less than 3 minutes. The twist-and-lock design allows you to replace the filter in just 3 seconds. The system includes a 3/8” hose with a direct connection that adapts to standard 3/8” feed water valves under US sinks. The 3/8’’–1/2’’ convertor fitting helps you connect the system to both 1/2” and 3/8” cold water lines and faucets.

Fast Flow Rate & Multiple Uses: The system provides a fast and stable water supply, offering pure and fresh water that tastes like spring water. Tested at a full flow rate of 0.75 gpm at 60 psi, it is developed for both household and commercial use. Ideal for drinking, cooking, skincare, and cleaning, this under sink water filter system can be installed in your kitchen, bathroom, RV, or office to meet your daily water needs.