IAPMO Certified Safe Material: Made from premium BPA-free and lead-free materials, the under sink water filtration system is certified by IAPMO against NSF/ANSI 372 Standard, ensuring reliable use from the inside out. To look over the 42&372 certification, please search "WD-17UA" on IAPMO 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 ensures that you can replace the filter in 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 3/81/2convertor fitting helps you connect the system to both 1/2 and 3/8 cold water lines and faucets.
Fast Flow Rate & Multiple Uses: The fast and stable water supply provides pure water that tastes like spring water. The tested full flow rate is 0.75 gpm at 60 psi. Developed for household and commercial use, the Under Sink Water Filter System can be installed in your kitchen, bathroom, RV, or office to meet your daily water needs.
NOTE: At least 21.5" of vertical under sink space is required to install this filter!
TDS is not a professional way to measure the water quality. Essential Minerals, Calcium, Potassium, Sodium, Magnesium... These essential minerals are dissolved solids, PPM will not be dropping if you test with a TDS meter. Waterdrop under sink water filtration system is keeping all those minerals, but removes elements that are harmful to your body.
Note: The activated carbon is made from natural coconut shells. Please confirm whether you are allergic to it.