Waterdrop 15Ub-Uf 0.01 ?m Ultra Filtration Under Sink Water Filter, Usa Tech ?Ultra-long service life?When used with municipal water, each undersink water filter has a maximum Chlorine reduction service life of 24 months or 16,000 gallons.[1] Superior Material: With a filtration accuracy of 0.01 ?m, the Ultrafiltration membrane filters out most of bact?ria larger than 0.01 ?m. Activated carbon block and other advanced filter media ensure efficient and safe filtration. Specially selected premium materials are lead-free. The BPA-free, lead-free material ensures more reliable use from the inside out. The activated carbon is made from natural coconut shells. Please confirm whether you are allergic to it. Innovative Multistage Filtration: The Waterdrop Direct Connect Under Sink Water Filter System uses innovative multistage filtration. Tested by third party laboratory against NSF/ANSI 42 standard, the water filter can effectively reduce chlorine, taste and odor. And it can effectively reduces heavy metals, chemical i?purity, sediment and other large particles.[1] Tested by third party laboratory against NSF/ANSI 53 standard it can reduce lead. 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. Premium Dedicated Faucet: The under sink water filter system comes with a lead-free brushed stainless steel faucet, providing you with access to clean water throughout the day. For separate drinking faucet you already have, WD-15UC-UF system ( Search ASIN: B085G9TZ4L ) would be a better choice. Easy Installation: This under sink water filter system should be connected only to a cold water supply. With innovative push-to-connect fittings, installation takes less than 3 minutes. The twist-and-lock design helps you replace the filter in 3 seconds without any tools. The under sink water filter system comes with a feed water adapter that can connect to the tubing. The 3/8???1/2?? convertor fitting can connect this system to 1/2?? or 3/8?? cold water lines and faucets. Fast Flow Rate Multiple Uses: The tested full flow rate of this under sink water filter system is 0.75 gpm at 60 psi. The fast and stable water supply provides pure and fresh water that tastes like spring water. Developed for household and commercial use, Waterdrop Under Sink Water Filter System can be installed in your kitchen, RV, or office to meet your daily water needs. With its exquisite design and small size, it is the best choice for a rented apartment.