The multistage filtration ensures a great user experience. The advanced Waterdrop Undersink Water Replacement Filter employs an UF membrane with a filtration accuracy of 0.01 μm, reducing most of pollutants such as chlorine, taste and odor, rust, sediment, and other heavy metals.[2] You don’t have to worry about the safety of the filtered water. The filter also retains minerals that are essential to your body, such as calcium, potassium, sodium, and magnesium. Enjoy fresh water with Waterdrop. Essential minerals Calcium is one of the most abundant metal elements in the human body. It plays a vital role in the physiological and biochemical processes of organisms and cells. Potassium is vital for the functioning of all living cells. It helps maintain a normal heartbeat and the blood’s pH level. It is also an important element in the synthesis of protein. Sodium can stimulate nerves and muscles, regulating osmotic equilibrium and pH and promoting the absorption of nutrients such as glucose and amino acids. Magnesium is one of the most abundant elements in the human body. It stabilizes muscle health and nerve function and helps maintain a normal heartbeat. 【Compatible model】Compatible Replacement Filter for Waterdrop 10UA under sink water filter system , 10UA-UF under sink water filter system, 10UB under sink water filter system , 10UB-UF under sink water filter system. This undersink filter brings you purified water from your original faucet or your dedicated faucet. Get easy access to clean, safe, and healthy purified water with Waterdrop! 【Ultra-long Service Life】When Used With Municipal Water, Each Undersink Water Filter Has a Maximum Service Life of 1 Year or 8,000 Gallons. 【Innovative multistage filtration】 The Under sink Water Filtration system uses innovative multistage filtration. Tested by third party laboratory against NSF/ANSI 42 standard, it can reduce chlorine, taste and odor. And it can effectively reduce heavy metals, chemical pσllutant, sediment and other large particles.[2] Tested by third party laboratory against NSF/ANSI 53 standard, it can reduce lead. Enjoy healthy and pure water straight from your tap – no need to buy bottled water anymore! 【Superior material】 With a filtration accuracy of 0.01 μm, the Ultrafiltration membrane filters out most of baçtёria larger than 0.01 μm. 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. 【Money-saving】On average, by spending only $0.07 per year (7cents per day) for the undersink filter replacement, you and your family can enjoy safe and clean water.