【2-Stage, 6-Layer Filtration】 All the filtration elements passed NSF 42&53 Standard. The 1st stage-pp layer (10-micron) of the under sink water filter removes particles such as sediments, dirt, and rust from water. The 2nd stage (0.5-micron) made from extruded top-grade activated coconut shell carbon block blended with ion-exchange material and DFA(De-Fluorine Agent) can effectively reduce chlorine, lead, fluoride, heavy metals, VOCs, bad taste & odor and other harmful contaminants from water. Do not reduce TDS! 【DIY Install & Sturdy Construction】Compatible with standard US kitchen sink (Both 3/8” NPT and 1/2”). Include a 3/8” T adapter and an stainless steel drinking water faucet with brushed nickel finish. Everything needed for installation is included! DIY installation in 5 min! Please use a 1/2” metal bit to drill for the countertop hole. Unlike other brands that use cheap and fragile plastic fittings, Frizzlife water filtration utilizes durable lead-free brass fittings. Please note: This system is designed for COLD WATER USE ONLY. 【Green Choice and Easy Replacement】Different from other brands that replace the whole plastic cartridge, the Frizzlife water filtration system only requires you to change the inner core filter. It remarkably cuts down the plastic waste and lowers the future replacement cost. With the Auto Shut-off design, the replacement only requires a simple twist without cutting off the water supply. Besides, the system does not produce any wastewater. Search “SED15R” and “CB15R” for the replacement filters. 【Fast Water Flow & Multi-Usage】The flow rate of the DW15F under counter water filter system can reach up to 1.5 gallons per minute@60psi. Fetch a cup of fresh and great-tasting water in 3 sec home! The undersink water filtration can be installed in your kitchen, office, bathroom, RV, and much more. With the IMC-1 ice maker kit (B07R7NH55L), it can simultaneously deliver purified water to your kitchen sink and refrigerator/icemaker. Get inexhaustible crispy and crystal ice cubes! 【Mineral Keeping & 24/7 US Support】The DW15F under sink water filter system does not remove any healthy minerals including potassium and calcium from water but only removes harmful substances, providing you with healthy, fresh and much greater tasting water. Pre-Purchase Check: The dimensions of the DW15F are 9.9"L x 4.9"W x 19"H，ensure you have sufficient under-sink space for DW15F. Frizzlife DW15F Under Sink Water Filter System can effectively reduce large particles such as sediments, dirt, rust, chlorine, lead, fluoride, heavy metals, VOCs, bad taste & odor and other harmful contaminants from water. DIY installation in 5 min! Frizzlife water filtration system only requires you to change the inner core filters.