About This [Protect Your Family and Household Appliance from Lead and More] Our 2nd stage filter (FCRC15B) lead removal filter is specially designed for reducing lead. This filter features a high filtration capacity of 50, 000 gallons of lead-loaded water, effectively reducing lead level from as high as100 ppb to 15 ppb (the EPA standard for drinking water) and less. [Premium Quality] The first stage CTO Carbon Block filter(FC15B) is made of high quality coconut shell carbon for maximum filtration efficiency and filter life. It is tested by an independent third-party to meet NSF/ANSI standards. The filter has a capacity of 50, 000 gallons of water, enough to supply a family of four with clean water for half a year. [DIY Installation and Maintenance] Refer to our manual and our helpful YouTube videos for easy DIY installation to splice in this Point-of-Entry (P. O. E. ) system into your home's main water line. With 1” NPT inlet/outlet and 10” x 4. 5” filter cartridges, the system has minimum impact on water flow (up to 15 GPM) and requires minimum maintenance. [Top-Notch Customer Service] Backed by a 30-day money-back guarantee. 1-year manufacturer warranty and extended upon registration at iSpring. Lifetime tech support from Atlanta, GA. [TDS Note] Unlike an RO system, this system will NOT reduce Total Dissolved Solids (TDS), and instead keeps healthy minerals in your water. If you are interested in a filter that removes TDS, please consider our iSpring RO systems. Overview Brand : iSpring Special Feature : Chlorine Reduction, NSF certified Product Dimensions : 16"L x 8"W x 18"H Material : iron Capacity : 50000 Gallons Included Components : 1 Carbon Block filter, 1 Lead Removal filter, installation kit Package Information : Canister Installation Type : DIY Purification Method : Mechanical filtration, Chemical Absorption, Ion Exchange Power Source : Manually Operated