Kraus KPF-2620SS Modern Oletto Single Lever Pull Down Kitchen Faucet, Stainless Steel All-Metal Body for Maximum Durability Easy DIY QuickDock Top Mount Installation Codes/Standards Applicable: cUPC (UPC&CSA), NSF 61, NSF 372, AB1953, EPA, CALGreen, MASS, FTC, DOE, CEC and ADA High Performance / Low Flow Neoperl Aerator w/ Easy-Clean Rubber Nozzles to Prevent Hard Water Build-Up Kerox Ceramic Cartridge (tested w/ 500,000 cycles)