Pelican Water PDF-RF Premium Countertop/Undercounter Drinking Water Carbon Replacement Set Filter, Gray Filters over 60+ contaminates, including chlorine, chloramines, lead, cysts and mercury Provides healthier, great tasting water NSF 42 and 53 certified performance Easy maintenance lasts up to 450 Gal./6 months Installation is quick and easy, filter can be changed in minutes This is a Pelican Water replacement part Part Number PDF-RF