Culligan 1000-R Water Filter, Carbon Block Filter Media

No-hassle, no-mess design for cartridge replacement. Simply twists off and on No IC-1000 icemaker/water dispenser filter with no tools and virtually no spillage of water to reduce lead, Cryptosporidium, Giardia, Lindane, Atrazine, sediment, chlorine and unpleasant tastes and odors. Up to 6-month/500 gal life depending on usage and water conditions.