removing the tastes and odors of organic and industrial chemicals >Fits into any industry standard 10 inch 20 inch housing >This filter is ideal for a standard Reverse Osmosis Water Filtration Unit or any type of Water Filtration Unit with a 10 inch 20 inch housing >This filter is wrapped and sealed and meets NSF (National Science Foundation) Standards and Regulations >High-grade, NSF-certified activated coconut shell carbon >Effectively removes liquid organic compounds, particulates, rust, chlorine and odor. >100% Factory checked ready for quick and reliable installation.