The iSpring CT10 countertop filter combines four different filtration medias in a single cartridge and housing. The filter combines activated carbon, dual layered sediment filtration, KDF media and calcite to deliver the best drinking water possible from a single convenient cartridge. The CT10 effectively reduces chlorine, lead, arsenic and sediment, VOCs, among other contaminants. The included faucet adapter comes with multiple thread sizes to fit nearly any kind of tap. Installation and removal of the filter is quick and easy, making it a great choice for permanent and short term uses alike. The filter comes with a 30 day money back guarantee, 1-year manufacturer's warranty and lifetime support from iSpring in Alpharetta, GA at (678) 261-7611. If you are in the market for a simple but effective drinking water solution, the CT10 makes an excellent choice.