The Rainshower CQ-1000 connects quickly and easily in-line with most existing showerheads, providing all the health benefits of Rainshower dechlorinated water in your shower. Rainshower’s CQ-1000 dechlorinating shower filter provides a long lasting solution to the problems associated with exposure to excessive amounts of chlorine. Its specially-formulated KDF ®-55 filter media effectively removes 90% or more of chlorine from shower water. Once in contact with the KDF ®-55, chlorine in the water converts into an environmentally safe and harmless soluble chloride.