The Evolution Aqua Detox Dechlorinator is a quick and simple method of filtering out harmful chlorine and other impurities from tap water. It is ideal for first fill, water changes and topups, for both ponds and aquariums. Theres no need to wait for chlorine to gasoff or to use liquid treatments. Simply fill up straight from the hosepipe via the Evolution Aqua Detox Dechlorinator. This unit simply connects to garden hose or rigid pipe work. Connectors are included. Higrade activated carbon removes chlorine, chloramine, bromine, malachite green, dyes, colours, humic acids, organics, proteins, antibiotics, hormones and ozone. Specifications. Size 30 in.