What is HydroPlex? A scientifically-created copper-free, antibiotic-free formula that works against parasites and microscopic organisms in aquaria and ornamental ponds. It is highly recommended for dip regimens to clean new arrivals of parasites and bacteria and for treating diseased fish. HydroPlex's important qualities are: It's effective against disease. It's safe, easy to use and contains exclusive formulations from Ruby Reef. It works using 3 levels of control against molds, fungi, bacteria, parasites and more. With a shelf life of 5-10 years, it's the perfect product for long-term use! HydroPlex does NOT have copper, antibiotics, formaldehyde, malachite green or methylene blue in it. It is the result of a 3-member team of Ruby Reef, an R & D partner, and a research institution. Make use of HydroPlex for dips, hospital and quarantine tanks, marine and tropical fish, koi and goldfish, new and old ponds (