[Water Filtration for 3 Months] The Ciano filter pack, a replacement consumable for your CIANO filter, is ideal for excellent filtration of your fish tank. This pack brings you peace and quiet for a duration of 3 months. It contains 1 Water Foam Coarse + 1 Water Foam + 6 Water Pad + 1 Water Bio-Bact + 3 Water Clear & Protection, which complements each other for an always clean aquarium [Effective for Clear Water] Your fish water will be free of all impurities and odors so that your fish swim in clear and pure water. The blue cartridge (water clear & protection) removes harmful substances for your fish, keeps the water crystal clear, colourless, odourless and prevents the appearance of algae. The green cartridge (water bio-bact) has a very porous surface, perfect for the colonization of bacteria to maintain the ecosystem of your aquarium. High density water foam traps particles and visible waste from your aquarium [Maintains Ecosystem] These cartridges ensure mechanical, biological and chemical filtration of your aquarium to maintain an optimal ecosystem for your fish [Easy to Install] Designed to be installed easily, this XL size pack is compatible with Ciano CFBIO XL filters [Aquarian Specialist] Ciano offers a complete selection of quality and innovative equipment: different ranges of aquariums, filtration and lighting solutions, accessories and decoration.