Juwel Cirax is a large-size ceramic filter media designed for the Bioflow 6.0 Standard/H aquarium filter system. This specialized ceramic granulate provides effective biological filtration for maintaining a healthy aquatic environment. Key features: • Compatible with Juwel Bioflow 6.0 Standard/H filter systems • Made of high-quality ceramic granules • Large size (L) for optimal filtration capacity • Provides biological filtration for aquariums • Durable and reusable filter media • Housed in a convenient filter cartridge The Cirax ceramic granules create an ideal environment for beneficial bacteria to colonize, helping break down harmful waste products in your aquarium. The large surface area of the ceramic material maximizes biological filtration efficiency. The filter cartridge is designed for easy installation and maintenance in compatible Juwel filter systems. Regular cleaning and maintenance of the filter media is recommended for optimal performance.