Alfagrog E25 20L Aquarium Filter Media and Decoration

HIGHLY POROUS FILTER MEDIA – Premium foamed ceramic filter substrate with an exceptionally high surface area, providing an ideal environment for beneficial bacteria to colonise. SUPPORTS BIOLOGICAL FILTRATION – Encourages the growth of nitrifying bacteria that help break down organic waste, supporting cleaner, healthier pond and aquarium water. INERT & PH NEUTRAL – Manufactured from durable foamed ceramic that is chemically inert and pH neutral, making it suitable for freshwater, marine aquariums and pond filtration systems. LIGHTWEIGHT & LONG LASTING – Strong yet lightweight ceramic media designed for long-term use in biological filters without compacting or restricting water flow. VERSATILE FILTER MEDIA – Suitable for a wide range of pond filters, aquarium filters and biological filtration systems. Supplied in irregular 10–45mm pieces for excellent water circulation.