Sera Internal Sponge Filter L300 – Air-Operated Biological Filter for Aquariums up to 300 L Brit Spacious Interior: Ideal for small

Spacious Interior: Ideal for small to medium-sized birds like canaries

Match the tube length to your aquarium width for full coverage

MatrixCarbon™ should be placed so as to maximize the flow of water through it

Rockoflex is a specialized

Anthracite Grey matte) aquatlantis

Sera Internal Sponge Filter L300 – Air-Operated Biological Filter for Aquariums up to 300 L Brit Spacious Interior: Ideal for smallThe Sera Internal Sponge Filter L300 provides reliable, gentle filtration for aquariums up to 300 litres. It uses an air lift system powered by an external air pump to draw water through a fine pore sponge, removing debris while offering a large surface area for beneficial bacteria to colonise. Perfect for breeding tanks, fry rearing setups, shrimp aquariums, or any environment that requires low water flow and safe filtration. Key Features: Air driven