Sera Internal Sponge Filter L300 – Air-Operated Biological Filter for Aquariums up to 300 L
Description
The 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:
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Air-driven sponge filter for aquariums up to 300 L
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Provides both mechanical and biological filtration
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Gentle flow – ideal for small or delicate fish and shrimp
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Fine-pore sponge captures debris without harming fry
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Silent, low-maintenance design
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Requires connection to a standard aquarium air pump (sold separately)
Usage Tips:
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Connect to an air pump using standard airline tubing.
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Rinse the sponge gently in aquarium water during maintenance (avoid tap water to preserve bacteria).
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Clean or replace the sponge when water flow is reduced.
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Ideal as a primary filter in smaller setups or as a supplementary filter in large aquariums.
Delivery & returns
Free delivery across Malta on orders over €35. Orders are prepared at our shop in Ħ'Attard. See our shipping and refund policies for timings and conditions.