Aquarium Pneumatic Sponge Filter (XY-2890/2891/2892/2983, Biochemical Cotton)

Give your fish and fry clean, filtered water with this time-tested Pneumatic Sponge Filter! 🫧

• 💨 Air-Driven Filtration - connects to an air pump for reliable, energy-efficient biological filtration.
• 🧫 Biochemical Cotton Media - porous sponge supports massive beneficial bacteria colonies for natural water purification.
• 🐟 Safe for Fry & Shrimp - gentle suction prevents accidental intake of small or delicate fish.
• 🔄 Multiple Compatible Models - fits XY-2890, XY-2891, XY-2892, and XY-2983 filter bodies.
• 🛠️ Easy Maintenance - sponge detaches easily for quick rinsing and long-term reuse.