Lotsdonxia 100 Pcs Bio Balls Filter Media, 1.6cm Porous Aquarium Bio Balls, Plastic Spherical Fish Pond Cleaner for Fish Tanks, Ponds & Waterfalls (Black)

• SUPERIOR BIO-FILTRATION – High-porosity design maximises surface area for nitrifying bacteria colonisation, converting toxic ammonia into safe nitrates for healthier aquatic ecosystems.
• CRYSTAL-CLEAR WATER GUARANTEE – Effectively traps organic debris while promoting beneficial bacteria growth, restoring natural water balance for fish health and vibrant tank aesthetics.
• VERSATILE WATER SYSTEM USE – 1.6cm diameter balls fit all standard filters: ideal for aquarium sumps, pond bio-filters, waterfall boxes, and canister filters (freshwater/saltwater compatible).
• SPACE-EFFICIENT DESIGN – Compact spherical shape maximises filtration capacity in tight spaces, solving limited filter chamber issues common in UK-sized aquariums and patio ponds.
• 100-PACK COMPLETE KIT – Maintenance-free solution includes 100 pre-washed bio balls (no rinsing needed) – sufficient for 200L+ systems or multiple filter refreshes.

Lotsdonxia 100 Pcs Bio Balls Filter Media, 1.6cm Porous Aquarium Bio Balls, Plastic Spherical Fish Pond Cleaner for Fish Tanks, Ponds & Waterfalls (Black)