Ocean Free Hydra 20 Internal Filter size-1-8kg Suitable for small tanks up

Suitable for small tanks up to 50L

The high Vitamin D3 yield index ensures vitamin D3 photosynthesis to aid calcium absorption and prevent metabolic diseases

it proves particularly effective in feeding fish not familiar with prepared foods (wild caught fish) and fish with high nutritional demands

Eight different types of flakes contain i

Ocean Free Hydra 20 Internal Filter size-1-8kg Suitable for small tanks upThe Ocean Free Hydra 20 internal filter uses Hydro Pure technology to ensure your tank has stable water quality while being environmentally friendly. By filtering through the Hydras 3 step process, the Hydra will turn your ammonia, nitrate, nitrite and phosphate into biologically clean water. Suitable for tanks 50 100L.