Sunsun 500g Hollow Quartz Balls Media Aquarium Fish Tank Pond Filter Water Tests & Treatments Whole set of European pine

Whole set of European pine and rocks fish tank decoration set in one package

It is easy to use

1 X Aqua One Aquis 500 Canister Filter

The cover lifting design is convenient to view the filter cotton and easy to maintain

Sunsun 500g Hollow Quartz Balls Media Aquarium Fish Tank Pond Filter Water Tests & Treatments Whole set of European pineProduct Description: The hollow quartz spheres are made by mixing high quality quartz, kaolin, and other materials, then sintered at high temperatures. The hollow structure of this product accelerates the reproduction of anaerobic bacteria. The numerous micropores can adsorb harmful substances in the water and fine residues that the filtration system cannot filter, helping to maintain long lasting cleanliness in the tank. It also helps stabilize the