Amtra German Ancai Hollow Quartz Ball Filter

A variety of beneficial minerals provide a healthy environment for small fish. Rich in various trace elements to promote aquatic metabolism, accelerate growth, enhance biomass, and induce color.

Rapidly absorbs and purifies water quality, adsorbing harmful substances and heavy metal ions in the water to ensure the aquarium water is clean and clear.

Rapidly absorbs and purifies water quality, adsorbing harmful substances and heavy metal ions in the water to ensure the aquarium water is clean and clear. The core forms a special oxygen-containing environment, accelerating water adsorption in the filter media, reducing the concentration of ammonia nitrogen, nitrates, and nitrites in the water, and promoting the establishment of a nitrification system to cultivate a large number of active bacterial colonies.