The aquarium filter water cube is made of activated carbon, dense grid hole structure.
It can absorb 99% of harmful bacteria in the aquarium, as well as odor.
It can effectively reduce the nitrate bacteria in the aquarium and adjust the PH value.
It can also absorb the organic waste in the aquarium.
Change or clean every 3 or 6 months, save to your energy and time.
Great filtration material.
1. Rinse clean and then use;
2. Please don't put the black mesh downwards, otherwise the mesh will be clogged up;
3. rince or replace every 3 or 6 months, or when you find the filtration effect is lower.