1. Many people think that the filter material only filters the water quality, but in fact the filter material is quite a room
Seed is the bigger the house where nitrifying bacteria live, the more nitrifying bacteria cultivated, the more nitrifying bacteria
More, the clearer the water
2. Nano-level bacteria culture filter material, densely developed microporous system on the surface is the residence of nitrifying bacteria
In a good place, the water quality will be clear only if the nitrifying bacteria in the fish tank is cultivated