XY-1881 Black Biochemical filter sponge Media Block Foam pads Aquarium Fish Tank Filter Sponge
Black Biochemical filter sponge Media Block Foam pads Aquarium Fish Tank Filter Spong
XY-1881 Black Biochemical filter sponge pads Intake Filter Sponge, Aquarium Fish Tank Filter Sponge
Biochemical Filter Sponge
Great water absorption and more durable
1.The biochemical sponge takes polyurethane as the raw material producing different sizes of parasitic holes like a honeycomb after hole breaking treatment. It's a suitable environment for growing nitrifying bacteria.
2. Before using the sponge, soak it with the water in tank. Then put the biochemical sponge in the lower layer of filter tank while the filter sponge in the upper one. This is good for cultivating nitrifying bacteria，3.Biochemical sponge, used in the filter-tank, is mainly for cultivating nitrifying bacteria. It's used to decompose excreta, feed residue and harmful substainces in water, aimed at improving the oxygen content of water and reducing the death of fish.
4.The sponge can be cut according to the size of the filter-tank.