Made of food-grade materials,absolutely safe, The filter is the best choice for raising Shrimp and fishes.Sponge filters provide both mechanical and biological filtration.Simply install an airline to the tube and provide both aeration and filtration for your fish.Aerobic bacteria colonize the sponge providing a bacterial substance to facilitate the nitrogen cycle.Attached the filtration media box with 500g filtration media, The filter cartridge design can contain more filter and provide greater adhesion area for nitrifying bacteria, with better biological filtration effect【Max Tank Size: 40 Gallons】
1.The filtration media box is not install into the filter when sending out,customer need to self-assembly.
2.Just fill filtration media into 2/3 box, and DO NOT block the water inlet hole.
3.Make sure to use the tank water for filter sponge cleaning to avoid damaging the formed nitrifying bacteria.
The sponge traps larger waste particles mechanically cleaning the water without trapping baby fish.
They are useful for as breeding filter or as secondary filter.
Or they can be used as pre-filtration unit by fitting to an external or a top filter.
Squeeze the sponge filter in tank water or cold water for 5 mins for 1st using, easy to digest form colonies of bacteria.
Powkoo Air Pump Sponge Filter for Aquarium Fish Tank Up to 40 Gallons Cannister Filter QUQYSGLFY