Biochemical cotton filter, sponge filter for turtle and aquarium tank, not including a water pump.

This is a Biochemical Cotton Filter that is specifically designed for use in turtle water tanks and aquariums. It serves as a medium for filtering out impurities in the water, acting as a sponge filter that does not require a water pump.

Multi filtration function: This sponge aquarium filter integrates biological filtration, oxygenation, and physical filtration, while also ensuring low water flow and excellent water quality. Help your little fish or shrimp live a happy and healthy lifeDetachable fine sponge: You can easily remove the sponge from the filter for cleaning or replacement. The sponge is not rough, which means more surface area for beneficial small organisms to survive. Do not use tap water to clean it, just rinse it with aquarium water or squeeze the spongeEasy to use: All components of the filter are detachable, and you can easily assemble them together. With 2 powerful suction cups, you can firmly stick the filter to any water tank position underwater without floating. The water outlet pipe can be extended and rotated, and the water outlet can be adjusted above or below the waterlineMake your fish happy and the aquarium crystal clear As is well known, turbid water tanks are common due to the recycling of small organisms in water tanks. Healthy aquarium small organism recycling will make the water in the aquarium clearer and of good quality, thereby enabling your small fish, shrimp, and other aquarium pets to live a healthy and happy life. This biological sponge filter will help beneficial nitrifying microorganisms survive and grow. This in turn decomposes ammonia into nitriThe Beautiful Ball of Bioceramics Media balls provide a surface for bioburden, and useful small organisms can live quickly. The filter bag includes a small bag of ceramic beauty balls. Small size 0.25 pounds, medium size 0.27 pounds.You can also replace this ceramic medium with other media such as carbon and ammonia absorbers You can take all measures to keep the water clean, which is beneficial for your aquatic pets and plants. It is recommended to replace the ceramic dielectric ball every 6 months or when you notice poor water permeability.Fine Sponge - Home to Microorganisms The sponge we use is very fine and has strong water absorption, which will provide more surface area for beneficial micro organisms. microbiota must adhere to a fixed surface to form a biological layer before nitrogen cycling can occur. How long should I replace the sponge? Replace the sponge every three to six months, or when the sponge wears out. It is best to replace them once, with an interval of one week or more.