OsAtNb 100pcs bio Balls for Aquarium Internal Filter 240L/H Reptiles Turtle Tank Fish Waterfall Low Water Level Cycle Clean Pump Filtration (100pcs balls)

【Application】:0.62inch small size Bio balls Suitable for all kinds of aquarium filter and fish tank sump,pond filter Canister such as Hang on back filter,top filter and aquarium bottom filter etc. 【Provide Health environments】:Bio balls cultivate beneficial-bacteria and provide an anaerobic environment, reducing the content of nitrates in water,Stabilize PH,clarify your water naturally. 【Scientific ecological cycle】:Bio-balls media provide a home for beneficial-bacteria where they can promote gas exchange and increase dissolved oxygen levels and form a good ecological cycle. 【Multifunctional】:Bio balls helps increase oxygen, adjusting pH, Promote fish metabolism,releasing and absorbing trace elements, effectively water quality improvement, 【Feature】:100pcs bio balls, 16mm/0.62inch, Suitable for Saltwater and freshwater environments.