LANDEN Aquarium Filter BioBall Biological Ball Filtration Medium 1L…

LANDEN BioBall is a spherical-shaped filter media with a hollow cavity. It has a large surface area and abundant pores, providing ample space for beneficial bacteria to attach, ensuring that nitrifying bacteria can quickly attach to the ball, forming effective biological filtration, purifying nitrite and ammonia nitrogen from the water, and providing powerful filtration for your aquarium. LANDEN BioBall is stable, will not affect PH and GH values, and can be reused after rinsing; suitable for freshwater and saltwater aquariums.