Quartz Ball Bio Filter Media for Aquariums 200g or 500g

Product OverviewQuartz Ball Bio Filter Media provides a porous surface for beneficial bacteria in your aquarium filter. These hollow quartz balls promote biological filtration and help maintain clean, healthy water for your fish and plants. Available in 200g and 500g packs for versatile filtration needs.Key Features Biological filtration media for most aquarium filters Hollow spheres increase surface area for bacteria Available in 200g or 500g packs Easy to rinse before first use How to Use Rins