QUARTZ BIO-RING Ø2xH2cm-20kg

Quartz Bio-Rings are high-quality biological filter media made from natural quartz sand and processed at very high temperatures for maximum durability and performance. Their highly porous structure provides a large surface area for the growth of beneficial bacteria, contributing to the effective breakdown of ammonia and nitrites. Their special design ensures excellent water flow within the filter, while their durable construction offers long-lasting, reliable operation. Suitable for all biological filtration systems in freshwater and saltwater aquariums.