Sukh Bio Ceramic Media Balls - 2 Bags Advanced Biological Filter Media for Rapid Cycling,425g High-Density Nano-Tech Spheres for Aquarium, Sump, Koi Pond & Freshwater Filters

Extensive Filter Compatibility: Compatible with all popular canister filters including 106-406, 104-405 series, as well as HOB filters, sumps, and more. This pack includes 2 reusable mesh bags and 425g (15 oz) of multi-color bio balls, offering a complete ready-to-use biological filtration upgrade for both freshwater and saltwater aquariums

Advanced Bio-Filtrationr: The porous hollow design maximizes surface area, effectively reducing ammonia and nitrate levels while supporting the nitrogen cycle. Enhances water clarity, controls odors, and maintains a healthy aquatic environment for fish,and corals without altering pH or water chemistry

High-Efficiency Open-Flow Design: Engineered with a hollow spherical structure and porous surface to improve water circulation and oxygen exchange. This boosts aerobic activity, optimizes contact time, and prevents clogging—resulting in superior biological filtration and long-term system stability

Easy-to-Use Media Bags: Includes 2 fine mesh bags that keep media contained, tidy, and easy to place in any filter compartment. The loose media format allows flexible use in canister filters, sump tanks, hang-on-back filters, or media reactors. Simply rinse before use—no breaking or prepping required

Versatile Filtration Solution: Suitable for freshwater and saltwater aquariums, fish tanks, planted tanks, and reef setups. Made from inert materials that won’t break down over time. For maintenance, replace only half the media at a time