Ceramic Fish Tank Bio Media, 20 Pcs Big Aquarium Bio Media Blocks 6.3 Inches, Aquarium Filter Media with Dense Tiny Holes for Top Filters, Canister Filter, Sump Tank, Koi Pond

Color: yellow Material: ceramic Size: 6.3 x 1.4 x 1.4 inches (L x W x H) Package Includes: 20 x bio media block Note: - Please refer to the measurement. Tiny measuring error is allowable in normal range. - There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.

• Filtration, twofold: delivers physical filtration by collecting detritus, pollutants, and drifting bits; provides robust biological filtration, removing scents and damaging substances, rejuvenating the water in the habitat
• Purification, active & prompt growth: blocks, each 6.3 x 1.4 x 1.4 inches (l x w x h), are shaped with a porous makeup and many small spaces, promoting significant absorption of waste; yields expansive surface for beneficial bacteria colonies, accelerating a solid nitrification process to dissolve unhealthy waste
• Performance, enduring: fabricated using ceramic and cured at 1200℃/2192℉, the blocks are tough and prevent wearing, which makes sure water stays clear for a long time
• Count set of 20: obtain twenty tank filter biological blocks at a 6.3’’ length and 0.6’’ hole diameter, plenty to suit your use and change-outs; ideal in freshwater and planted tanks, reservoirs, and ponds
• Application, expansive: our bio media is useful with various filter designs; whether utilized in the bottom, top, container, or custom filtering systems, our product is fitting