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

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.

• Dual action filtration: physical filtration traps impurities, dirt, suspended particles; potent bio filtration eliminates foul odors, detrimental elements, making tank water pristine
• Effective purification & speedy culture: each 6.3 x 1.4 x 1.4 in block features a porous build with dense micro-holes; allows strong absorption of particles and debris; provides a sizable surface, encouraging helpful microorganisms colonization, fostering nitrification and breaking down harmful matter
• Enduring build: crafted from ceramic and treated at elevated heat of 1200℃/2192℉; robust blocks withstand breakdown; ensures enduring, effective purification
• Ample supply: a collection of twenty sizable biological media blocks at 6.3 in length, 0.6 in bore; sufficient volume for swaps and routine use; suitable for ponds, sumps, planted tanks, and water aquariums
• Versatile usage: our bio media suits varied filtration configurations; applicable for canister filters, pond filters, top filters, bottom filters, and custom grooved filters; comprehensive solution