They provide large amount of surface area in a small space where lots of beneficial bacteria can form on the surface. These bacteria can help convert and remove toxic waste like ammonia and nitrites in your tank.
eBay
75GPD NanoMax. Reverse Osmosis Fresh Water Filter System. Reverse Osmosis. Its small size allows you to mount. Carbon Aquarium. Clear carbon filter housing. Faucet and hose bib adapter. 1 Micron carbon block.
eBay
• Eliminates odors, discoloration and dissolved organic wastes from aquarium water. Each granulated carbon size may vary slightly due to the nature of the product. • 100% natural nut shell carbon will not raise phosphate levels.
eBay
Our premium Bio balls will efficiently increase the biological filtration in your aquarium, koi pond and water garden. Bio balls typically float. They float so that the surface area can be close the air so that the bacteria get oxygen to thrive.
eBay
150gpd Reverse Osmosis. RODI Chloramine Auto Top off. This Reverse Osmosis Filter system Designed specifically for the needs of Aquarium Saltwater Reef Hobbyists in mind. Reef Aquarium Water Filter. SPECIFICALLY DESIGNED FOR REEF AQUARIUMS.
eBay
They provide large amount of surface area in a small space where lots of beneficial bacteria can form on the surface. These bacteria can help convert and remove toxic waste like ammonia and nitrites in your tank.
eBay
Remove ammonia & nitrite, vast surface area / porous internal structure results in superior efficiency.
eBay
All of them work together to provide high efficiency filtration. With Honeycomb design, the filter floss for fish tank filters has strong water purification ability. Without dyes or glue, our filter pads for aquarium safe to all fish and other aquatic pets.
eBay