Zipper design, reusable; great for use in canister filter system.Mesh holes diameter: 2mm (0.08"). Any particles less than 2mm (0.08") will pass through the bag.This bag is good for holding large medi..
Zipper design, reusable; great for use in canister filter system.Extra fine mesh bag good for use with granulated carbon, pellet carbon, and any other aquarium filter media.Holds media together to kee..
How Does It Work? This filter uses bubbles of air from an external air pump, or an integral water pump to draw water through filter. As water is drawn out through the lift tube or pump, it is replaced..