Bio Cartridge - Skilter 4pk

Supreme(Danner Inc) - Biomatrix Cartridge. THE BIO-MATRIX CARTRIDGE PROVIDES TRIPLE FILTRATION FOR AQUARIUM WATER. The dense white polyester filter media gives effective mechanical filtration. The activated carbon impregnated polyester filter provides chemical filtration. Finally, the entire filter cartridge provides maximum surface area for the propogation of friendly bacteria which act as an efficient biological filter. This package contains four complete Bio Matrix filters - polyester, carbon and snap apart cartridge. For quick, easy and total replacement of the filtering media. 4 pk