Pure Power Nylon Mesh Filter Media Bag - 5 in. x 12 in.
Pure Power Nylon Mesh Filter Bags are economical, reusable media bag choices for your canister filter, power filter or sump. A drawstring tie makes them easy to use. Great for medias like carbon, ammonia remover, phosphate remover, resins and more. Pore size is approx. 300 micron. Marine biologist tested and approved.