Product Review

keep your aquarium clean and easy to maintain with Tetra Bio-Bag Large Disposable Filter Cartridges. Mechanical and biological filtration are essential to keep your tank clean and healthy. Tetra Bio-Bag Large Disposable Filter Cartridges effectively trap particles that can be harmful to fish and cultures beneficial bacteria, removing odor and discoloration for crystal clear water. It is disposable and part of the Whisper Power Filter Package.