Size: 50x50x2cm
Blue filter sponge biochemical works best at decomposing fish waste and food leftovers. This improves filtration and water quality that result in fish deaths. Blue Filter Sponge is flexible with great pore structure allowing bacteria to cultivate. Can be used again and again for over 16 months. The sponge is easy to cut allowing the user to fit it to any type of filter they may have. Can be used for both fresh and salt water. This sponge has a finer texture to it almost like an extremely dense polyester.