Tetra Bio-Active BP4000 Pond Filter (MPN 26565)

The Bio-Active Pressure Filter is an effective solution for maintaining the cleanliness and health of your pond. It combines mechanical and biological filtration to ensure optimal results. Its unique open profile bio-activator design enables a large surface area for improved filtering and unrestricted water flow. Additionally, a convenient back flush valve allows for quick and easy cleaning. The filter incorporates open-profile Bio-Activators that offer exceptional filtration and back flush performance. These Bio-Activators create a layer of bio-film that contains beneficial bacteria, promoting a healthier pond environment. Furthermore, there is no need to replace the bio-activators, providing convenience and cost savings. The filter is compatible with pumps ranging from 2,500 to 4,500 GPH and can accommodate 1-1/4 and 1-1/2 tubing. However, it is important to note that the Bio-Active Pressure Filter is not recommended for use with external or submersible direct-drive (motor driven) pumps.