The 2” Versatile Filter is a biological filter designed to deliver clean water while enhancing the beauty of larger ponds and water gardens. Its design combines advanced filtration with waterfall functionality, making it ideal for koi ponds, large water features, and pond-free systems. The filter’s flexible plumbing options allow it to be installed as a standalone bio-filter, a waterfall spillway, or both, providing maximum versatility for a variety of pond designs.