The Scapable Sandfall is an underwater waterfall for an aquarium that uses sand to give the illusion of a natural looking waterfall in your aquascape. The kit includes all the plumping for the Sandfall and is designed to allow you to use natural rock, wood, and plants to give your aquarium the most natural looking Sandfall possible. Simply assemble the SandFall kit as you incorporate it into you aquascape, then attach your pump and add the sand provided with your kit and you have a beautiful addition to your underwater nature aquarium.