An important component for cleaning your aquarium is a gravel washer. Because a gravel washer is an indispensable tool for every aquarist. It makes regular water changes easier and removes organic waste and gravel from the bottom. This improves the water quality and reduces the growth of algae, for example. Hobby Dirt Ex with its foolproof self-priming and infinitely adjustable water flow is a revolutionary product that helps you to make cleaning the aquarium even easier and more effective. Simply plug the supplied hose onto the connection and attach it to the edge of the aquarium with the adjustable tube holder. The self-priming function allows you to quickly start the water flow of the gravel washer by pressing a button on the priming pump, without having to laboriously suck in with your mouth at the beginning like before. The adjustable water flow ensures that you can adapt the suction power of the Hobby Dirt Ex to your needs and the size of the aquarium. The Hobby Dirt Ex gravel w