Description Use the plate with telescope tube and an additional air pump to set up the effective reverse gas lift filtration system. Can also match with a bottom suction pump or 3-in-1 pump one as shown in the introductory video. This plate is multipurpose and can do more than that! – Place filter media on the plate in a sum tank filter and it increases water flow and filter efficiency. It also protect the bottom glass of the tank. – Place hardscape such as stone on the plate for aquascaping. It saves soil volume and strengthen the landscape from landslide. It also protect the bottom glass of the tank from direct contacting with the heavy hardscape/ stones. Let’s get started! All the best! Happy Fish Keeping and Aquascaping!