This large diameter professional cleaner is perfect for large aquariums and commercial use. Introducing the long type. The pipe length is 8.7 inches (220 mm), making it easy to work even in deep aquariums. Use this water change tool when connected to a household hose, allowing you to quickly change the water while sucking out dirt in the gravel. It has a high emission, especially for large aquariums. This product does not include suction pump or hose.