Underwater Treasures Aqua One 5-In-1 Maintenance Kit; Show your aquarium's toughest and grimiest surfaces who's boss with the Aqua One 5-In-1 Maintenance Kit by Underwater Treasure! Using detachable heads for specific cleaning jobs, this versatile tool can scrape stubborn algae off a number of surfaces. Press plant roots back into the substrate and tidy up your tank's gravel with minimal effort. It even features a net attachment, which can catch fish or floating food in your tank. Scrape stubborn algae from your aquarium's various surfaces. Can clean dirt from the walls of glass or acrylic aquariums. Tidy up displaced gravel from the bottom of your tank. Press plant roots back into the substrate with ease. Net attachment helps catch fish or food floating in your aquarium.