TheFluval FX 4/6 Gravel Cleaner Kit quickly connects to the Fluval FX 4/6 canister filters for the ultimate convenience in powered substrate cleaning.Fluval FX 4/6 Gravel Cleaner Kit+ effectively traps dirt and debris+ connects directly to the Fluval FX external filter+ integrated Filter housing with vacuum bag+ thumb-operated flow control+ gravel guard prevents clogging+ vacuum head with grooved design for efficient debris collection+ length of the suction tubing: 36 cm+ incl. extension tubing 36 cm+ hose length: 1.50 m+ suitable for aquarium height up to approx. 75 cm+ complete kit for use in freshwater and saltwater aquariums