Pro Gravel Cleaner, No Spill and Fill For Fresh Water Aquarium & Saltwater Aquariums, Aquaculture, Hydroponic Systems, Terrariums! 50 Foot Pro Gravel Cleaner, No Spill and Fill For Fresh Water, Saltwater Aquariums & Terrariums! Water changes are easy with the ready-to-use system. No buckets or mess, adapts to most faucets Efficiently separates debris from gravel, and can help to make your job easier and take less time Includes: hose, gravel tube, switch, hose connectors, faucet pump, and brass faucet adapter Use to drain as well as fill aquariums, terrariums, hydroponic systems and more