At AquaCave, we offer some of the best selection & best prices on Lee's No Spill Aquarium Gravel Cleaners & Accessories for you marine, reef, and freshwater aquarium. Lee's no spill clean and fill is a complete ready to use system which adapts easily to most faucets and makes water changes a breeze. It drains as well as fills aquariums. For saltwater, fill a container next to the aquarium to prepare the salt mix. When prepared, use the python to clean the tank, then use a pump or powerhead to fill the aquarium. Lee's no spill clean and fill system includes the following supplies: hose, gravel tube, switch, hose connectors, faucet pump, and faucet adapter.