You can cut your aquarium maintenance time in half with this ready to use system. No buckets, no siphons, no mess! Python uses a extra heavy hose that is made from FDA approved materials. Unlike garden hoses python uses UV stabilized non-porous tubing that eliminates the possibility of adding dangerous chemical toxins into tank water. All of our python complete maintenance systems come fully assembled and include a brass faucet adapter with them. 100 feet long