List Of How To Drain A Pool With A Garden Hose 2023. To prevent backflow contamination when siphoning into drain or sewer cleanout, you should maintain an air gap between the drain or cleanout and the end of the hose. Attach one end of the hose to the faucet.

Attach the hose to the. Web remove the hose cap to start the siphon. When you’re not using your hose, be sure to store it properly.