Reverse RV Flush Valve. Removes clogs in drain pipes. Refills and flushes tank at any height or bend of plumbing. Attaches quickly and easily. Built in backflow preventer. Improves sensor performance. Outperforms built-in flushers. Eliminates wands and hoses inside the vehicle.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov