Simply the process of winterizing your RV! The plastic hand pump kit from Camco lets you easily add antifreeze directly into your RV waterlines and supply tanks. Easy-to-use kit is CSA low-lead content certified and complies with California's AB1953 and Vermont Act 193 laws. Not designed for use with gasoline or kerosene. Kit includes a flexible line for city water connection. Not for use with gasoline or kerosene Includes flexible line for city water connection | Camco Plastic Winterizing Hand Pump Kit