Winterize Travel Trailer Water Lines. Pour one quart of special rv antifreeze into the gray and black tanks to protect the drain valves and seals. If you follow all of the steps as outlined below your rv will be as ready as it can be for winter.
Shut off the air compressor and disconnect the blow out plug from the water inlet. If your rv does not come equipped with a built in system you should clean the tanks out with a wand or a product designed to clean. It s pretty easy to winterize your camper or rv but how the heck you you winterize and get antifreeze into the camper water inlet pipe.
Pour one quart of special rv antifreeze into the gray and black tanks to protect the drain valves and seals.
You should also flush both tanks at this time. Filling the water lines with rv antifreeze. Place the blowout plug to. All water must be removed from holding tanks water lines and plumbing fixtures.