Winterize Your Backflow Preventer: A Step-By-Step Guide To Protect Your Plumbing From The Cold
To winterize a backflow preventer: drain the device and disconnect the supply line. Remove the top cap to inspect the internal components and apply lubricant. Reassemble the preventer and reconnect the supply line. Turn on the water and check for leaks. This process protects the preventer from freezing and damage during winter months. Preserving Your…