Repairing a Zurn Wilkins 350 (4" - 6") Double Check Valve Assembly

Watch as our team explains how to repair a Zurn Wilkins 350 (4" - 6") double check large backflow preventer.
Note this video is more than 4 years old and may include some out-of-date information. Please refer to Zurn.com for current information and instructions.
Visit the 350 product page on Zurn.com for more information! www.zurn.com/p...)