Watch as our team explains how to repair a Zurn Wilkins 350 (8" - 12") 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*Note this video is more than 4 years old and may include some out-of-date information.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! [ Ссылка ]-(2-1/2-12-)

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