Questions Filter Sort by: Recently Active Newest FirstOldest FirstRandomMost VotesMost AnswersMost Viewed Ask Question Featured/Unfeatured Show featured only Resolved/Unresolved Show resolved only Open/Closed Show open questions only 0 votes 1 answer 11k views L2L vacuum break using a check valve Laundry-to-landscape systems vacuum-break Does anyone here have experience with using a check valve to provide a vacuum break instead of on... splaestro asked 10 years agolast active 10 years ago Showing 1 result