Main Elements of Drainage in Commercial Premises Commercial drainage systems are made up of various components, each with a clear function. Access junctions, access pipes, anti-flood gullies and back traps all assist in keeping the system operational and reliable over time. Joining Multiple Lines Access junctions connect several pipes and https://rivertkwjx.thezenweb.com/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1-75731485