Main Elements of Drainage in Commercial Premises Commercial drainage systems are made up of different components, each with a clear function. Access junctions, access pipes, anti-flood gullies and back traps all help in keeping the system efficient and durable over time. Connecting the Drainage Network Access junctions connect several pipes https://flureliners09853.theideasblog.com/38036780/h1-guide-to-access-junctions-pipes-anti-flood-gullies-and-back-traps-h1