Main Elements of Drainage in Commercial Premises Commercial drainage systems are made up of various components, each with a defined function. Access junctions, access pipes, anti-flood gullies and back traps all help in keeping the system functional and robust over time. Connecting the Drainage Network Access junctions join several pipes https://mushroom-hood-inserts71458.blogdeazar.com/37734821/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1