Main Elements of Drainage in Commercial Premises Commercial drainage systems are made up of different components, each with a defined function. Access junctions, access pipes, anti-flood gullies and back traps all support in keeping the system operational and robust over time. Connecting the Drainage Network Access junctions connect several pipes https://flue-liner98642.kylieblog.com/38111796/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1