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 help in keeping the system efficient and durable over time. Connecting the Drainage Network Access junctions connect several pipes https://drainagepipes09752.blogspothub.com/36474225/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1