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 assist in keeping the system functional and durable over time. Connecting the Drainage Network Access junctions link several pipes https://waylonxzzzx.activablog.com/36637121/h1-understanding-key-drainage-components-h1