Main Elements of Drainage in Commercial Premises Commercial drainage systems are made up of various components, each with a specific function. Access junctions, access pipes, anti-flood gullies and back traps all assist in keeping the system operational and durable over time. Connecting the Drainage Network Access junctions join several pipes https://drainagepipes00864.answerblogs.com/37796669/h1-understanding-key-drainage-components-h1