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 support in keeping the system operational and reliable over time. Connecting the Drainage Network Access junctions connect several pipes https://mushroom-hood-inserts33196.blogzet.com/h1-understanding-key-drainage-components-h1-52257718