Main Elements of Drainage in Commercial Premises Commercial drainage systems are made up of different components, each with a specific function. Access junctions, access pipes, anti-flood gullies and back traps all assist in keeping the system functional and robust over time. Joining Multiple Lines Access junctions link several pipes and https://mushroom-hood-inserts86418.bloggazza.com/36399290/h1-understanding-key-drainage-components-h1