Important Components in Commercial Drainage 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 support in keeping the system operational and reliable over time. Linking Pipework Together Access junctions connect several pipes and create entry https://chimneyaccessory65329.ampedpages.com/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1-64386446