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 link several pipes https://levelinvert20741.blogtov.com/18029016/h1-guide-to-access-junctions-pipes-anti-flood-gullies-and-back-traps-h1