Important Components in Commercial Drainage Commercial drainage systems are made up of multiple components, each with a specific function. Access junctions, access pipes, anti-flood gullies and back traps all assist in keeping the system efficient and durable over time. Joining Multiple Lines Access junctions link several pipes and provide entry https://donovanxywut.alltdesign.com/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1-56326493