Important Parts of Commercial Drainage Systems Drainage systems in business properties require a set of specialised features to deal with liquids effectively. Components such as access junctions, access pipes, anti-flood gullies and back traps help maintain reliability and long-term function. Joining Pipework Access junctions make it possible access for inspection https://flueliner97418.thezenweb.com/h1-understanding-access-junctions-pipes-anti-flood-gullies-and-back-traps-h1-75731312