Main Elements of Drainage in Commercial Premises 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 help in keeping the system functional and reliable over time. Linking Pipework Together Access junctions join several pipes and https://chimney-accessory87419.blogozz.com/36505903/h1-access-junctions-pipes-anti-flood-gullies-and-back-traps-explained-h1