Access Junctions, Pipes, Anti-Flood Gullies and Back Traps Explained

Main Elements of Drainage in Commercial Premises


Commercial drainage systems are made up of different components, each with website a specific function. Access junctions, get more info access pipes, read more anti-flood gullies and back traps all help in keeping the system operational and reliable over time.



Connecting the Drainage Network


Access junctions link several pipes and offer entry points for maintenance. Located at planned positions, they streamline fault finding and removing blockages. Without them, upkeep in large networks would be time-consuming.



Providing Entry for Inspections


Access pipes are vertical sections that enable direct entry into the system. Installed at specific points, they make it easier to clear obstructions and carry out routine checks. They can also serve as overflow outlets, reducing the chance of wastewater causing issues indoors.



Defending Against Flooding


Anti-flood gullies block surface water overwhelming drains. Effective in areas with frequent heavy rain, they maintain water flowing in the right direction, avoiding the risk of overflow. For businesses, this helps limit downtime.



Maintaining Proper Flow


Back traps act as barriers to block wastewater reversing back into the network. Placed in important positions, they maintain hygiene, reduce odours, and avoid contamination inside commercial areas.



Frequently Asked Questions (FAQs)



  • What is the purpose of access junctions?
    They link multiple pipes and provide entry for inspections.

  • Why are access pipes fitted?
    They allow straightforward inspections.

  • How do anti-flood gullies work?
    They stop flooding during heavy rainfall.

  • What is a back trap?
    It helps maintain hygiene by stopping reverse flow.

  • Are anti-flood gullies suitable for wet climates?
    Yes, they are effective where heavy rainfall occurs.



Key Details


Drainage in industrial properties relies on a combination of components. Access junctions, access pipes, anti-flood gullies and back traps each help keep systems operational. Whether installing fresh systems, these parts limit risk and secure property. For professional advice and products, get in touch with Knowles Drainage.

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