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

Essential Features for Business Drainage


Commercial drainage systems are made up of multiple components, each with here a clear here function. Access junctions, access pipes, anti-flood gullies and back traps all support in keeping the system operational and robust over time.



Joining Multiple Lines


Access junctions link several pipes and create entry points for maintenance. Located at planned positions, they make easier fault finding and resolving blockages. Without them, upkeep in extensive networks would be time-consuming.



Keeping Access Simple


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



Keeping Water Under Control


Anti-flood gullies block surface water overwhelming drains. Effective in areas with frequent heavy rain, they ensure water flowing in the right direction, reducing the risk of overflow. For businesses, this helps keep operations safe.



Preventing Backflow


Back traps function as barriers to prevent wastewater reversing back into the network. Placed in important positions, they maintain hygiene, control odours, and stop contamination inside commercial areas.



Frequently Asked Questions (FAQs)



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  • What is the purpose of access junctions?
    They allow easy cleaning and maintenance.

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

  • How do anti-flood gullies work?
    They keep drains flowing without backflow.

  • What is a back trap?
    It prevents wastewater flowing back.

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



Final Notes


Drainage in business properties relies on a set of components. Access junctions, access pipes, anti-flood gullies and back traps each support systems operational. Whether installing fresh systems, these parts limit risk and protect property. For professional advice and products, consult Knowles Drainage.

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