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

Important Components in Commercial Drainage


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



Connecting the Drainage Network


Access junctions join several pipes and create entry points for checks. Located at strategic positions, they simplify fault finding and resolving blockages. Without them, upkeep in large networks would be time-consuming.



Keeping Access Simple


Access pipes are vertical installations that allow direct entry into the system. Installed at regular points, they help to deal with obstructions and carry out routine checks. They can also act as safety valves, reducing the chance of wastewater causing issues indoors.



Keeping Water Under Control


Anti-flood gullies stop surface water overwhelming drains. Practical in areas with frequent heavy rain, they keep water flowing in the right direction, minimising the risk of damage. For businesses, this helps keep operations safe.



Keeping Wastewater Moving Correctly


Back traps work as barriers to stop wastewater reversing back into the network. Placed in critical positions, they support hygiene, limit odours, and prevent contamination inside commercial areas.



Frequently Asked Questions (FAQs)



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  • What is the purpose of access junctions?
    They help locate and fix blockages quickly.

  • Why are access pipes fitted?
    They make clearing blockages more efficient.

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

  • What is a back trap?
    It ensures waste moves in one direction only.

  • Are anti-flood gullies suitable for wet climates?
    Yes, they are ideal in rainy areas.



Final Notes


Drainage in industrial properties relies on a series of components. Access junctions, access pipes, anti-flood gullies and back traps each help keep systems operational. Whether upgrading existing systems, these parts reduce risk and safeguard property. For professional advice and products, consult Knowles Drainage.

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