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 function. Access junctions, access pipes, Access pipes anti-flood gullies and back traps all support in keeping the system efficient and durable over time.



Connecting the Drainage Network


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



Making Maintenance Straightforward


Access pipes are vertical pipes that allow direct entry into the system. Installed at regular points, they help to clear 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 stop surface water overwhelming drains. Useful in areas with frequent heavy rain, they maintain water flowing in the right direction, minimising the risk of damage. For businesses, this helps protect property.



Maintaining Proper Flow


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



Frequently Asked Questions (FAQs)



  • 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.

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

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

  • Are anti-flood gullies suitable for wet climates?
    Yes, they are designed for flood-prone conditions.



Final Notes


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

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