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

Essential Features for Business Drainage


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



Connecting the Drainage Network


Access junctions connect several pipes and offer entry points for checks. Located at appropriate positions, they streamline fault finding and clearing blockages. Without them, upkeep in large networks would be labour-intensive.



Making Maintenance Straightforward


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



Flood Protection


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



Maintaining Proper Flow


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



Frequently Asked Questions (FAQs)



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

  • Why are access pipes fitted?
    They provide vertical access points.

  • How do anti-flood gullies work?
    They prevent surface water entering the system.

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

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



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 efficient. Whether planning new systems, these parts minimise risk and protect property. For professional advice and products, consult Knowles Drainage.

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