Guide to Access Junctions, Pipes, Anti-Flood Gullies and Back Traps


Core Features in Business Installations


Drainage systems in workplaces require a set of specialised features to manage flow effectively. Components such as access junctions, click here access pipes, anti-flood gullies and back traps help maintain reliability and long-term function.



Linking the Network


Access junctions provide access for maintenance while linking multiple pipes. Installed at convenient points, they help to detect blockages and remove them quickly. In extensive drainage layouts, they streamline the effort needed for system upkeep.



Making Inspection Easier


Access pipes are upright pipes giving direct access into the network. Placed at planned intervals, they make blockages to be cleared without costly excavation. They also double as overflow points, reducing the risk of wastewater spilling inside commercial buildings.



Reducing Flood Risk


Anti-flood gullies block surface water from overloading drains. Ideal in areas of frequent rainfall, they block backflow and keep water moving into the system. This minimises potential damage, avoids business downtime, and shields property and staff.



Maintaining One-Way Flow


Back traps form a barrier that stops wastewater moving in the wrong direction. Fitted at necessary locations, they help with hygiene, control odours, and prevent unsanitary conditions.



Frequently Asked Questions (FAQs)



  • What do access junctions do?
    They offer access for checks and cleaning.

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  • Why use access pipes?
    They provide vertical entry points into the system.

  • What is the role of anti-flood gullies?
    They protect against flooding during heavy rain.

  • What are back traps for?
    They prevent wastewater flowing backwards.

  • Are anti-flood gullies good for rainy regions?
    Yes, they are suited to areas with frequent rain.



Key Points


For business premises, drainage systems depend on the right setup. Access junctions, access pipes, anti-flood gullies and back traps each contribute in keeping systems functional. Whether installing new systems, using these components helps minimise risks and safeguard property. For product advice and supply, contact Knowles Drainage.

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