Understanding Key Drainage Components

Main Elements of Drainage in Commercial Premises


Commercial drainage systems are made up of various components, each with a specific function. Access junctions, access pipes, anti-flood gullies and website back traps all support in keeping the system efficient and durable over time.



Linking Pipework Together


Access junctions join several pipes and provide entry points for inspections. Located at strategic positions, they simplify fault finding and removing 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 allow professionals to clear obstructions and carry out routine checks. They can also act as emergency points, reducing the chance of wastewater causing issues indoors.



Keeping Water Under Control


Anti-flood gullies stop 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 stop wastewater reversing back into the network. Placed in key positions, they help hygiene, limit odours, and avoid 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 provide vertical access points.

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  • 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.

  • 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 combination of components. Access junctions, access pipes, anti-flood gullies and back traps each maintain systems safe. Whether installing fresh systems, these parts reduce risk and safeguard property. For professional advice and products, get in touch with Knowles Drainage.

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