Understanding Key Drainage Components

Main Elements of Drainage in Commercial Premises


Commercial drainage systems are made up of various components, each read more with a specific 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 strategic positions, they simplify fault finding and removing blockages. Without them, upkeep in extensive networks would be time-consuming.



Providing Entry for Inspections


Access pipes are vertical pipes 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 serve as safety valves, reducing the chance of wastewater causing issues indoors.



Defending Against Flooding


Anti-flood gullies prevent 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 keep operations safe.



Preventing Backflow


Back traps act as barriers to prevent wastewater reversing back into the network. Placed in critical positions, they support hygiene, reduce 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.

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

  • How do anti-flood gullies work?
    They stop flooding during heavy rainfall.

  • What is a back trap?
    It helps maintain hygiene by stopping reverse flow.

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  • Are anti-flood gullies suitable for wet climates?
    Yes, they are effective where heavy rainfall occurs.



Final Notes


Drainage in business properties relies on a set of components. Access junctions, access pipes, anti-flood gullies and back traps each maintain systems safe. Whether upgrading existing systems, these parts minimise risk and secure property. For professional advice and products, get in touch with Knowles Drainage.

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