Couplings & Adaptors

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A range of useful guides to help you select and use compressed air couplings safely.

  1. February 24, 2022

    The difference between Airflow and Vertex Couplings

    What is the difference between Airflow and Vertex Couplings? PCL’s Airflow and Vertex Couplings have many similarities;…
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  2. January 20, 2021

    The importance of using an air tool anti-whip hose

    The importance of using an air tool anti-whip hose Coupling connections are subject to Health and Safety regulations due to the vibrations…
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  3. January 20, 2021

    How to identify coupling & adaptor profiles

    How do I identify which coupling and adaptor profile that I have? Identifying couplings can be difficult, especially if there is no…
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  4. June 01, 2020

    How to measure the thread size of an air line coupling

    When measuring thread size, there's often confusion as thread sizes are based on trade size rather than actual dimension. Here is our simple guide to measuring a thread and identifying it as a British Standard Pipe (BSP). The BSP is the…
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