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    Home < Flow Sensors

    Flow Sensors

    Flow sensors are a critical component that ensures your boiler system operates efficiently by detecting and measuring the flow of water or gas. These sensors provide real-time data that helps boilers manage heating levels and also to maintain the right pressure, which ensures that your system runs smoothly and efficiently. If you are looking for a replacement or upgrade, National Boiler Spares is the best option for you as we provide the highest quality products.   

    Signs you may need a new boiler flow sensor  

    A faulty flow sensor can negatively impact your boiler’s performance and also energy efficiency. Here are some common signs that your flow sensor could need to be replaced:  

    • Irregular heating  
    • Error codes  
    • Cold water from taps  
    • System lockout  

    If you notice any of these issues, it is important to check your flow sensor and replace it in order to restore proper functionality to your boiler.   

    Shop our range of flow sensors now, including popular brands such as Baxi, Worcester, Vaillant, Ideal, Glowworm and more. Try shopping our range by using our search bar above to find your specific boiler flow sensors by parts or GC number with ease.  

    Flow Sensors – FAQs  

    What is a flow sensor?  

    A flow sensor measures the flow rate or the quantity of a liquid/gas that moves through a pipe or duct.  

    What are the most common flow sensors?  

    The most common sensors include differential pressure flow sensors, turbine flow sensors, and ultrasonic flow sensors.   

    What are the two main uses of flow sensors?  

    The two main uses of flow sensors are measuring flow and also monitoring and controlling flow.   

    What are the benefits of flow sensors?  

    Flow sensors provide several benefits, these include Accurate measurements, An improved system performance, Safety, Improved energy efficiency, Reduced waste, Enhanced product quality, and many more.