Boilers

  • System Index Product Preview 2018

    System S30

    High SEDBUK efficiency rating and easy to install.

    • 30kW output
    • Twin flue up to 27m
    • Up to 7 year warranty
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  • Combi Index Product Preview 2018

    Combi C30 & C35

    Complete hassle-free home comfort from a single compact appliance.

    • 30kW & 35kW outputs
    • Twin flue up to 27m
    • Up to 7 year warranty
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  • Heat Index Product Preview 2018

    Heat 45 & 55

    Ideal for large homes or light commercial settings.

    • 45kW & 55kW outputs
    • Twin flue up to 21m
    • Up to 5 year warranty
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Accessories & Controls

  • Keston Filter Website

    Keston 22mm System Filter

    The Keston 22mm System Filter is a magnetic filter for use with Keston Combi and System boilers. The compact design is easy to install and fits on horizontal or vertical pipework in both flow directions. 

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  • Keston 28Mm System Filter No Background

    Keston 28mm System Filter

    The Keston 28mm System Filter is a magnetic filter for use with Keston Heat boilers. The compact is easy to install and fits on horizontal or vertical pipework in both flow directions.

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  • 2016 Mechanical Timer R 1

    Mechanical Timer

    Our 24 hour mechanical timer is a simple plug-in option. Continuous, timed or off modes can be set, providing 15 minute period operation.

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