Boiler Replacement

If you don't know what boiler you want to choose from then take a look at the pros and cons of each boiler type and which one is right for you and you can find this out right on our website. Please click a button below to find out more about the different boiler types...

Choose your boiler type

At HDM Heating we install 3 main types of boiler, please select a boiler type that suits your needs:

  • Combi Boilers

    Combination boilers

    A rated energy efficient boilers

    With a combination boiler (or combi boiler as they're commonly called) you gain the convenience of instant hot water – at anytime. There are no hot water tanks. It simply heats the water as you use it.

  • Combi Boilers

    System boilers

    A Rated Boilers

    A system boiler, just like a regular (conventional) boiler works on the principle of stored hot water. Installation is quicker, neater, easier and more efficient. Fast response and more economical running costs

  • Combi Boilers

    Heat only (open-vent) boilers

    A Rated Boilers

    A heating only boiler provides central heating and hot water via a storage cylinder housed in the airing cupboard and a cold water tank in the loft.


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