If you’re thinking about changing your boiler, it’s important to know the different types and how they work.

There are three main types of boiler to choose from:

If you’d like to find out more about the benefits of getting a new boiler or arrange a home assessment, book an appointment online now.

Types of boilers

Combi boilers

  • Get limitless hot water on demand.
  • No need for a cold water tank or hot water cylinder.
  • Ideal for smaller houses and apartments.


Combi boilers in more detail

Conventional boilers

  • Can deliver hot water to multiple taps at once.
  • Includes a cold water tank and a hot water cylinder.
  • Ideal for larger homes with more than one bathroom.


Conventional boilers in more detail

System boilers

  • Similar to a conventional boiler.
  • Many key components are built into the boiler unit.
  • Ideal for larger homes looking to save space.


System boilers in more detail

Help on boilers

Does your boiler need replacing?

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We have a range of boilers to suit your home.

Boiler costs

Get an estimated cost for installing a new boiler.


Boiler cost calculator

Reasons to choose British Gas

Fixed price quote

We guarantee a fixed price - with no hidden surprises.

Aftercare

Free aftercare included for your boiler and heating.

Calendar

Priority installation dates for those in need.

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