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Combi Boiler Prices

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Combi boiler prices will vary according to a number of factors, such as brand, model, efficiency rating and hot water output. The cheapest of combi boilers cost around £600, while top-of-the-range combi boilers can cost as much as £2,500. Plus, there’s also the price of the install to consider. 


For example, an Ideal Logic 30KW combi boiler, normally costs around £850. A Worcester Bosch Greenstar Highflow 550CDi is priced around £2,300. The former is ideal for a medium-size house, while the latter will suit a larger homes with 2-3 bathrooms. 

The amount it will cost you, will also depend on whether you choose a gas or LPG combi boiler (Liquid Petroleum Gas). An LPG boiler works in a very similar way to a natural gas boiler. the boiler burns the fuel to produce the energy needed to heat water from the mains supply. This hot water can then be used to heat your radiators and supply your taps. LPG boilers are usually found in more rural areas where Natural Gas is not available.

He have listed in this chart a range of popular combi boilers to give you a rough idea of the cost associated with the boiler only.


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KW outputs (available)
Warranty Period
Efficiency Rating
Average Price
24, 30, 35
5 Years
£749 – £980
Logic MAX
24, 30, 35
10 Years
£870 – £1115
Worcester Bosch
Greenstar i
25, 30
5-10 Years
£920 – £1050
ecoTEC Pro
24, 28, 30
5-10 Years
£980 – £1150


Price is likely to be an important factor when selecting your new boiler, so it’s best to work out which combi boiler will be the most cost effective with regards to installation, as well as in the future, understanding how much it costs to repair a boiler will help you make your decision.

There are many pros and cons of a combi boiler to consider as well as the cost, such as new controls, a magnetic system filter and power flushing your radiators. The area in which you live may also determine how much the installation costs you.

Our free online quote tool is designed to help you find the best boiler for your home. The tool aims to consider factors such as your central heating requirements and budget to provide you with a personalised recommendation for a boiler along with an indicative quote for the cost of installation. Try our free quote tool today or alternatively, give us a call. Our expert team will provide you with the help and advice you need to make the best decision.