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7 July 2021

Heatline boilers rated

Find out how reliable Heatline boilers are with the results of our unique boiler owners' survey. Once you've learned about Heatline boilers, you can look at its range in our Heatline boiler reviews.
Matthew Knight
Heat line

Heatline says its range of high efficiency combi boilers has been designed to ensure maximum ease of use for the homeowner.

Its latest range of combi boiler is called the Capriz. It's suitable for small to medium sized homes and has a two-year manufacturer warranty as standard. You can read more about Heatline in our Heatline boiler reviews.

More than 7,000 members of the general public take part in our annual boiler brand reliability and customer satisfaction survey, enabling us guide you to the best and worst boiler brands. We also conduct a survey with more than 153 trusted boiler engineers to get their independent views on which boiler brands are the best.

Which? verdict on Heatline boilers

Here, you'll find all of our survey results for Heatline boilers, including how reliable Heatline boilers are, what Heatline owners really think of their boiler, what trusted engineers think of Heatline boilers' build quality and more.

The reliability and customer score are based on responses from a May and June 2020 survey of 7,500 boiler owners.Engineer recommendation, build quality, availability of parts and spares, and ease of fixing a common fault and ease of servicing are based on responses to a June 2020 survey of 153 Which? Trusted Traders heating engineers.

Which? members can log in to see what owners and engineers make of Heatline boilers. If you're not already a member, join Which? today.

Overall score
Customer score
Engineer recommendation
Build quality
Availability of parts and spares
Ease of fixing a common fault
Ease of servicing

How much do Heatline boilers cost?

Heatline gas combi boilers tend to cost around £500, which puts them at the more budget end of the market. 

Heatline boilers installation

Expect to pay up to £1,500 for a new boiler installed in a new location. For more information about how much you should expect to pay, see our guide to the cost of installing a boiler.

Heatline servicing and repairs

Heatline claims to have a network of engineers and installers that operate across the UK. You can contact its customer service helpline on the contact details below. 

Heatline contact details

You can contact Heatline at the following email address:


or by calling them on

0345 602 0262