New Combi Boiler Cost 2025
Find out exactly how much a new combi boiler costs in 2025, including installation, parts, and labour.
How Much Does a New Combi Boiler Cost?
A new combi boiler costs between £999 and £2,500 fully installed in 2025. The final price depends on the boiler brand, output size, and complexity of the installation.
Cost Breakdown
- Budget combi boilers (Ideal, Baxi): £999–£1,400 installed
- Mid-range combi boilers (Vaillant, Alpha): £1,200–£1,800 installed
- Premium combi boilers (Worcester Bosch): £1,500–£2,500 installed
What Affects the Price?
Key factors include the output size (24kW to 40kW), whether a flue extension is needed, the distance from the gas meter, and whether any pipework needs upgrading. At Corby Boiler Installations we give fixed transparent quotes with no hidden charges.
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