Boiler Installation Cost by House Size
What size boiler do you need and how much will it cost? Costs by number of bedrooms and bathrooms.
Typical cost£999 – £3,500
Boiler Cost by House Size
The right boiler size depends on your home's number of bedrooms, bathrooms, and radiators. Here's a quick guide:
1–2 Bedroom Flat or Small House
A 24kW combi boiler is ideal. Cost: £999–£1,500 installed.
3 Bedroom House, 1–2 Bathrooms
A 28–30kW combi or system boiler. Cost: £1,200–£1,800 installed.
4+ Bedroom House, 2+ Bathrooms
A 35–40kW combi or a system boiler with a cylinder. Cost: £1,500–£3,500 installed.
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