How Big a Boiler Do I Need Uk
As a Rough Estimate Most Flats, Apartments and Smaller Houses, with up to 10, Average Size Radiators and 1 Bathroom* Will Require a 24 to 27Kw Combi Boiler...
As a rough estimate most flats, apartments and smaller houses, with up to 10, average size radiators and 1 bathroom* will require a 24 to 27kw Combi Boiler. For a medium to large 3-4 bedroom house with up to 15 average size radiators, 1 bathroom and an ensuite* bathroom, a 28-34kw Combi Boiler would be installed.
How do I work out what size boiler I need?
- Up to 10 radiators: 24–27 kW.
- 10 to 15 radiators: 28–34 kW.
- 15 to 20 radiators: 32–40 kW.
Must Read
How many radiators can a 30kW boiler run?
How Many Radiators Can a 30kW Boiler Run? For combi boilers, sizes from 28 to 32kW can keep between 10 and 15 radiators nice and toasty. On the other hand, 30kW heat only and system boilers can heat 15 to 20 radiators, making them the ideal choice for running larger properties.
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