News, Views & Reviews on Domestic Central Heating, Boiler & Renewable Energy


Get Free, No Obligation Boiler Quotes

Boulter Buderus 500-28C Gas - Boiler Efficiency Ratings

Boiler Efficiency Rating

You can find out the energy efficiency of your boiler by checking its energy rating; you can do this now by selecting the make and model below.

A boiler’s energy rating is an indicator of its efficiency when used within an average domestic household. It's a great benchmark for comparing new boilers and can help you work out how much money you could save on energy bills if you replaced your current boiler with a more efficient model.

For new boiler installations call British Gas Boilers on 0333 230 5216 for a no-obligation quote. Alternatively visit Boiler Guide to request quotes from independent local and regional heating engineers.

Boulter Buderus 500-28C Efficiency

SAP seasonal efficiency90.0%
Rating bandBand A


ManufacturerBoulter Boilers
ModelBuderus 500-28C
Fuel TypeGas
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)23.0 - 23.0
Boiler ID87470220
Manufactured From/To2004 - current


The Boulter Buderus 500-28C is an 'A' rated boiler which has an excellent efficiency of 90.0%.

The Buderus 500-28C is a Condensing Combi boiler with a maximum power output of 23.0kw that uses Gas as its fuel source.

As this boiler is 'A' rated it will provide efficient heating and subsequently reduce fuel bills and carbon dioxide emissions.

Similar Boulter Boilers to the Buderus 500-28C
(Condensing Gas Combi)

Results ordered by efficiency. Some models may be obsolete.

Most Efficient Combi Gas Boilers