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Mistral C2-7090 Combi Oil - 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.

Mistral C2-7090 Combi Efficiency

SAP seasonal efficiency80.6%
Rating bandBand D


ManufacturerMistral Boilers
ModelC2-7090 Combi
Fuel TypeOil
Flue TypeOpen or Room-Sealed
FanNo Fan
Output (kW)20.5 - 26.4
Boiler ID
Manufactured From/To2004 - 2006


The Mistral C2-7090 Combi is a 'D' rated boiler with an efficiency of 80.6%.

The C2-7090 Combi is a Non-Condensing Combi boiler with a maximum power output of 26.4kw that uses Oil as its fuel source.

Being a 'D' rated boiler it would be worthwhile replacing it with a higher efficiency 'A' rated boiler.

Similar Mistral Boilers to the C2-7090 Combi
(Non-Condensing Oil Combi)

Results ordered by efficiency. Some models may be obsolete.

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