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Mistral Boilers CMC6 50/58 Oil - Boiler Efficiency Ratings

Boiler Efficiency Rating

You can check your boilers rating by selecting it's make and model below. Ratings are based on the SEDBUK Rating which is an indicator of its efficiency when used within an average domestic household, it's a great benchmark for comparing new boilers and also assessing whether your current boiler would be better off being replaced due to low efficiencies.

For new boiler installations call British Gas Boilers on 0800 327 7119 for a no-obligation quote, alternatively visit Boiler Guide to request quotes from independent local and regional heating engineers.

Mistral Boilers CMC6 50/58 Efficiency

SAP seasonal efficiency89.5%
Rating bandBand B


ManufacturerMistral Boilers Boilers
ModelCMC6 50/58
Fuel TypeOil
Flue TypeOpen or Room-Sealed
FanFan Assisted
Output (kW)50 - 58
Boiler ID
Manufactured From/To2007 - current


The Mistral Boilers CMC6 50/58 is a 'B' rated boiler which has good efficiency of 89.5%.

The CMC6 50/58 is a Condensing Combi boiler with a maximum power output of 58kw that uses Oil as its fuel source.

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

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