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Ravenheat CSI 85 Gas - 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.

Ravenheat CSI 85 Efficiency

SAP seasonal efficiency88.0%
Rating bandBand B


ManufacturerRavenheat Boilers
ModelCSI 85
Fuel TypeGas
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)25.6 - 25.6
Boiler IDGC No. 47 581 19
Manufactured From/To1998 - current


The Ravenheat CSI 85 is a 'B' rated boiler which has good efficiency of 88.0%.

The CSI 85 is a Condensing Combi boiler with a maximum power output of 25.6kw that uses Gas as its fuel source.

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

Similar Ravenheat Boilers to the CSI 85
(Condensing Gas Combi)

Results ordered by efficiency. Some models may be obsolete.

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