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Worcester 26 CDi Xtra RSF - L 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.

Worcester 26 CDi Xtra RSF - L Efficiency

SAP seasonal efficiency87.1%
Rating bandBand B


ManufacturerWorcester Boilers
Model26 CDi Xtra RSF - L
Fuel TypeGas
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)26 - 26
Boiler ID47 311 41
Manufactured From/To1998 - current


The Worcester 26 CDi Xtra RSF - L is a 'B' rated boiler which has good efficiency of 87.1%.

The 26 CDi Xtra RSF - L is a Condensing Combi boiler with a maximum power output of 26kw 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.

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