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Chaffoteaux et Maury Britony Combi SE100 Atac 28FF 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.

Chaffoteaux et Maury Britony Combi SE100 Atac 28FF Efficiency

SAP seasonal efficiency78.4%
Rating bandBand D


ManufacturerChaffoteaux et Maury Boilers
ModelBritony Combi SE100 Atac 28FF
Fuel TypeGas
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)28 - 28
Boiler IDGC No 47 980 17
Manufactured From/To2001 - 2007


The Chaffoteaux et Maury Britony Combi SE100 Atac 28FF is a 'D' rated boiler with an efficiency of 78.4%.

The Britony Combi SE100 Atac 28FF is a Non-Condensing Combi boiler with a maximum power output of 28kw that uses Gas as its fuel source.

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

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