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Ariston Genus 27 BFFI Plus Mk2 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.

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Ariston Genus 27 BFFI Plus Mk2 Efficiency

SAP seasonal efficiency80.0%
Rating bandBand D


ManufacturerAriston Boilers
ModelGenus 27 BFFI Plus Mk2
Fuel TypeGas
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)27.4 - 27.4
Boiler IDGC No. 47-116-11
Manufactured From/To2002 - 2007


The Ariston Genus 27 BFFI Plus Mk2 is a 'D' rated boiler with an efficiency of 80.0%.

The Genus 27 BFFI Plus Mk2 is a Non-Condensing Combi boiler with a maximum power output of 27.4kw 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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