News, Views & Reviews on Domestic Central Heating, Boiler & Renewable Energy


Get Free, No Obligation Boiler Quotes

Worcester Highflow 400 Electronic BF BF 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 Highflow 400 Electronic BF BF Efficiency

SAP seasonal efficiency80.0%
Rating bandBand D


ManufacturerWorcester Boilers
ModelHighflow 400 Electronic BF BF
Fuel TypeGas
Flue TypeRoom-Sealed
FanNo Fan
Output (kW)24 - 24
Boiler ID47 311 62
Manufactured From/To2002 - current


The Worcester Highflow 400 Electronic BF BF is a 'D' rated boiler with an efficiency of 80.0%.

The Highflow 400 Electronic BF BF is a Non-Condensing Combi boiler with a maximum power output of 24kw 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.

Similar Worcester Boilers to the Highflow 400 Electronic BF BF
(Non-Condensing Gas Combi)

Results ordered by efficiency. Some models may be obsolete.

Most Efficient Combi Gas Boilers