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Glow-worm Ultimate 40BF Gas - Boiler Efficiency Ratings

Boiler Efficiency Rating

You can find out the energy efficiency of your boiler by checking its energy rating; you can do this now by selecting the make and model below.

A boiler’s energy rating is an indicator of its efficiency when used within an average domestic household. It's a great benchmark for comparing new boilers and can help you work out how much money you could save on energy bills if you replaced your current boiler with a more efficient model.

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.

Glow-worm Ultimate 40BF Efficiency

SAP seasonal efficiency72.1%
Rating bandBand F

Specification

ManufacturerGlow-worm Boilers
ModelUltimate 40BF
Fuel TypeGas
TypeConventional
MethodNon-Condensing
Flue TypeRoom-Sealed
FanNo Fan
Output (kW)8.79 - 11.72
Boiler ID41 319 52
Manufactured From/To1993 - 2002
SEDBUK Rating

Summary

The Glow-worm Ultimate 40BF is an 'F' rated boiler with a poor efficiency of 72.1%.

The Ultimate 40BF is a Non-Condensing Conventional boiler with a maximum power output of 11.72kw that uses Gas as its fuel source.

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

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