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Potterton Myson Housewarmer 55 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.

Potterton Myson Housewarmer 55 Efficiency

SAP seasonal efficiency78.4%
Rating bandBand D


ManufacturerPotterton Myson Boilers
ModelHousewarmer 55
Fuel TypeGas
Flue TypeOpen
FanNo Fan
Output (kW)16.1 - 16.1
Boiler IDHGL
Manufactured From/To1994 - 2000


The Potterton Myson Housewarmer 55 is a 'D' rated boiler with an efficiency of 78.4%.

The Housewarmer 55 is a Non-Condensing Conventional boiler with a maximum power output of 16.1kw 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 Potterton Myson Boilers to the Housewarmer 55
(Non-Condensing Gas Conventional)

Results ordered by efficiency. Some models may be obsolete.

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