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Potterton International Heating Rs90/26 rs90/26 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 0333 230 5216 for a no-obligation quote. Alternatively visit Boiler Guide to request quotes from independent local and regional heating engineers.

Potterton International Heating Rs90/26 rs90/26 Efficiency

SAP seasonal efficiency55%
Rating bandUnknown


ManufacturerPotterton International Heating Boilers
ModelRs90/26 rs90/26
Fuel TypeGas
Flue TypeRoom-Sealed
FanNo Fan
Output (kW)28.2 - 28.2
Boiler ID4159532
Manufactured From/ToUnknown - 1976


The Potterton International Heating Rs90/26 rs90/26 is unrated, this probably means it's obsolete or very old.

The Rs90/26 rs90/26 is a Non-Condensing Conventional boiler with a maximum power output of 28.2kw that uses Gas as its fuel source.

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

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