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A J Wells and Sons Charnwood OLX45 Hearth Boiler Oil - 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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A J Wells and Sons Charnwood OLX45 Hearth Boiler Efficiency

SAP seasonal efficiency83.7%
Rating bandBand C


ManufacturerA J Wells and Sons Boilers
ModelCharnwood OLX45 Hearth Boiler
Fuel TypeOil
Flue TypeOpen
FanFan Assisted
Output (kW)11 - 13.4
Boiler ID
Manufactured From/To2000 - current


The A J Wells and Sons Charnwood OLX45 Hearth Boiler is a 'C' rated boiler with an efficiency of 83.7%.

The Charnwood OLX45 Hearth Boiler is a Non-Condensing Conventional boiler with a maximum power output of 13.4kw that uses Oil as its fuel source.

Although a 'C' rated boiler is not as efficient as many other modern boilers it's still pretty good, only a marginal reduction in fuel bills and carbon dioxide emissions would be observed by replacing it.

Most Efficient Conventional Oil Boilers