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GAH Heating Products Thermecon 90/120 Option C/F 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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GAH Heating Products Thermecon 90/120 Option C/F Efficiency

SAP seasonal efficiency85.0%
Rating bandBand C


ManufacturerGAH Heating Products Boilers
ModelThermecon 90/120 Option C/F
Fuel TypeOil
Flue TypeOpen
FanFan Assisted
Output (kW)26.4 - 35.2
Boiler IDCFO90/120
Manufactured From/To2002 - current


The GAH Heating Products Thermecon 90/120 Option C/F is a 'C' rated boiler with an efficiency of 85.0%.

The Thermecon 90/120 Option C/F is a Non-Condensing Conventional boiler with a maximum power output of 35.2kw 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.

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(Non-Condensing Oil Conventional)

Results ordered by efficiency. Some models may be obsolete.

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