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Ideal Concord CXSD 40/H 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.

Ideal Concord CXSD 40/H Efficiency

SAP seasonal efficiency80.4%
Rating bandBand D


ManufacturerIdeal Boilers
ModelConcord CXSD 40/H
Fuel TypeGas
Flue TypeOpen
FanNo Fan
Output (kW)43.5 - 43.5
Boiler IDPI No. 87AQ103
Manufactured From/To2001 - current


The Ideal Concord CXSD 40/H is a 'D' rated boiler with an efficiency of 80.4%.

The Concord CXSD 40/H is a Non-Condensing Conventional boiler with a maximum power output of 43.5kw 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 Ideal Boilers to the Concord CXSD 40/H
(Non-Condensing Gas Conventional)

Results ordered by efficiency. Some models may be obsolete.

Most Efficient Conventional Gas Boilers