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Ferroli Hawk II Hawk II 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.

Ferroli Hawk II Hawk II Efficiency

SAP seasonal efficiency68%
Rating bandUnknown


ManufacturerFerroli Boilers
ModelHawk II Hawk II
Fuel TypeGas
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)23.3 - 23.3
Boiler ID
Manufactured From/ToUnknown - obsolete


The Ferroli Hawk II Hawk II is unrated, this probably means it's obsolete or very old.

The Hawk II Hawk II is a Non-Condensing Conventional boiler with a maximum power output of 23.3kw that uses Gas as its fuel source.

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

Similar Ferroli Boilers to the Hawk II Hawk II
(Non-Condensing Gas Conventional)

Results ordered by efficiency. Some models may be obsolete.

Most Efficient Conventional Gas Boilers