The Ariston Clas 21 FF System has a SAP seasonal efficiency rating of 80.4%.
The Clas 21 FF System is a Non-Condensing Conventional boiler with a maximum power output of 24.2kw that uses Gas as its fuel source.
We recommend that you upgrade to a new, more efficient boiler to help reduce fuel bills and carbon dioxide emissions. Get quotes for a new boiler today
|Clas 21 FF System
|24.2 - 24.2
|2007 - 2008