The Worcester 28 SI II RSF has a SAP seasonal efficiency rating of 78.4%.
The 28 SI II RSF is a Non-Condensing Combi boiler with a maximum power output of 8.1kw 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
|Model||28 SI II RSF|
|Output (KW)||8.1 - 8.1|
|Manufactured From/To||2002 - current|