The Baxi Heating Boston 2 70 RS has a SAP seasonal efficiency rating of 55.0%.
The Boston 2 70 RS is a Non-Condensing Conventional boiler with a maximum power output of 20.51kw that uses Gas as its fuel source.
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|Model||Boston 2 70 RS|
|Output (KW)||17.88 - 20.51|
|Manufactured From/To||1995 - 2001|