Mistral • Conventional • Oil Fuel
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The Mistral S1-5070 Sealed System has a 82.3% efficiency rating.
The Mistral S1-5070 Sealed System is a Conventional boiler with a maximum power output of 14.6 - 20.5 (KW) that uses Oil as its fuel source.
This boiler will provide efficient heating and subsequently reduce fuel bills and carbon dioxide emissions. Potential annual savings compared to older boilers: £100-£250.
Why the Mistral S1-5070 Sealed System is an excellent choice for your home
82.3% efficiency rating for maximum energy savings
Reduce your energy bills by up to £100-£250 annually
Mistral quality with comprehensive warranty
Built to last with modern condensing technology
Discover other efficient boilers you might be interested in
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