Worcester • Combi • Oil Fuel
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The Worcester Greenstar Heatslave II External 18/25 has a 89.2% efficiency rating.
The Worcester Greenstar Heatslave II External 18/25 is a Combi boiler with a maximum power output of 18 - 25 (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: £150-£300.
Why the Worcester Greenstar Heatslave II External 18/25 is an excellent choice for your home
89.2% efficiency rating for maximum energy savings
Reduce your energy bills by up to £150-£300 annually
Worcester quality with comprehensive warranty
Built to last with modern condensing technology
Discover other efficient boilers you might be interested in
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