Grandee • Conventional • Oil Fuel
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The Grandee GCW 10-15 Ext has a 89.5% efficiency rating.
The Grandee GCW 10-15 Ext is a Conventional boiler with a maximum power output of 10 - 15 (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 Grandee GCW 10-15 Ext is an excellent choice for your home
89.5% efficiency rating for maximum energy savings
Reduce your energy bills by up to £150-£300 annually
Grandee quality with comprehensive warranty
Built to last with modern condensing technology
Discover other efficient boilers you might be interested in
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