Geminox • Combi • Gas Fuel
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The Geminox THI 5-25 SEP has a 88.9% efficiency rating.
The Geminox THI 5-25 SEP is a Combi boiler with a maximum power output of 23.9 - 23.9 (KW) that uses Gas 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 Geminox THI 5-25 SEP is an excellent choice for your home
88.9% efficiency rating for maximum energy savings
Reduce your energy bills by up to £150-£300 annually
Geminox quality with comprehensive warranty
Built to last with modern condensing technology
Discover other efficient boilers you might be interested in
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