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Alpha • Combi • Gas Fuel
A J Wells and Sons
A O Smith
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The Alpha CD25X has a 88.6% efficiency rating.
The Alpha CD25X is a Combi boiler with a maximum power output of 18.4 - 18.4 (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 Alpha CD25X is an excellent choice for your home
88.6% efficiency rating for maximum energy savings
Reduce your energy bills by up to £150-£300 annually
Alpha quality with comprehensive warranty
Built to last with modern condensing technology
Discover other efficient boilers you might be interested in
Use our tools to calculate savings and compare boilers
Calculate your potential annual savings and CO₂ reduction with our free calculator.
Use CalculatorCompare different boiler models side by side to find the perfect match for your home.
Compare NowCheck if you're eligible for a free Alpha CD25X boiler through the ECO4 scheme and start saving money on your energy bills.
