Complete technical details and performance specifications for the Keston Combi 35
A J Wells and Sons
A O Smith
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The Keston Combi 35 delivers exceptional performance with a 88.9% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Combi boiler provides 24.2 - 24.2 (KW) of reliable heating power using Gas fuel for optimal performance.
Potential annual savings of £150-£300 compared to older, less efficient boilers, while reducing your carbon footprint.
Discover why the Keston Combi 35 is the perfect heating solution for your home
88.9% efficiency rating delivers maximum energy savings and optimal performance
Save £150-£300 annually on energy bills compared to older, less efficient boilers
Trusted Keston engineering with comprehensive warranty coverage
Built to last with modern condensing technology and premium components
Discover other high-efficiency boilers that might be perfect for your home
Advanced tools designed specifically for the Keston Combi 35 to help you make informed decisions
Calculate specific savings with the Keston Combi 35, including CO₂ reduction and payback period analysis.
Compare the Keston Combi 35 against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Keston Combi 35 replacement through the government ECO4 scheme.
The Keston Combi 35 with its 88.9% efficiency rating is available at no cost through the government ECO4 scheme. Professional installation included with potential savings of £150-£300 annually.
✓ Government Approved ECO4 ✓ Keston Authorized ✓ 88.9% Efficiency Rated ✓ Professional Installation
