Complete technical details and performance specifications for the Merlin Internal Wall Hung 40/65 EXT
A J Wells and Sons
A O Smith
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The Merlin Internal Wall Hung 40/65 EXT delivers exceptional performance with a 80.8% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Conventional boiler provides 11.7 - 19 (KW) of reliable heating power using Oil fuel for optimal performance.
Potential annual savings of £100-£250 compared to older, less efficient boilers, while reducing your carbon footprint.
Discover why the Merlin Internal Wall Hung 40/65 EXT is the perfect heating solution for your home
80.8% efficiency rating delivers maximum energy savings and optimal performance
Save £100-£250 annually on energy bills compared to older, less efficient boilers
Trusted Merlin 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 Merlin Internal Wall Hung 40/65 EXT to help you make informed decisions
Calculate specific savings with the Merlin Internal Wall Hung 40/65 EXT, including CO₂ reduction and payback period analysis.
Compare the Merlin Internal Wall Hung 40/65 EXT against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Merlin Internal Wall Hung 40/65 EXT replacement through the government ECO4 scheme.
The Merlin Internal Wall Hung 40/65 EXT with its 80.8% efficiency rating is available at no cost through the government ECO4 scheme. Professional installation included with potential savings of £100-£250 annually.
✓ Government Approved ECO4 ✓ Merlin Authorized ✓ 80.8% Efficiency Rated ✓ Professional Installation
