Complete technical details and performance specifications for the Wolf COB-20
The Wolf COB-20 delivers exceptional performance with a 91.4% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Condensing boiler provides Unknown (KW) of reliable heating power using Oil fuel for optimal performance.
Potential annual savings of £200-£400 compared to older, less efficient boilers, while reducing your carbon footprint.
Discover why the Wolf COB-20 is the perfect heating solution for your home
91.4% efficiency rating delivers maximum energy savings and optimal performance
Save £200-£400 annually on energy bills compared to older, less efficient boilers
Trusted Wolf 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 Wolf COB-20 to help you make informed decisions
Calculate specific savings with the Wolf COB-20, including CO₂ reduction and payback period analysis.
Compare the Wolf COB-20 against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Wolf COB-20 replacement through the government ECO4 scheme.
The Wolf COB-20 with its 91.4% efficiency rating is available at no cost through the government ECO4 scheme. Professional installation included with potential savings of £200-£400 annually.
✓ Government Approved ECO4 ✓ Wolf Authorized ✓ 91.4% Efficiency Rated ✓ Professional Installation
