Complete technical details and performance specifications for the Boulter Classic 135/165
A J Wells and Sons
A O Smith
ACV
Alde
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De Dietrich Thermique
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i
i-mini
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icon Heating
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Vokèra BY RIELLO
Warmflow
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Yorkpark
The Boulter Classic 135/165 delivers exceptional performance with a 84.1% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Conventional boiler provides 39.6 - 48.4 (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 Boulter Classic 135/165 is the perfect heating solution for your home
84.1% efficiency rating delivers maximum energy savings and optimal performance
Save £100-£250 annually on energy bills compared to older, less efficient boilers
Trusted Boulter 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 Boulter Classic 135/165 to help you make informed decisions
Calculate specific savings with the Boulter Classic 135/165, including CO₂ reduction and payback period analysis.
Compare the Boulter Classic 135/165 against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Boulter Classic 135/165 replacement through the government ECO4 scheme.
The Boulter Classic 135/165 with its 84.1% 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 ✓ Boulter Authorized ✓ 84.1% Efficiency Rated ✓ Professional Installation
