Complete technical details and performance specifications for the Worcester Greenstar 21i System ErP LPG
A J Wells and Sons
A O Smith
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The Worcester Greenstar 21i System ErP LPG delivers exceptional performance with a 89.1% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Conventional boiler provides 21.0 - 21.0 (KW) of reliable heating power using LPG fuel for optimal performance.
Potential annual savings of £150-£300 compared to older, less efficient boilers, while reducing your carbon footprint.
Discover why the Worcester Greenstar 21i System ErP LPG is the perfect heating solution for your home
89.1% efficiency rating delivers maximum energy savings and optimal performance
Save £150-£300 annually on energy bills compared to older, less efficient boilers
Trusted Worcester 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 Worcester Greenstar 21i System ErP LPG to help you make informed decisions
Calculate specific savings with the Worcester Greenstar 21i System ErP LPG, including CO₂ reduction and payback period analysis.
Compare the Worcester Greenstar 21i System ErP LPG against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Worcester Greenstar 21i System ErP LPG replacement through the government ECO4 scheme.
The Worcester Greenstar 21i System ErP LPG with its 89.1% 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 ✓ Worcester Authorized ✓ 89.1% Efficiency Rated ✓ Professional Installation
