Complete technical details and performance specifications for the Worcester 25 Si – L RSF
A J Wells and Sons
A O Smith
ACV
Alde
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ATAG
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Atmos
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De Dietrich
De Dietrich Thermique
Dimplex
E.C.A.
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ELCO Klockner Heiztechnik
Eurocal
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Fer
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Ferroli
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i
i-mini
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icon Heating
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Turkington Engineering
Unical
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Vokera
Vokèra BY RIELLO
Warmflow
Warmworld
Wickes
Wolf
Worcester
Yorkpark
The Worcester 25 Si – L RSF delivers exceptional performance with a 78.0% efficiency rating, making it one of the most energy-efficient heating solutions available.
This Combi boiler provides 25 - 25 (KW) of reliable heating power using Gas fuel for optimal performance.
Potential annual savings of £50-£200 compared to older, less efficient boilers, while reducing your carbon footprint.
Discover why the Worcester 25 Si – L RSF is the perfect heating solution for your home
78.0% efficiency rating delivers maximum energy savings and optimal performance
Save £50-£200 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 25 Si – L RSF to help you make informed decisions
Calculate specific savings with the Worcester 25 Si – L RSF, including CO₂ reduction and payback period analysis.
Compare the Worcester 25 Si – L RSF against other boiler models with detailed specifications and performance metrics.
Check if you qualify for a free Worcester 25 Si – L RSF replacement through the government ECO4 scheme.
The Worcester 25 Si – L RSF with its 78.0% efficiency rating is available at no cost through the government ECO4 scheme. Professional installation included with potential savings of £50-£200 annually.
✓ Government Approved ECO4 ✓ Worcester Authorized ✓ 78.0% Efficiency Rated ✓ Professional Installation
