Every Worcester Bosch product comes with a standard guarantee, and in many cases, this can be extended based on your installer’s level in the Worcester Bosch loyalty programme. Speak with your installer to confirm the exact guarantee length for your product.
Condens 8000 range
Condens 8000 range
- Standard Guarantee - 8 years
- With any Greenstar System Filter - 10 years
- Extended guarantee - 12 years*
The extended guarantee length can be achieved when installing the boiler with any Greenstar System Filter by a Worcester Bosch Accredited Installer or Worcester Bosch Accredited Partner. If your installer is a member of our loyalty programme but is a non-Worcester Accredited installer, they can achieve the extended guarantee length with an additional £40 payment via their loyalty account.
Condens 4000
- Standard Guarantee - 7 years
- With any Greenstar System Filter - 8 years
- Extended guarantee - 10 years*
The extended guarantee length can be achieved when installing the boiler with any Greenstar System Filter by a Worcester Bosch Accredited Installer or Worcester Bosch Accredited Partner. If your installer is a member of our loyalty programme but is a non-Worcester Accredited installer, they can achieve the extended guarantee length with an additional £40 payment via their loyalty account.
Greenstar CDi Compact & i System Compact
- Standard Guarantee - 7 years
- With any Greenstar System Filter - 8 years
- Extended guarantee - 10 years*
The extended guarantee length can be achieved when installing the boiler with any Greenstar System Filter by a Worcester Bosch Accredited Installer or Worcester Bosch Accredited Partner. If your installer is a member of our loyalty programme but is a non-Worcester Accredited installer, they can achieve the extended guarantee length with an additional £40 payment via their loyalty account.
Greenstar Ri & Ri Compact
- Standard Guarantee - 7 years
- With any Greenstar System Filter - 8 years
- Extended guarantee - 10 years*
The extended guarantee length can be achieved when installing the boiler with any Greenstar System Filter by a Worcester Bosch Accredited Installer or Worcester Bosch Accredited Partner. If your installer is a member of our loyalty programme but is a non-Worcester Accredited installer, they can achieve the extended guarantee length with an additional £40 payment via their loyalty account.
Greenstar Oil Boilers
Greenstar oil boilers
- Standard Guarantee - 2 years
- With any System Filter - 5 years
- Extended Guarantee - 7 years*
The extended guarantee length can be achieved when installing the boiler with any Greenstar System Filter by a Worcester Bosch Accredited Installer or Worcester Bosch Accredited Partner. If your installer is a member of our loyalty programme but is a non-Worcester Accredited installer, they can achieve the extended guarantee length with an additional £40 payment via their loyalty account.
Climate 7000i
- Standard Guarantee - 5 years
- Extended Guarantee - 7 years*
*When installed by a Worcester Bosch Accredited Installer or Worcester Bosch Accredited Partner. Terms and conditions apply
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Find a local installer
Each heating system needs custom designing. Find and contact a Worcester Accredited Installer in your area to book a home visit.
After calculating the best system for your home and hot water requirements, your installer will then provide you with a free quote.