Guarantee Lengths | Worcester Bosch

From listening to you, our installers, we have simplified our offering so that you can offer up to a 12 year guarantee.

Greenstar Lifestyle 8000

Standard Guarantee - 8 Years
With any Greenstar System Filter - 10 Years
With any Greenstar System Filter + £40* (Non-WAI Excelerate members only) - 12 Years

*^{Full terms and conditions apply}

Greenstar 4000

Standard Guarantee – 7 Years
With any Greenstar System Filter – 8 Years
With any Greenstar System Filter + £40* (Non-WAI Excelerate members only) - 10 Years

*^{Full terms and conditions apply}

Greenstar CDi & Si Compact, or Ri

Standard Guarantee - 7 Years
With any Greenstar System Filter - 8 Years
With any Greenstar System Filter + £40* (Non-WAI Excelerate members only) - 10 Years

*Full terms and conditions apply

Greenstar 2000

Standard Guarantee - 7 Years*
With any Greenstar System Filter - 7 Years*

^{*Full terms and conditions apply}

Greenstar Oil Boilers

Standard Guarantee - 2 Years
With any Greenstar System Filter - 5 Years
With any Greenstar System Filter + £40* (Non-WAI Excelerate members only) - 7 Years

*Full terms and conditions apply

Extend your guarantee with system filters

Extended guarantees can be achieved by fitting any of our Greenstar System.

Greenstar System Filter (22mm)
Greenstar System Filter (28mm)
Greenstar Mini System Filter (22mm)
Greenstar Brass System Filter (22mm)

Register your boiler guarantee

Simply complete the online guarantee registration form.

Excelerate loyalty scheme members please login to register your guarantee and collect points.

Join our new loyalty scheme

We’re excited to introduce you to our loyalty scheme structure that puts you in the driving seat and helps you reach the goals you have for your business.

Progressing up our ‘loyalty ladder’ is now a seamless journey, with one clear and open road to collecting more and more benefits as you accelerate your business with us.