Worcester Bosch | Guarantee Lengths

Greenstar 8000+ Style

Register a Greenstar 8000+ Style with any Greenstar System Filter and receive up to a 12 year guarantee.

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

*^{Full terms and conditions apply}

Greenstar 8000+

Register a Greenstar 8000+ with any Greenstar System Filter and receive up to a 12 year guarantee.

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

*^{Full terms and conditions apply}

Greenstar 4000

Register a Greenstar 4000 with any Greenstar System Filter and receive up to a 10 year guarantee.

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

*^{Full terms and conditions apply}

Greenstar CDi compact & Ri

Register Greenstar CDi & Ri with any Greenstar System Filter to receive up to a 10 year guarantee.

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

*Full terms and conditions apply

Greenstar 2000

Register a Greenstar 2000 with any brand of System Filter to receive a 7 year guarantee.

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

^{*Full terms and conditions apply}

Greenstar 1000

Register a Greenstar 1000 to receive a 5 year guarantee.

Standard Guarantee - 5 Years
With any Greenstar System Filter - 5 Years

Greenstar Oil Boilers

Register any Greenstar Oil boiler with any Greenstar System Filter to receive up to a 7 year guarantee.

Standard Guarantee - 2 Years
With any Greenstar System Filter - 5 Years
With any Greenstar System Filter + £40* (Non-WAI loyalty 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.

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

Join our loyalty scheme

Get rewarded for fitting our products, by earning points when you register your installs through your loyalty account. Convert points to cash on a card, or spend them on workwear, power tools and more.

You can even reinvest your points on marketing and business support – the choice is yours!

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Worcester Bosch Professional App

Don’t forget you can register your guarantees and gas safe notifications via our award-winning Worcester Bosch Professional App!

Download it here

Check your customers' guarantee length

Enter the 23 digit serial number to check the guarantee length remaining on your customers' guarantees.

Check guarantee