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  • Gas Safe Registered Engineers
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  • Affordable
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  • Gas Safe Registered Engineers
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  • Quality parts and components used
  • Improved efficiency
  • All work guaranteed
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  • Gas Safe Registered Engineers
  • Quality parts and components used
  • All work guaranteed
  • Free boiler servicing reminder
  • Brand new system
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  • Save on energy bills
  • Long term reliability
  • Lower emissions
  • Environmentally friendly
  • Reduced carbon footprint
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Boiler Extended Warranties

Greenstar HE Junior Gas-Fired Boilers 5 Years
Greenstar HE Si & CDI gas fired boilers 7 Years
Greenstar HE Oil-Fired Boilers 5 Years
SE Gas-Fired Boilers 5 Years
SE Oil-Fired Boilers 5 Years
Solar System 5 Years
Ground Source Heat Pump 5 Years
Air to Water Heat Pump 5 Years
Air to Air Heat Pump 5 Years
DHW Cylinder Components (excluding cylinder) 5 Years


Solar Panels 10 Years 5 Years
WB3 & WB5 Heatcell 10 Years 5 Years
DHW Heat Exchanger 5 Years 5 Years
DHW Cylinder (excluding components) 25 Years 5 Years
Oil Boiler Primary HT /Exchanger 5 Years 5 Years 5 Years
Oil Boiler Condensing HT /Exchanger 10 Years 5 Years
Timers and controls (boiler mounted) 5 Years 5 Years

The table summarises extended warranty periods, see below for additional information on terms and conditions. Please note that warranty periods are valid provided the relevant Worcester accredited course has been successfully completed.

The appliance is guaranteed against defective materials or workmanship emanating from manufacture from the date of installation to the expiry date stated on the Certificate of Registration subject to the following conditions:

That during the currency of this guarantee any components of the appliance which are proved to be faulty or defective in manufacture will be exchanged or repaired at the discretion of Bosch Thermotechnology Ltd, free of material charges and free of labour charge by Bosch Thermotechnology Ltd

That the period of this warranty will commence from the date of installation and will expire as per the details on the Certificate of Registration the warranty will be invalidated if the boiler is not serviced* in accordance with the manufacturer's instructions and statutory regulations in force from time to time by a competent service engineer within 12 months of installation and at 12 month intervals thereafter.

That proof of the service described above must be produced on request

That Bosch Thermotechnology Ltd will not accept responsibility for any fault on the heating system not forming part of the appliance or any fault arising from causes other than original manufacturing defects or workmanship, or any faults caused by faulty installation, servicing neglect, misuse, accidental damage or the non-observance of the instructions contained in the Installation and Operating instructions appropriate to the appliance

That the appliance has been used only for the normal domestic purpose for which it is designed

That the guarantee applies only to appliances purchased in and used on the mainland of Great Britain

That any terms and conditions held with the Installer are also adhered to.

* Servicing is chargeable. If servicing is not carried out by a representative of Bosch Thermotechnology Ltd then it must be carried out by a qualified installer.

Worcester, Bosch group is a trading name of Bosch Thermotechnology Ltd.

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