System boiler

Worcester Bosch
Greenstar 8000+ 35kW System

A 35kW system boiler from Worcester Bosch — installed in a single day by Gas Safe registered engineers.

Fully installed from
£3,520
Finance available
35kWHeat output
SystemBoiler type
10 yearsManufacturer warranty
1–2 dayInstallation
Worcester Bosch Greenstar 8000+ boiler, front view
System boiler
35kW output

Built for real homes.
Not showrooms.

The Worcester Bosch Greenstar 8000+ 35kW is designed to work quietly, efficiently, and reliably — for years to come.

  • Award-Winning Design
  • 35kW heat output — System boiler
  • 33.7kW central heating output
  • 10 year manufacturer warranty
  • 94% ErP efficiency rating

One price.
Everything covered.

No surprise add-ons. Your quote covers everything needed for a complete installation that meets all gas safety regulations, carried out by Gas Safe registered engineers.

Price and installation time varies depending on your installation requirements. Answer a few quick questions to get your exact fixed price.

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Flue, fittings & full installation
Magnetic system filter
System cleanse & inhibitor
Removal & safe disposal of your old boiler
Gas Safe registered installation certificate
Warranty registration

The numbers
that matter.

Boiler type
System
System type
Heat output
35kW
System boiler
Central heating
33.7kW
Heating output
Efficiency
94%
ErP energy rating
Warranty
10 years
Manufacturer guarantee
Dimensions
H 780 x W 440 x D 365 mm
Width × height × depth
Fully installed from
£3,520
Fully installed, no extras

Worcester Bosch Greenstar 8000+ 35kW

The Worcester Bosch Greenstar 8000+ 35kW system boiler is the latest version of Worcester Bosch's flagship system boiler, replacing the Greenstar 8000 Life System. It heats your radiators directly and supplies a separate hot water cylinder, and has a new full-colour display with backlit touch buttons.

It works with the Bosch EasyControl smart thermostat. Fitted with a Greenstar System Filter, it comes with a 10-year Worcester Bosch guarantee.

Don't let cost get
in the way of warmth.

Spread the cost of your new boiler over monthly payments that fit your budget. Available through Ideal4Finance, subject to status.

Learn about finance
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Representative example only. Subject to status. Boxheat Ltd is an Introducer Appointed Representative of Ideal Sales Solutions Ltd t/a Ideal4Finance (FN 703047).