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Worcester Bosch Greenstar 8000+ Life 45kw Combi Boiler inc Horizontal Flue

From £2,345.00

The Worcester Bosch 8000+ Life 45kW Combi Boiler is designed for homes with high hot water demand. Delivering excellent flow rates, smart technology compatibility, and whisper-quiet operation, it’s ideal for large households that value both performance and design.

Worcester Bosch Greenstar 8000+ Life 45kW Combi Boiler – Smart, Quiet & Built for Bigger Homes

Outputs:

SKU: 7738100803 (GR8300iW 45 C) Categories: , , Tags: , Product ID: 1192

Description

The Worcester Bosch Greenstar 8000+ Life 45kW Combi Boiler is a high-output, smart-ready solution ideal for larger homes. It offers powerful performance, advanced connectivity, and sleek aesthetics—bringing together everything you expect from a top-tier boiler.

Reliable. Stylish. Intelligent.

Key Features:
  • 45kW Output – Therefore ideal for larger homes with multiple bathrooms or high water usage.

  • High Flow Rate – Delivers up to 18.3 litres/min at 35°C rise.

  • A-Rated Energy Efficiency – As a result, it keeps your energy bills low while meeting your home’s demands.

  • Smart Thermostat Compatible – Easily pairs with Bosch EasyControl and other smart systems.

  • Quiet Mark Certified – So quiet, it won’t disturb your daily life.

  • Premium Casing – Choose from white or black high-gloss finish to suit modern interiors.

  • Intuitive Touchscreen Display – Furthermore, simplifies control and diagnostics.

  • Minimum 8 Year Warranty – Up to 12-Year Guarantee – Above all, backed by Worcester Bosch’s trusted warranty (subject to installation by an accredited engineer).

Technical Specifications:

  • Boiler Type: Combi

  • Output: 45kW

  • Dimensions (mm): 780 x 440 x 365

  • Hot Water Flow Rate: 18.3 litres/min (at 35°C rise)

  • Energy Rating: A (ErP Compliant)

  • Finish Options: Gloss white or black

Why Choose the Worcester Bosch 8000+ Life 45kW?

If your household requires high-output performance for multiple bathrooms or large-scale water usage, the Worcester Bosch Greenstar 8000+ Life 45kW is a top contender. Not only does it deliver excellent hot water performance, but it also integrates seamlessly with modern smart controls for greater energy efficiency and convenience.

Moreover, the boiler’s near-silent operation and contemporary design make it suitable for kitchens, utility rooms, or open-plan living spaces. In fact, it’s one of the most capable and stylish boilers available for domestic properties.

In conclusion, the Worcester Bosch Greenstar 8000+ Life 45kW Combi Boiler offers a perfect balance of power, intelligence, and elegance—ideal for those who refuse to compromise on comfort or aesthetics.

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Additional information

Watts

45kw

Boiler Type

Combi

Flue Options

Boiler Only – NO Flue, Worcester Bosch Horizontal Flue Kit 60/100 (7716191082), Worcester Bosch Vertical Flue Kit (7719002430)

Features & Benefits

  • 50kW Output – Therefore ideal for large homes with high hot water and heating demands.

  • Outstanding Flow Rate – Hot water delivery of up to 20.3 litres/min at 35°C rise.

  • A-Rated Efficiency – As a result, helps reduce energy bills while maintaining top-tier performance.

  • Smart Control Compatible – Works seamlessly with Bosch EasyControl and other smart thermostats.

  • Quiet Mark Certified – So quiet, it’s perfect for installation in open-plan areas or near living spaces.

  • Premium Gloss Finish – Available in stylish white or black to match modern interiors.

  • Full-Colour Touch Display – Provides intuitive control and advanced diagnostics at your fingertips.

  • Minimum 8 Year Warranty – Up to 12-Year Guarantee – Above all, backed by Worcester Bosch’s trusted warranty (subject to installation by an accredited engineer).

Specifications

 

Brand Worcester Bosch
Flow Rate 18.3 L/min @ 40°C
For Use With Worcester BOSCH horizontal flue 100850
Fuel Type Natural Gas
Range Greenstar 8000+ Life
Warranty 8 years
Weight 51.5 kg
Energy Rating A
Seasonal Space Heating Energy Efficiency % A/89.7%
Water Heating Energy Efficiency Class A
Seasonal Space Heating Energy Efficiency Class A
Output 50 kW
Depth (mm) 365
Efficiency (SAP 2009) 94
Material Stainless Steel
Mounting Type Wall Hung
Supplier Product Code 7736702583
Type Condensing Combi Boiler
Height 780 mm
Width 440 mm
Model Number GR8300iW 45 C NG