Worcester Greenstar Style 35kw System Black

Worcester Greenstar Style 35kW System Boiler Black

The Worcester Bosch Greenstar 8000 Style 35kW System Boiler in black combines exceptional heating performance with a bold, contemporary design. Engineered with both homeowners and installers in mind, this high-efficiency system boiler is part of Worcester Bosch’s premium 8000 Style range — delivering outstanding power, near-silent operation, and advanced smart controls in one sleek package. Perfect for medium to large homes with multiple bathrooms, the 35kW model ensures reliable heating and hot water while maintaining exceptional energy efficiency.

Modern Design Meets Premium Performance

With its high-gloss black finish, the Greenstar 8000 Style adds a sophisticated touch to any home. The full-colour LCD touchscreen makes daily operation effortless, providing clear system information and simple navigation. Its quiet combustion design ensures that the boiler runs discreetly in the background, allowing you to enjoy comfort without noise disruption — perfect for modern open-plan living spaces.

High Efficiency and Lower Energy Bills

Boasting an ErP A rating and 94% efficiency, the Worcester Greenstar Style 35kW helps reduce gas consumption and keep heating costs low. The modulation ratio of 1:10 allows the boiler to automatically adjust its output to your home’s needs, minimising energy waste and extending the lifespan of key components. This system boiler also supports LPG compatibility, offering installation flexibility for off-grid homes.

Ideal for Larger Homes

With a 35kW central heating output, this boiler is powerful enough to heat homes with up to 20 radiators and two or more bathrooms. As a system boiler, it works with a separate hot water cylinder, ensuring a consistent and plentiful supply of hot water — even when multiple taps or showers are in use simultaneously.

Installer-Friendly and Built for Reliability

The Greenstar 8000 Style range is designed to make installation and servicing faster and easier. The boiler’s steel-reinforced front cover can be removed with a single screw for instant access to internal components. The top and side panels are also easily removable, saving valuable time during maintenance. Compatible with the Worcester Intelligent Filling System, this boiler automatically maintains the correct water pressure — no manual topping-up required.

Smart Control and Connectivity

The 8000 Style range offers built-in connectivity with the Bosch EasyControl, enabling full smart home integration. Control your heating remotely via smartphone or tablet and enjoy real-time energy usage insights to further optimise efficiency and comfort.

Key Features & Benefits

Powerful 35kW output – ideal for medium to large homes ErP A-rated efficiency (94%) for lower fuel bills Striking high-gloss black finish for modern interiors Quiet operation for minimal household disruption Full-colour LCD touchscreen display for easy navigation Intelligent Filling System – automatically maintains system pressure 1:10 modulation ratio for enhanced reliability and efficiency LPG compatible – perfect for off-grid properties Lightweight and compact design for flexible installation Up to 12-year warranty when installed by a Worcester Bosch Accredited Installer

Technical Specifications

Brand: Worcester Bosch Model: Greenstar 8000 Style 35kW System Gas Boiler Fuel Type: Natural Gas / LPG Compatible Boiler Type: Condensing System Boiler Mounting: Wall Mounted Efficiency Rating: 94% (ErP A) Central Heating Output: 35 kW Dimensions (HxWxD): 780 x 440 x 365mm Noise Level: Extremely quiet operation Colour: Gloss Black Standard Warranty: 5 years (extendable to 12 years)

Why Choose the Worcester Greenstar 8000 Style 35kW?

The Worcester Bosch Greenstar Style 35kW System Boiler Black is the perfect balance of beauty, intelligence, and performance. With its elegant design, ultra-quiet operation, and cutting-edge smart features, it’s ideal for homeowners seeking both comfort and control. Backed by up to a 12-year guarantee, this boiler delivers long-term reliability and exceptional efficiency you can trust.

FAQs

Is the 35kW output right for my home?

Yes — this model is ideal for **medium to large homes** with **up to 20 radiators** and **two or more bathrooms**, where high heating and hot water demand is common.

Can the Greenstar 8000 Style be used with LPG?

Absolutely. This boiler is **LPG compatible**, making it suitable for off-grid homes as well as those connected to mains gas.

What is the warranty period?

The Greenstar 8000 Style comes with a **5-year standard warranty**, which can be extended to **12 years** when installed by a **Worcester Bosch Accredited Installer** and fitted with a Greenstar System Filter.

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