Worcester Bosch 8000 50kW Combi Boiler Including Flue & 15mm Scale Reducer

The Worcester Bosch 8000 50kW Combi Boiler Including Flue & 15mm Scale Reducer is Worcester Bosch's most powerful wall-hung combi boiler package, designed for larger homes with multiple bathrooms and exceptionally high hot water demand. Supplied with a horizontal flue kit and a 15mm Scale Reducer, this complete installation package helps protect the boiler against limescale build-up while delivering outstanding heating performance, energy efficiency, and long-term reliability. Built on the premium Greenstar 8000+ platform, it combines cutting-edge engineering with quiet operation and advanced smart heating compatibility.

Featuring a premium stainless steel heat exchanger, QuickTap® hot water technology, an intuitive full-colour display, and compatibility with Bosch EasyControl, the Greenstar 8000 provides exceptional comfort and installer-friendly servicing. Its sleek, modern design makes it an excellent choice for homeowners seeking a high-performance, future-ready heating solution.

Key Features

• 50kW Natural Gas Combination (Combi) Boiler
• Includes Horizontal Flue Kit
• Includes 15mm Scale Reducer
• Fuel Type: Natural Gas
• Instant mains-pressure hot water
• No separate hot water cylinder required
• ErP A Rated for heating and hot water
• Up to 94% efficiency
• Stainless steel primary heat exchanger
• QuickTap® hot water pre-heat function
• Full-colour LCD display
• Quiet operation
• Compatible with Bosch EasyControl
• Intelligent boiler modulation
• Automatic filling loop compatible
• Premium modern design
• Up to 12-Year manufacturer's warranty (subject to installation, registration, and manufacturer's terms)

Ideal for Large Homes

The Worcester Bosch 8000 50kW Combi Boiler is designed for large homes with multiple bathrooms and high simultaneous hot water demand. It delivers powerful central heating and instant mains-pressure hot water without requiring a separate hot water cylinder, making it ideal for busy family homes where multiple outlets may be used at the same time.

The included 15mm Scale Reducer helps minimise limescale formation, making this package particularly beneficial in hard water areas while helping maintain long-term boiler efficiency.

Powerful Heating & Instant Hot Water

Delivering 50kW domestic hot water output and an impressive 20.3 litres per minute flow rate (Δ35°C), the Greenstar 8000 offers exceptional hot water performance for multiple showers, baths, and taps simultaneously while maintaining efficient central heating throughout the property.

Its innovative QuickTap® technology pre-heats the plate heat exchanger, reducing waiting time for hot water and helping minimise water wastage while improving everyday comfort.

Compact Design

Despite its powerful performance, the Greenstar 8000 retains a sleek wall-mounted design suitable for modern homes.

Dimensions

• Height: 780mm
• Width: 440mm
• Depth: 365mm

The included horizontal flue and 15mm Scale Reducer provide a complete installation package while helping ensure reliable, long-term operation.

Advanced Energy Efficiency

Rated ErP A with up to 94% efficiency, the Greenstar 8000 helps reduce energy consumption while delivering exceptional heating and hot water performance.

Its advanced condensing technology and intelligent modulation automatically adjust boiler output to match household demand, improving seasonal efficiency and lowering running costs.

Smart Heating Control Compatibility

The Greenstar 8000 is fully compatible with Bosch EasyControl, allowing homeowners to control their heating remotely, create personalised schedules, and optimise energy usage through intelligent temperature management.

Reliable Performance & Easy Maintenance

Engineered with Worcester Bosch's renowned build quality, the Greenstar 8000 features a stainless steel heat exchanger, removable side panels, and an installer-friendly internal layout for quicker servicing and maintenance.

Its premium full-colour display provides clear diagnostics and intuitive operation, while its exceptionally quiet performance makes it suitable for installation in kitchens, utility rooms, and open-plan living spaces.

Warranty & Peace of Mind

The Worcester Bosch 8000 50kW Combi Boiler Including Flue & 15mm Scale Reducer includes up to a 12-Year manufacturer's warranty when installed with a Worcester Bosch system filter by an accredited installer and registered in accordance with the manufacturer's warranty terms.

Why Choose the Worcester Bosch 8000 50kW Combi Boiler Including Flue & 15mm Scale Reducer?

• Complete boiler, flue, and scale protection package
• Powerful 50kW combi boiler
• Natural Gas compatible
• 20.3 L/min domestic hot water flow rate
• Includes Horizontal Flue
• Includes 15mm Scale Reducer
• QuickTap® hot water technology
• Bosch EasyControl compatible
• Premium stainless steel heat exchanger
• Up to 12-Year manufacturer's warranty