Worcester Bosch 8000 36kW Combi Boiler Including Flue & 15mm Scale Reducer

The Worcester Bosch 8000 36kW Combi Boiler Including Flue & 15mm Scale Reducer is a premium heating package designed to provide outstanding central heating and powerful mains-pressure hot water for medium to large homes. Supplied with a horizontal flue kit and a 15mm Scale Reducer, this complete package helps minimise limescale build-up in hard water areas while ensuring long-lasting efficiency, reliability, and system protection. Built on Worcester Bosch's flagship Greenstar 8000+ platform, it combines exceptional engineering, ultra-quiet operation, and advanced smart heating technology.

Featuring a high-performance stainless steel heat exchanger, QuickTap® hot water technology, a modern full-colour display, and compatibility with Bosch EasyControl, the Greenstar 8000 offers exceptional comfort, energy efficiency, and ease of use. Its contemporary design and installer-friendly layout make it an ideal choice for both replacement heating systems and new-build installations.

Key Features

• 36kW 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 Medium to Large Homes

The Worcester Bosch 8000 36kW Combi Boiler is ideal for medium to large homes with one or two bathrooms and higher hot water demand. It delivers both central heating and domestic hot water directly from the mains, eliminating the need for a separate hot water cylinder while providing strong and consistent water pressure throughout the home.

The included 15mm Scale Reducer helps minimise limescale formation, making this package particularly suitable for homes in hard water areas.

Powerful Heating & Instant Hot Water

Delivering 36kW domestic hot water output and an impressive 15.2 litres per minute flow rate (Δ35°C), the Greenstar 8000 provides excellent hot water performance for multiple showers, baths, and taps while maintaining efficient central heating throughout the property.

Its innovative QuickTap® technology pre-heats the plate heat exchanger to reduce waiting time for hot water, helping minimise water wastage while providing greater comfort and convenience.

Compact Design

Despite its powerful output, the Greenstar 8000 features a sleek wall-mounted design that fits seamlessly into 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 gas consumption and lower household energy bills.

Its advanced condensing technology and intelligent modulation automatically adjust boiler output to match heating demand, improving seasonal efficiency while maintaining optimum comfort throughout the year.

Smart Heating Control Compatibility

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

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 quick servicing and maintenance.

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

Warranty & Peace of Mind

The Worcester Bosch 8000 36kW Combi Boiler Including Flue & 15mm Scale Reducer includes up to a 12-Year manufacturer's warranty when installed and registered in accordance with Worcester Bosch's warranty requirements, providing long-term confidence and dependable after-sales support.

Why Choose the Worcester Bosch 8000 36kW Combi Boiler Including Flue & 15mm Scale Reducer?

• Complete boiler, flue, and scale protection package
• Powerful 36kW combi boiler
• Natural Gas compatible
• 15.2 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