Worcester Bosch Greenstar 1000 24kW Combi Boiler
The Worcester Bosch Greenstar 1000 24kW Combi Boiler is an affordable yet high-quality heating solution designed with modern living in mind. Perfect for apartments and small to medium-sized homes, it provides reliable heating and hot water for one bathroom without compromising on performance or efficiency.
Despite being Worcester Bosch’s most competitively priced combi boiler, it still carries the trusted engineering excellence and durability the brand is famous for. Compact, lightweight, and highly efficient, it offers outstanding everyday comfort at a price that’s accessible to more homeowners than ever before.
Compact, Lightweight, and Easy to Install
The Greenstar 1000 24kW is Worcester Bosch’s lightest combi boiler to date, weighing just 26.7kg. This makes installation straightforward and hassle-free for heating engineers, especially in smaller properties. Its cupboard-fit design, just 300mm deep, means it can be neatly hidden away inside a standard kitchen cupboard — perfect for homes where space is at a premium.
Efficient, Reliable, and Cost-Effective
This boiler is not just compact — it’s smart too. With ErP A-rated efficiency for both heating and hot water, it helps lower energy bills and reduces carbon emissions. The Quick Tap water-saving feature minimises wasted water, while the 1:5 modulation ratio ensures the boiler only uses as much gas as it needs, improving efficiency and saving money over time.
Every aspect of the Greenstar 1000 has been designed for long-term reliability and ease of use, supported by a 5-year manufacturer’s warranty (subject to T&Cs). With its quiet operation and simple controls, it’s the perfect choice for households looking for dependable warmth without unnecessary complexity.
Technical Specifications
Specification Details
Brand Worcester Bosch
Model Greenstar 1000 24 Combi
MPN 7736902178
SKU 87352
GTIN 4062321539498
Fuel Type Natural Gas
Type Condensing Combi Boiler
CH Output 24kW (81,000 BTU)
DHW Output 24kW
Flow Rate 9.8 L/min @ 35°C rise
ErP Heating Rating A
ErP Hot Water Rating A
Dimensions (HxWxD) 655 x 395 x 285mm
Weight 26.7kg (gross 28.5kg)
Mounting Wall-hung
Warranty 5 years (subject to T&Cs)
Why Choose the Worcester Bosch Greenstar 1000 24kW?
Choosing the Greenstar 1000 24kW means investing in affordability, efficiency, and trusted performance from one of the UK’s leading boiler brands. Whether you’re upgrading an older system or fitting out a new home, this compact combi delivers the perfect balance of power, simplicity, and value.
Frequently Asked Questions
1. Is the Worcester Bosch Greenstar 1000 suitable for my home?
The Greenstar 1000 24kW is ideal for apartments and small to medium-sized homes with one bathroom. It’s designed to efficiently supply both heating and hot water without the need for a separate water tank.
2. How energy efficient is the Greenstar 1000 24kW?
This model has an ErP A rating for both heating and hot water, achieving around 94% efficiency. Its 1:5 modulation ratio also helps reduce gas usage, meaning it automatically adjusts its output to meet your heating needs more efficiently.
3. What kind of warranty does it come with?
The Greenstar 1000 24kW comes with a 5-year manufacturer’s warranty, giving you peace of mind and assurance of Worcester Bosch’s trusted reliability. Warranty length may vary depending on installation and servicing conditions, so always check the manufacturer’s terms and conditions.
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