Worcester Bosch Greenstar 4000 18kW System Total Home Bundle - IF4

Worcester Bosch

£4,115.00
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SKU:
120-1201-21
Flue Product HZF:
survprod-HZF-6
Flue Product VFF:
survprod-VFF-2
Flue Product VF1/3:
survprod-VF1-3-2
Flue Product VF2/3:
survprod-VF2-3-2
Key Features 1:
10 year guarantee
Key Features 3:
Manufactured in the UK
Product Features 1:
High performance, control and efficiency
Product Features 2:
Precision heating to reduce your fuel bills
Product Features 3:
Perfect for small to medium sized homes with one bathroom
Product Features 4:
Worcester Bosch boilers rated 4.7 on Trustpilot
Product Features 5:
Heating technology at it's best
kW Output:
18
ERP Rating:
A
Energy Efficiency:
94
Short Description:
An ultra-quiet and reliable system boiler, ideal for small homes. Part of the award-winning Greenstar range, it features a modern design and simple controls. Enjoy lasting warmth and comfort with a 10-year guarantee.
Sell Point:
A rated, 94% efficiency. 20% hydrogen ready. Made in the UK
Short Title:
Worcester Bosch 4000 18kw Total Home Bundle
Bundle:
120-1200-10,120-1200-08,120-1200-11
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The Worcester Bosch Greenstar 4000 18kW is a high-efficiency system boiler ideal for medium-sized homes that need reliable heating and hot water performance. Combining Worcester Bosch’s trusted engineering with modern efficiency, it provides consistent warmth, low running costs, and long-term dependability.

Its sleek, compact design allows for flexible installation, fitting neatly into kitchens, airing cupboards, or utility areas. The Quiet Mark certification guarantees near-silent operation, while built-in frost protection ensures year-round reliability, even in colder conditions. With its A-rated efficiency, it helps reduce energy use and supports more sustainable home heating.

Backed by a 10-year parts and labour guarantee, the Greenstar 4000 18kW offers lasting peace of mind and excellent performance. For homeowners seeking a quiet, efficient, and durable heating solution from one of the UK’s leading boiler brands, the Worcester Bosch Greenstar 4000 18kW is a perfect choice.

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