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Worcester Bosch Greenstar 4000 Gas Combi Boiler White

Name: Worcester Bosch Greenstar 4000 Gas Combi Boiler White
Brand: Worcester
SKU: SKU260223155436226
Availability: InStock

SKU: 260223155436226 EAN: 4057749856623

Compare 3 prices for Worcester Bosch Greenstar 4000 Gas Combi Boiler White — from £1,473.99 to £1,661.44 across 3 UK sellers including Screwfix, Toolstation, Travis Perkins. Save up to £187.45 (11%).

£1,473.99 10h ago

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Compare Prices from 3 Sellers

Prices updated 13 Apr 2026

2

Toolstation

£1,514.99 +£41.00

9h

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3

Travis Perkins

£1,661.44 +£187.45

8h

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#2

Toolstation

9h ago

£1,514.99 +£41.00

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#3

Travis Perkins

8h ago

£1,661.44 +£187.45

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Built on all the tried, tested and much-loved features of the Greenstar i, the Greenstar 4000 is instantly familiar and yet totally transformed in appearance, performance and installer plus points. Weâve raised the bar with the speed and ease of installation, commissioning and servicing, alongside improvements in efficiency and control. Ease of installation SimpleSwitch to previous Worcester i Junior and Si models with pre-piping jig offering rear piping as standard Flexibility of siting provided by long flue lengths (up to 12m with 60/100mm flues), 500ml integrated condensate siphon to reduce the risk of freezing and the boiler's ability provide full hot water flow rates in low water pressure areas Complete peace of mind for the end user with a 10-year heat exchanger and a 7-year product guarantee available as standard. Wide modulation range designed to optimise efficiency when heating demand is low. High-end design, quiet operation (up to 45dB(A)) with an intuitive, long text, colour boiler display offering optional intelligent filling solutions

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