

Worcester BoschSKU: HBWC430
Worcester Greenstar 4000 30kW Combi Boiler 7733600373
£1,239.99
Ex.VAT
In stock
Product features:
- 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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Worcester BoschSKU: HBWC430
Worcester Greenstar 4000 30kW Combi Boiler 7733600373


£1,239.99
Ex.VAT
In stock
Product features:
- 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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The Worcester Greenstar 4000 30kW Combi Boiler is a high-efficiency, wall-hung boiler designed for small to medium-sized homes with strong hot water demand. Delivering up to 12.3 litres per minute, it provides reliable heating and consistent hot water performance, even in properties with lower water pressure.
Featuring a modern full-colour display and simple controls, it�s easy to use day to day, while its wide modulation range helps improve efficiency and reduce energy usage. The compact design allows for cupboard-fit installation, making it ideal where space is limited.
Built with installer convenience in mind, it offers front access to key components and removable side panels for easier servicing. Quiet Mark approved and ErP A-rated, the Greenstar 4000 combines reliable performance with quiet operation and energy efficiency.
Featuring a modern full-colour display and simple controls, it�s easy to use day to day, while its wide modulation range helps improve efficiency and reduce energy usage. The compact design allows for cupboard-fit installation, making it ideal where space is limited.
Built with installer convenience in mind, it offers front access to key components and removable side panels for easier servicing. Quiet Mark approved and ErP A-rated, the Greenstar 4000 combines reliable performance with quiet operation and energy efficiency.
Save up to £100 on boilers with Flexi-Pack Pricing
Bundle a boiler, flue, controls, filter and chemicals of your choice and save up to £100.
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