Worcester Bosch Greenstar 4000 liquified petroleum gas combi boiler offers an attractive design, improved installation and excellent performance. ErP A rated for energy efficiency and water heating efficiency, this 30 kW condensing combi boiler includes an intuitive display panel for ease of use.

• Ease of installation, simple switch to previous Worcester i system models with pre-piping jig offering rear piping as standard
• Flexibility of siting provided by long flue lengths up to 12 m with 60/100 mm flues, 500 ml integrated condensate siphon to reduce the risk of freezing and the boilers ability provide full hot water flow rates in low water pressure areas
• Wide modulation range designed to optimise efficiency when heating demand is low
• High end design, quiet operation up to 45 decibel with an intuitive, long text, colour boiler display offering optional intelligent filling solutions
• 7 Years guarantee extended to 8 years when installed with any Greenstar system filter