The Worcester Bosch Greenstar heatslave II external combi oil boiler is designed to be situated outside of the property. It features easy access installer connections and a one piece stainless steel primary baffle for rapid servicing and maintenance.

• Optional programmers available
• 2 Years guarantee extended to 5 years when installed with any Greenstar system filter
• Fits externally saving internal kitchen and utility space
• High performance even in harsh weather conditions
• Quiet operational volumes