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Greenstar 30CDi Classic System

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The Greenstar 30CDi Classic System boiler is our top performing system boiler. It’s suited to bigger properties with a larger heating requirement.

The boiler is compatible with a wide range of optional controls, offering you superb flexibility with your heating and hot water times and temperatures.

The Greenstar CDi Classic System boiler offers the ultimate in energy savings when combined with our new generation intelligent controls and our Greenskies solar water heating panels.

For further peace of mind, every boiler in Worcester’s Greenstar gas and LPG condensing boiler range has been awarded a Which? Best Buy accreditation.


Central heating output: 30kW


The Greenstar 30CDi Classic is 90.1% efficient and is in the highest possible efficiency category, SAP 2005 seasonal efficiency rating.