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Worcester Greenstar Ri Open Vented


IITC CODE Model Outputs:
7712331895 30kW       ( 30CDi )
7712231636 40kW       ( 40CDi )

The Greenstar CDi Classic Regular boilers are our top performing wall-mounted regular boilers. Their impressive heating outputs make them an excellent choice for installation in larger properties.

These boilers have a built-in fascia-mounted heating temperature control knob and a neon operational status indicator.

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.


10 year guarantee on primary heat exchanger.

Central heating output: 30kW

Efficiency  90.3% A

The Greenstar 30CDi Classic Regular is 90.3% efficient and is in the highest possible official efficiency category, SAP 2005 seasonal efficiency rating.

Features & benefits

  • A rated efficiency (SAP 2005 seasonal efficiency)

  • Standard guarantee: 2 years

  • 10 year guarantee on primary heat exchanger

  • Wall mounting frame with pipes behind - no exposed pipework

  • Can be fitted inside kitchen cabinet dimensions
  • Reversible upwards or downwards pipe connections
  • Multi-directional fluing
  • Compatible with Greenskies solar water heating system
  • Low NOx and CO2 emissions - environmentally friendly


Greenstar Gas Boilers
User Manual for Greenstar CDi