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Greenstar i

Our Greenstar i combi boiler is perfect for small to medium sized homes with one bathroom.

Replacing a well-established award-winning boiler that has been installed in over 1 million homes across the UK, our latest model now has a user friendly control that allows you to adjust your heating and hot water to meet your exact requirements.

  • Simple boiler controls with clear information display
  • Zero risk of condensate pipe freezing in severe weather*
  • Wide choice of controls enables greater comfort and economy
  • Low energy pump reduces electrical usage
  • Instantaneous hot water, always available
  • Achieves an A+ ErP package efficiency rating for heating when installed with a Wave smart internet connected control
  • Fills a standard kitchen sink in 45 seconds

*The Condensesure Siphon has been proven to be effective at preventing frozen condensate at -15°C for a sustained period of 48 hours. 32mm pipework must be used and should not exceed 3 metres in length

Greenstar Si Compact

Our Greenstar Si Compact combi boiler is suitable for small to medium sized homes with one bathroom.

This boiler is designed to fit within a standard kitchen cupboard and has an easy to use control that allows you to fine tune your comfort.

  • Fits in a standard kitchen cupboard
  • User-friendly displays for ease of use
  • Hot water can be adjusted to fine tune your comfort
  • Wide choice of controls enables greater comfort and economy
  • Frost protection is included, reducing frost risk if installed in a garage or a loft
  • Simple boiler control knobs with clear temperature display
  • Low energy pump reduces electrical usage
  • Instantaneous hot water, always available
  • Achieves an A+ ErP package efficiency rating for heating when installed with a Wave smart internet connected control
  • Fills a standard kitchen sink in 45 seconds

Greenstar CDi Compact

Our Greenstar CDi Compact combi boiler is suitable for small, medium and large-sized properties with one or two bathrooms.

This boiler is designed to fit within a standard kitchen cupboard. Despite its compact size, the high outputs make it suitable for homes with more than one bathroom.

  • Fits in a standard kitchen cupboard
  • User-friendly displays for ease of use
  • Hot water can be adjusted to fine tune your comfort
  • Simple boiler control knobs with clear temperature display
  • Frost protection is included, reducing frost risk if installed in a garage or a loft
  • Wide choice of controls enables greater comfort and economy
  • Low energy pump reduces electrical usage
  • Instantaneous hot water, always available
  • Achieves an A+ ErP package efficiency rating for heating when installed with a Wave smart internet connected control
  • Fills a standard kitchen sink in 37 seconds

Greenstar CDi Classic

Our Greenstar CDi Classic boiler is our top of the range combi boiler offering the highest levels of hot water comfort.

This boiler has set the benchmark within the industry for efficiency and reliability and is suitable for homes with one or two bathrooms.

  • Highest hot water flow rate of the Greenstar combi wall mounted range
  • Simple boiler control knobs with clear temperature display
  • Low energy pump reduces electrical usage
  • Frost protection is included, reducing frost risk if installed in a garage or a loft
  • Larger two bathroom properties can be supplied by higher output options
  • Wide choice of controls enables greater comfort and economy
  • Instantaneous hot water, always available
  • Inbuilt keyless filling link making it easy to refill your system
  • Large Condensesure style siphon built into the boiler – eliminates frost risk*
  • Fills a standard kitchen sink in 32 seconds

*The Condensesure Siphon has been proven to be effective at preventing frozen condensate at -15°C for a sustained period of 48 hours. 32mm pipework must be used and should not exceed 3 metres in length

Greenstar CDi Highflow

Our Greenstar CDi Highflow is a well-established floor standing combi boiler that is renowned for industry-leading hot water flow rates.

Perfect for larger homes with two bathrooms.

  • Fits underneath a standard kitchen worktop
  • Larger two bathroom homes can be supplied by higher output options
  • Wide choice of controls enables greater comfort economy
  • Frost protection is included, reducing frost risk if installed in a garage or a cellar
  • Simple boiler control knobs with temperature display
  • Instantaneous hot water, always available
  • Fills a standard kitchen sink in 19 seconds

Greenstar Ri (12kW to 24kW)

Our Greenstar Ri boiler is a compact, wall mounted boiler that is perfect for small and medium sized homes. It is also perfect for replacing a boiler in an existing system.

Small enough to be installed in a standard kitchen cupboard, the boiler can be used with our range of high efficiency Greenstore cylinders for a complete Worcester system solution for your home.

  • Fits in a standard kitchen cupboard
  • Simple boiler control knob
  • Suitable for homes where the heating system includes a hot water storage cylinder
  • Frost protection is also included, reducing frost risk if installed in a garage or loft
  • Can be used with Greenskies solar panels for energy and cost savings

Greenstar Ri (27kW and 30kW)

Our higher output Greenstar Ri boiler is a compact, wall mounted boiler that is perfect for medium and large-sized homes.

Small enough to be installed in a standard kitchen cupboard, this boiler can be used with our range of high efficiency Greenstore cylinders for a complete Worcester system solution for your home.

  • Fits in a standard kitchen cupboard
  • Simple boiler control knob
  • User-friendly displays for ease of use
  • Can be used with Greenskies solar panels for energy and cost savings
  • Choice of controls enables greater comfort and economy

Greenstar CDi Classic Regular

Our Greenstar CDi Classic Regular boiler is our top performing boiler with impressive heating outputs making it an excellent choice for larger homes.

This boiler can be used with our range of high efficiency Greenstore cylinders allowing stored hot water to be rapidly replenished.

  • Highest central heating output of the wall-hung Greenstar regular boiler range
  • Stored hot water can be rapidly replenished with high output options
  • Our CDi Classic has set the heating industry benchmark for efficiency, helping to reduce energy usage
  • Simple boiler control knob with temperature display
  • Large Condensesure style siphon built into the boiler – eliminates frost risk*

*The Condensesure Siphon has been proven to be effective at preventing frozen condensate at -15°C for a sustained period of 48 hours. 32mm pipework must be used and should not exceed 3 metres in length

Greenstar CDi FS Regular

Our Greenstar FS CDi Regular is a perfect replacement for an older floor standing boiler in a larger property.

This boiler can be used with our range of high efficiency Greenstore cylinders allowing stored hot water to be rapidly replenished.

  • Fits underneath a standard kitchen worktop
  • Stored hot water can be rapidly replenished with high output options
  • Simple boiler control knobs with temperature display
  • Can be used with Greenskies solar panels for energy and cost savings

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