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EurocalGrantTriancoViessmannWorcester BoschCamray Utility System 18/25Camray Utility System 25/32Greenstar Camray 12/18Greenstar Camray 18/25Greenstar Camray 25/32Greenstar Camray External 12/18Greenstar Camray External 18/25Greenstar Camray External 25/32Greenstar Camray Utility 12/18Greenstar Camray Utility 18/25Greenstar Camray Utility 25/32Greenstar Camray Utility System 12/18Greenstar Danesmoor 18/25Greenstar Heatslave 12/18Greenstar Heatslave 18/25Greenstar Heatslave 25/32Greenstar Heatslave External 12/18Greenstar Heatslave External 18/25Greenstar Heatslave External 25/32Greenstar Utility 18/25Greenstar Utility 32/50Greenstar Utility 50/70Greenstar Utility 18/25 Reviews (Regular Condensing)
Our rating: 5/5![]()
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Efficiency rating: 93.0%*
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The Greenstar Utility 18/25 series is part of Worcester Bosch's highly respected range of oil-fired condensing boilers. Worcester Bosch strive to combine their commitment to producing reliable and durable boiler systems with their devotion to environmentally-friendly devices. All their units are extensively tested before going on the market to ensure that excellence and quality are guaranteed. The Greenstar Utility range is very energy-saving and has an efficiency rating of 93% which earns the boilers an A rating under the SEDBUK (Seasonal Efficiency of Domestic Boilers in the United Kingdom) guidelines. This energy-saving technology can cut energy bills by between 5 to 10% and also minimises the emission of harmful gases such as carbon dioxide making this range environmentally-friendly.
The Greenstar Utility series are able to perform at such a high efficiency due to their energy-saving secondary heat exchanger. The Greenstar oil-fired condensing boilers reuse exhaust gases and recycle the latent heat energy within them. This significantly reduces any energy wasted and acts as a complementary heat source. This range of boilers is also easy to install, maintain and operate thanks to their convenient design and time-saving devices.
A detailed list of the Worcester-Bosch Greenstar Utility 18/25 are as follows:
- 93% efficiency
- SEDBUK A Rated
- 25kW, 50kW and 70kW DHW outputs
- Compact and convenient cabinet dimensions specifically designed for easy installation in new or existing garage or utility rooms: 855mm x 370mm x 600mm (H x W x D)
- Weight 119kg
- 5 year warranty subject to conditions
- Compatible with Greenskies solar water heating
- Robust and durable manufacturing
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* When review applies to a range of boilers, efficiency applies to best model in range. Always check with manufacturer.
