Providing reliable heating for small and medium sized homes, even those that experience problematic low water pressure, the Worcester Bosch Greenstar 15Ri ErP+ NG regular boiler is ErP A-rated for its high levels of frost-protected efficiency. And with the option to connect to Bosch's Greenskies solar panels and the Greenstore cylinder, this 15kW boiler could really help to improve the carbon footprint of a green-minded household. Easy to install, thanks to its compact footprint, the Greenstar Ri is supplied with a telescopic horizontal flue kit to help save on fitting time and trouble.

Worcester Bosch Greenstar RI 15kW NG regular boiler and flue pack

Providing reliable heating for small and medium sized homes, even those that experience problematic low water pressure, the Worcester Bosch Greenstar 18Ri ErP+ NG regular boiler is ErP A-rated for its high levels of frost-protected efficiency. And with the option to connect to Bosch's Greenskies solar panels and the Greenstore cylinder, this 18kW boiler could really help to improve the carbon footprint of a green-minded household. Easy to install, thanks to its compact footprint, the Greenstar Ri is supplied with a telescopic horizontal flue kit to help save on fitting time and trouble.

Worcester Bosch Greenstar RI 18kW NG regular boiler and flue pack

Supplied with a telescopic flue for ease of fitting, even in a challenging spot, this Worcester Bosch Greenstar 24RI NG regular boiler is a practical choice for installation in small to medium sized homes. A compact unit suitable for hanging inside a standard kitchen cupboard, the Greenstar has a low lift weight, making the job of installing as straightforward as possible. In addition to a flue, this 24kW boiler is supplied with all fittings so it's ready to go straight out of the box.

Worcester Bosch Greenstar RI 24kW NG regular boiler and flue pack

Providing reliable heating for small and medium sized homes, even those that experience problematic low water pressure, the Worcester Bosch Greenstar 21Ri ErP+ NG regular boiler is ErP A-rated for its high levels of frost-protected efficiency. And with the option to connect to Bosch's Greenskies solar panels and the Greenstore cylinder, this 21kW boiler could really help to improve the carbon footprint of a green-minded household. Easy to install, thanks to its compact footprint, the Greenstar Ri is supplied with a telescopic horizontal flue kit to help save on fitting time and trouble.

Worcester Bosch Greenstar RI 21kW NG regular boiler and flue pack

Providing reliable heating for small and medium sized homes, even those that experience problematic low water pressure, the Worcester Bosch Greenstar 12Ri ErP+ NG regular boiler is ErP A-rated for its high levels of frost-protected efficiency. And with the option to connect to Bosch's Greenskies solar panels and the Greenstore cylinder, this 12kW boiler could really help to improve the carbon footprint of a green-minded household. Easy to install, thanks to its compact footprint, the Greenstar Ri is supplied with a telescopic horizontal flue kit to help save on fitting time and trouble.

Worcester Bosch Greenstar RI 12kW NG regular boiler and flue pack

This heat-only boiler is a wall-mounted natural gas appliance designed to provide central heating for larger residential properties and light commercial settings. It operates on standard mains voltage and is configured for connection into systems where a separate hot-water cylinder is used, delivering reliable thermal output while occupying minimal wall space.

Worcester Bosch Greenstar 8000+ 40 kW Natural Gas Regular Boiler 7736702594 - Price Offer

This heat-only boiler provides dedicated central-heating output for installations requiring a straightforward hot-water supply to a separate cylinder. Designed for wall mounting in plant rooms or utility spaces, it operates from mains 230VAC and runs on natural gas to deliver sustained heating performance suitable for commercial and light-commercial applications.

Worcester Bosch Greenstar 8000+ 35 kW Natural Gas Regular Boiler 7736702593 - Price Offer

This heat-only boiler provides central heating using natural gas and is designed for wall-mounted installation in domestic or light-commercial settings. It operates on a standard 230VAC supply and delivers a steady heating output suited to circulation systems, offering a compact footprint for installation where floor-standing plant is impractical.

Worcester Bosch Greenstar 8000+ 30 kW Natural Gas Regular Boiler 7736702592 - Price Offer

This heat-only boiler is a gas-fired heating appliance designed to provide high-output central heating for larger installations. It is a wall-mounted unit finished in white and intended for integration with conventional heating systems, including compatibility with solar thermal arrangements.

Worcester Bosch Greenstar 8000+ 50 kW Natural Gas Regular Boiler 7736702596

This heat-only boiler provides central heating through natural gas for domestic and light-commercial installations. Designed for integration with solar thermal systems, it delivers steady thermal input for radiator and hot-water systems while maintaining a compact wall-mounted form in a white finish suited to plant rooms and service cupboards.

Worcester Bosch Greenstar 8000+ 40 kW Natural Gas Regular Boiler 7736702594

This heat-only boiler provides primary central heating for domestic radiator systems using natural gas. It is intended for wall installation and delivers a steady 30 kW of heating capacity while operating with an A energy performance rating. The unit is finished in white and designed to integrate with solar-thermal arrangements where required.

Worcester Bosch Greenstar 8000+ 30 kW Natural Gas Regular Boiler 7736702592

This heat-only boiler is a wall-mounted natural gas unit designed to provide central heating for regular system installations in commercial and industrial settings. It operates on 230VAC and has a compact footprint suitable for plant rooms where space and integration with existing systems are priorities.

Worcester Bosch Greenstar 8000+ 45 kW Natural Gas Regular Boiler 7736702595 - Price Offer

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Worcester Bosch Regular Boiler