Worcester Bosch Greenstar 15Ri 15kW Heat Only Boiler
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Worcester Bosch Greenstar 15Ri 15kW Heat Only Boiler
(Approx. 3-5 working days)


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The Worcester Bosch Greenstar 15Ri is a wall mounted, heat only gas fired condensing boiler designed for open vented or sealed central heating systems. It provides central heating output of 15kW and is suitable for properties with a traditional heating setup that includes a hot water cylinder and cold water storage tank.
This compact boiler is designed to fit inside a standard kitchen cupboard, making it a practical choice for installations where space is limited. It operates with natural gas and can be converted for LPG use. The unit features simple fascia mounted heating temperature controls and a neon operational status indicator for straightforward operation.
The Greenstar 15Ri is ErP A-rated for efficiency, achieving approximately 92% seasonal efficiency. It complies with current NOx and COâ‚‚ emission standards and is compatible with Greenskies solar panels for integration with renewable energy systems. Multi-directional flueing options allow flexible siting during installation.
- 15kW central heating output for small to medium homes
- Compact size: 590mm (H) x 390mm (W) x 270mm (D)
- Wall mounted design fits inside a standard kitchen cupboard
- Compatible with Greenskies solar panels for renewable integration
- LPG conversion kit available for off-grid installations
| Brand | Worcester |
|---|---|
| Width | 390 mm |
| Depth | 270 mm |
| Flue Included | No |
| Fuel Type | Gas |
| Heating Type | Heat Only |
| Height | 590 mm |
| Model Name / No | 7733600308 |
| Weight | 27.4 kg |
| Colour | White |
| Mount Type | Wall Mounted |
| Residential Warranty | Up to 10 years (with conditions) |
| Sound Power Level (dB A): | 49 dB |
- Delivery cost will be calculated at checkout once delivery address has been confirmed
- Delivery lead times are an estimate only
- Delivery drivers will always prioritise safety over convenience when offloading materials
- Bagged products such as cement and plaster cannot be returned once opened
- Jumbo bags cannot be returned once delivered
- All other goods may be returned within 3 months with a proof of purchase provided
- Chargeable pallets may be returned for a full refund
- All online pricing is specific to Northern Ireland only. Pricing for our Isle of Man branch may vary.
The Worcester Bosch Greenstar 15Ri is a wall mounted, heat only gas fired condensing boiler designed for open vented or sealed central heating systems. It provides central heating output of 15kW and is suitable for properties with a traditional heating setup that includes a hot water cylinder and cold water storage tank.
This compact boiler is designed to fit inside a standard kitchen cupboard, making it a practical choice for installations where space is limited. It operates with natural gas and can be converted for LPG use. The unit features simple fascia mounted heating temperature controls and a neon operational status indicator for straightforward operation.
The Greenstar 15Ri is ErP A-rated for efficiency, achieving approximately 92% seasonal efficiency. It complies with current NOx and COâ‚‚ emission standards and is compatible with Greenskies solar panels for integration with renewable energy systems. Multi-directional flueing options allow flexible siting during installation.
- 15kW central heating output for small to medium homes
- Compact size: 590mm (H) x 390mm (W) x 270mm (D)
- Wall mounted design fits inside a standard kitchen cupboard
- Compatible with Greenskies solar panels for renewable integration
- LPG conversion kit available for off-grid installations
| Brand | Worcester |
|---|---|
| Width | 390 mm |
| Depth | 270 mm |
| Flue Included | No |
| Fuel Type | Gas |
| Heating Type | Heat Only |
| Height | 590 mm |
| Model Name / No | 7733600308 |
| Weight | 27.4 kg |
| Colour | White |
| Mount Type | Wall Mounted |
| Residential Warranty | Up to 10 years (with conditions) |
| Sound Power Level (dB A): | 49 dB |
- Delivery cost will be calculated at checkout once delivery address has been confirmed
- Delivery lead times are an estimate only
- Delivery drivers will always prioritise safety over convenience when offloading materials
- Bagged products such as cement and plaster cannot be returned once opened
- Jumbo bags cannot be returned once delivered
- All other goods may be returned within 3 months with a proof of purchase provided
- Chargeable pallets may be returned for a full refund
- All online pricing is specific to Northern Ireland only. Pricing for our Isle of Man branch may vary.


