Grant Euroflame Boiler House Condensing Oil Boiler 15–26kW
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Grant Euroflame Boiler House Condensing Oil Boiler 15–26kW
(Approx. 3-5 working days)


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The Grant Euroflame Boiler House is an oil fired condensing boiler designed for installation in a boiler house or similar outbuilding. It operates on Class C2 kerosene and supports bio-kerosene blends up to 30% (B30K). The unit uses a stainless steel heat exchanger to maximise heat recovery from flue gases, improving efficiency.
This oil boiler delivers a heat output range of 15–26kW, suitable for medium sized heating systems. It comes with a Riello RDB burner and offers balanced or conventional flue options. The casing is insulated and includes front service access for straightforward maintenance.
The boiler meets OFTEC standards and EC directives, achieving a seasonal efficiency of 92.4% and complying with low NOx emission requirements. Installation must follow current Building Regulations, and commissioning is required for optimal performance.
- Output range 15–26kW for flexible heating applications
- Stainless steel heat exchanger for improved efficiency
- Riello RDB2.2 burner included for reliable operation
- Compatible with kerosene and B30K biofuel blends
- Compact dimensions: 860mm (H) x 430mm (W) x 605mm (D)
| Brand | Grant |
|---|---|
| Width | 430 mm |
| Applicable Standards | SEDBUK Band A |
| Connection Type | 3/4" BSP |
| Depth | 605 mm |
| Flue Included | No |
| Fuel Type | Class C2 Kerosene (B30K compatible) |
| Heat Output Range | 15–26kW |
| Height | 860 mm |
| Heating Output | 25.6 kW |
| Model Name / No | EFCON5090BHBSRED |
| Weight | 103 kg |
| Colour | Red |
| Mount Type | Floor Mounted |
| Hydrogen Ready | No |
| NOx Class | Class 2 |
| Residential Warranty | 1 year manufacturer, 5 year heat exchanger guarantee |
| Sound Power Level (dB A): | 62 dB |
| Burner Type | Riello RDB 2.2 |
- 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 Grant Euroflame Boiler House is an oil fired condensing boiler designed for installation in a boiler house or similar outbuilding. It operates on Class C2 kerosene and supports bio-kerosene blends up to 30% (B30K). The unit uses a stainless steel heat exchanger to maximise heat recovery from flue gases, improving efficiency.
This oil boiler delivers a heat output range of 15–26kW, suitable for medium sized heating systems. It comes with a Riello RDB burner and offers balanced or conventional flue options. The casing is insulated and includes front service access for straightforward maintenance.
The boiler meets OFTEC standards and EC directives, achieving a seasonal efficiency of 92.4% and complying with low NOx emission requirements. Installation must follow current Building Regulations, and commissioning is required for optimal performance.
- Output range 15–26kW for flexible heating applications
- Stainless steel heat exchanger for improved efficiency
- Riello RDB2.2 burner included for reliable operation
- Compatible with kerosene and B30K biofuel blends
- Compact dimensions: 860mm (H) x 430mm (W) x 605mm (D)
| Brand | Grant |
|---|---|
| Width | 430 mm |
| Applicable Standards | SEDBUK Band A |
| Connection Type | 3/4" BSP |
| Depth | 605 mm |
| Flue Included | No |
| Fuel Type | Class C2 Kerosene (B30K compatible) |
| Heat Output Range | 15–26kW |
| Height | 860 mm |
| Heating Output | 25.6 kW |
| Model Name / No | EFCON5090BHBSRED |
| Weight | 103 kg |
| Colour | Red |
| Mount Type | Floor Mounted |
| Hydrogen Ready | No |
| NOx Class | Class 2 |
| Residential Warranty | 1 year manufacturer, 5 year heat exchanger guarantee |
| Sound Power Level (dB A): | 62 dB |
| Burner Type | Riello RDB 2.2 |
- 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.


