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


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The Grant Euroflame Indoor Condensing Oil Boiler is a floor standing unit designed for installation in kitchens or utility rooms. It operates on kerosene and uses condensing technology to maximise energy efficiency by recovering heat from flue gases. This model offers an output range of 15–26kW, suitable for small to medium heating systems.
The oil boiler incorporates a stainless steel heat exchanger and a Riello RDB burner, ensuring efficient combustion and compliance with low NOx emission standards. It is approved to OFTEC and EC directives and carries an SEAI HARP ‘A’ rating for efficiency. Multiple flueing options and full front service access simplify installation and maintenance.
With a compact footprint and straightforward controls, the Euroflame Indoor model provides a practical heating solution. It includes a one year manufacturer’s warranty and a five year guarantee on the heat exchanger, subject to terms and conditions.
- Output range 15–26kW for flexible heating capacity
- Stainless steel heat exchanger for improved efficiency
- Riello RDB burner with low NOx compliance
- Dimensions: 860mm (H) × 430mm (W) × 603mm (D)
- Approved to OFTEC Standard and EC directives
| Brand | Grant |
|---|---|
| Width | 430 mm |
| Connection Size | 22 mm |
| Depth | 603 mm |
| Flue Included | No |
| Fuel Type | Kerosene |
| Heat Output Range | 15–26kW |
| Height | 860 mm |
| Central Heating Output | 26 kW |
| Min Heat Output | 15 |
| Model Name / No | EFCON5090IND |
| Weight | 103 kg |
| Colour | White |
| Residential Warranty | 1 year boiler, 5 years heat exchanger |
| Sound Power Level (dB A): | 58 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 Grant Euroflame Indoor Condensing Oil Boiler is a floor standing unit designed for installation in kitchens or utility rooms. It operates on kerosene and uses condensing technology to maximise energy efficiency by recovering heat from flue gases. This model offers an output range of 15–26kW, suitable for small to medium heating systems.
The oil boiler incorporates a stainless steel heat exchanger and a Riello RDB burner, ensuring efficient combustion and compliance with low NOx emission standards. It is approved to OFTEC and EC directives and carries an SEAI HARP ‘A’ rating for efficiency. Multiple flueing options and full front service access simplify installation and maintenance.
With a compact footprint and straightforward controls, the Euroflame Indoor model provides a practical heating solution. It includes a one year manufacturer’s warranty and a five year guarantee on the heat exchanger, subject to terms and conditions.
- Output range 15–26kW for flexible heating capacity
- Stainless steel heat exchanger for improved efficiency
- Riello RDB burner with low NOx compliance
- Dimensions: 860mm (H) × 430mm (W) × 603mm (D)
- Approved to OFTEC Standard and EC directives
| Brand | Grant |
|---|---|
| Width | 430 mm |
| Connection Size | 22 mm |
| Depth | 603 mm |
| Flue Included | No |
| Fuel Type | Kerosene |
| Heat Output Range | 15–26kW |
| Height | 860 mm |
| Central Heating Output | 26 kW |
| Min Heat Output | 15 |
| Model Name / No | EFCON5090IND |
| Weight | 103 kg |
| Colour | White |
| Residential Warranty | 1 year boiler, 5 years heat exchanger |
| Sound Power Level (dB A): | 58 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.


