ABX Grunt I. wood-burning stove with water heat exchanger, black steel is an ABX wood-burning stove with a water heat exchanger for heating spaces up to 440 m³. Construction: sheet metal.
This product is designed for heating living spaces, leisure rooms, or holiday homes. The focus is on stable heating performance, ease of use, and high-quality workmanship.
Key features
- Nominal heat output 20 kW
- Flue diameter: 150 mm
- External air supply: yes
- Flue outlet: rear
- Maximum heated room volume: 440 m³
- Fuel: Wood, wood briquettes
Suitable use
Suitable for living spaces and holiday properties.
Technical parameters
| Model | Grunt I. |
|---|---|
| Finish / configuration | steel |
| Type | wood-burning stove with water heat exchanger |
| Product code | HB-4019TPL |
| Nominal heat output | 20 kW |
| Adjustable output range | 10 – 22 kW |
| Water-side heat output | 10 kW |
| Heated room volume | max. 440 m³ |
| Dimensions (H × W × D) | 1256 × 820 × 553 mm |
| Weight | 180 kg |
| Flue diameter | 150 mm |
| Flue outlet | rear |
| External combustion air supply | yes |
| Fuel | firewood, wood briquettes |
| Efficiency | 75 % |
| Energy class | A |









