Technical information
| Indicators | Data |
|---|---|
| Nominal power in kW | 19 |
| Maximum power in kW | 23 |
| Overall dimensions (mm) | 710 x 560 x 1000 |
| Weight (kg) | 140 |
| Efficiency (%) | 78 |
| Hearth Dimension (L x P x H) mm | 610 x 415 x 350 |
| Glass dimension ( L/H ) mm | 616 х 370 х 4 |
| Smoke exit position | Up |
| Chimney (mm) | 200 |
| Maximum log size (mm) | 550 |
| Finishing materials / thickness (mm) | Steel, 4mm and cast iron |
| Type of cast iron | Gray Cast iron |
| Thickness of cast iron (mm) | From 5 to 12 mm |
| Gasket sealing materials | ISO GLASS |
| Glass resistance and type | Ceramic 750°C |
| Surface coating | Heat resistance to 600°C |
| Type of door | steel |
| Type of handle | steel |
| Emissions of CO (%) | 0.1545 |
| Exhaust temperature | 295 C |
| Mass flow of smoke (g/s) | 12,28 |
| Dust concentration discarded in 13% СО2 | >57,4 mg/m³ |
| Wood consumption (kg/h) | 5,48 |
| Minimum distance to adjacent materials: rear / side / front / down (mm) | 200 / 200 / 1200 /400 |
| Depression chimney required | 12 Pa |
| Standard | EN 13229 |
Product Benefits
curved panoramic glass
maximum power of 23 kW
side opening of the door
Service
- 3 years warranty
- Hand welded seams and assemblies
- Cast iron foundry into the Gerkand factory
- Business and individual high value service
Product variations
GK 21 firebox is also available in the following version:
- Double-face version








