Bullerjan B⁴ ceramic +
Our latest fireplace B⁴ was designed by Sebastian Herkner, just like the B3 model. The B⁴ has a spacious combustion chamber with a large viewing panel, which gives you an unobstructed view of the beautifully calm burning fire. The B4 can be used in virtually any room thanks to its wide power range (6 kW, 8 kW and 10 kW). B⁴ Intuitive control and an extremely high build quality are given with any Bullerjan product
The B⁴ is available in three basic versions differing in look and function. Moreover, you have a wide range of interesting ways in which to adapt your B⁴ to your interior design.
MAIN PRODUCT FEATURES
- Elegant timeless design by Sebastian Herkner
- Large combustion chamber with large viewing window and effective window washing system
- Three models available in distinctive different designs: Steel, Keramik, and Keramik+
- B⁴ Keramik+ – Sebastian Herkner’s interpretation of a traditional design.
- Optional ceramic tea-shelf
- Choice between light or black cladding for the combustion chamber
- Optional steel door for the wood compartment
- Four height adjustors allow you to adjust the stove to uneven floors
- Flue connection either at the rear or on top of the B⁴
FUNCTION AND QUALITY – MADE IN GERMANY
- Self-closing and -locking door with large viewing window
- Simple control of the fire through precisely coordinated air supply regulation
- Extremely solid combustion chamber made of 4 mm thick teel
- Firebox lined with high-quality coloured vermiculite
- Potential wear parts, can be replaced even after years, if necessary
- External air supply connection (if required) behind or below
- High effiency factor of 82 %
- Energy Efficiency Class A+
- Warranty extension (total 5 years) to the stove body on registering the product
- Comprehensive service offering by the Bullerjan specialist dealers or Bullerjan customer service
Approved for operation with 6, 8 and 10 kW
Dimensions
| W / H / D | 67 cm / 125 cm / 45 cm |
|---|---|
| Total weight without storage | 283 kg |
| Total weight with storage | 326 kg |
| Combustion chamber depth | 34.5 cm |
| Flue gas spigot ø | 15 cm |
| Supply air spigot ø | 10 cm |
| Height of rear flue gas spigot centre | approx. 113 cm |
| Height centre of air inlet | approx. 14.3 cm |
| Distance from rear wall/centre of flue gas connection piece at top | approx. 14 cm |
| Distance to combustible materials | |
| Rear | 30 cm |
| Sides next to the stove | 20 cm |
| Sides up to 40 cm in front of the stove | 50 cm |
| Front from viewing pane | 120 cm |
| Bottom | 0 cm |
Emissions
| Nominal heat output (NHO) | 6.0 kW | 8.0 kW | 10.0 kW |
|---|---|---|---|
| Exhaust gas mass flow rate ref. to NWL | 6,5 g/s | 7,1 g/s | 8,0 g/s |
| Mean exhaust gas temperature | 264 °C | 300 °C | 308 °C |
| Delivery pressure | 12 Pa | 12 Pa | 12 Pa |
| Co content (13% O2) | 1250 mg/m3 | 875 mg/m3 | 1250 mg/m3 |
| Co content (13% O2) | 0.10 Vol.-% | 0.07 Vol.-% | 0.10 Vol.-% |
| Dust (13% O2) | 24 mg/m3 | 25 mg/m3 | 29 mg/m3 |
| Nox (13% O2) | 148 mg/m3 | 140 mg/m3 | 120 mg/m3 |
| Average OGC content | 87 mg/m3 | 48 mg/m3 | 61 mg/m3 |
| Efficiency | 82 % | 82 % | 82 % |
| Energy Efficiency Class | A+ | A+ | A+ |
| Energy Efficiency Index | 109 | 109 | 109 |
General catalogue Bullerjan GmbH 2022/2023
Download as PDFOperating instructions
Download as PDFInstructions for fitting the door for the wooden box on the B4
Download as PDFProduct data sheet for 6 kW
Download as PDFProduct data sheet for 8 kW
Download as PDFProduct data sheet for 10 kW
Download as PDFCeramic glazes Colour overview for Bullerjan kilns
Download as PDFDeclaration of performance
Download as PDFInformation on the new Draftbox
Download as PDFTechnical documentation EcoDesign / Ecolabel
Download as PDFDeclaration of conformity EG
Download as PDFDeclaration of conformity CE
Download as PDF
