Firebull S8 15 kW / 300 m³ - Hot Air Stove
Industrial hot-air wood stove FIREBULL S8 – Powerful solution for conventional heating of spaces up to 300 m³.
The FIREBULL S8 hot-air wood stove is an ideal solution for efficient and economical heating of larger spaces such as pubs, cottages, large garages, greenhouses, or small restaurants. With a power output of 6 - 15 kW, this tubular stove ensures sufficient thermal comfort even in demanding conditions. The casing, constructed from tubular bends, facilitates rapid air heating and ensures even heat distribution throughout the room (free airflow).
Key Features of the FIREBULL S8 Wood Stove
- High Performance and Efficiency: With an output of 6 - 15 kW and high efficiency, this hot-air stove is ideal for heating larger spaces with lower fuel consumption. Its design is inspired by the Canadian Bullerjan type, contributing to maximum efficiency.
- Regulated Combustion: The stove features front and rear primary combustion air intakes and a secondary air intake. All intakes are adjustable via dampers, allowing for precise power settings and perfect combustion.
- Large Flame Viewport: The FIREBULL S8 version with a glass door is equipped with a large glass viewport, providing a fascinating view of the flames and enhancing the atmosphere of the space.
- Robust Industrial Design: Due to its tubular design and teardrop shape, this stove stands out not only for its functionality but also for its aesthetic appearance, which suits industrially styled interiors.
The FIREBULL S8 stove represents a powerful heat source that combines reliability, high efficiency, and control flexibility. Thanks to the tubular bend casing and modern design, it is an ideal choice for larger garages, workshops, cottages, restaurants, or pubs. If you are looking for a high-quality hot-air stove with industrial style and high efficiency, the Firebull S8 is the right choice. For more information about Firebull stoves, visit our "About Firebull Stoves" page.
Important Technical Parameters
- Nominal heat output: 6 - 15 kW
- Heated space: 120 - 300 m³
- Energy efficiency: 80%
- Efficiency class: A
- Fuel consumption: 4.41 kg/h
- Max. log length (optimal): 48 cm (40 cm)
- Flue gas outlet diameter (rear): 130 mm
- Standards: EN 13240:2001, ECO DESIGN 2022, BImSchV Stufe 2
Frequently Asked Questions (FAQ)
What is the warranty for Firebull S8 stoves?
Firebull S8 hot-air stoves come with a three-year warranty covering manufacturing defects and ensuring long-term reliability.
Does the three-year warranty also apply to the door glass?
The warranty does not cover the door glass, as it is considered a consumable material that may be subject to mechanical damage during normal use.
What is the lifespan of Firebull S8 stoves?
Firebull S8 hot-air stoves can last up to 20 years if they are not overloaded and are operated in accordance with the recommended maximum output. Proper use prevents the "red-hot" glowing effect, which contributes to the long lifespan of the stove.
Do Firebull S8 stoves comply with current standards, and if so, which ones?
Firebull S8 stoves comply with all relevant standards, including EN 13240:2001, ECO DESIGN 2022, and the strict German BImSchV Stufe 2 standard. These standards ensure high efficiency and ecological performance, meeting demanding requirements for emissions and energy efficiency.
Can I use the Firebull S8 stove as a primary heating source?
Yes, Firebull S8 stoves are suitable as a primary heating source. However, it is important to consider their output and heating capacity, selecting this model based on the size of the space you intend to heat.
What is the heating capacity of the Firebull S8 stove?
Firebull S8 hot-air stoves have a heating capacity of 120 - 300 m³, making them ideal for use as workshop or garage stoves.
What fuel is suitable for Firebull S8 stoves?
Firebull S8 hot-air stoves allow for the combustion of wood logs or briquettes up to 48 cm in length; the ideal fuel length for maximum efficiency is 40 cm.
How long does the Firebull S8 burn on a single full load?
When using dry, unsplit wood logs of the optimal length (40 cm, max 48 cm) and setting the air dampers to low output, the Firebull S8 can maintain a fire for up to 3 hours without further stoking.
How long will the Firebull S8 burn from the last full load until it cools down completely?
Firebull S8 hot-air stoves can burn for up to 8 hours after the last load of dry, unsplit logs (max length 48 cm). This duration is achievable with the air dampers set to minimum combustion and after at least 8 hours of operation, allowing sufficient embers to accumulate in the firebox. Once completely cooled, the fire must be restarted.
How often must ash be removed from the Firebull S8 stove?
Ash is typically removed from the Firebull S8 stove once or twice a month. These stoves are designed without a grate or ash pan, meaning the fire burns directly on the bottom (tubes) of the stove. A new fire is started on a layer of ash once cooled. When the ash reaches the level of the bottom of the loading door, it should be removed using a shovel, bucket, or ash vacuum. Due to the complete combustion of ash, minimal waste remains, and the ash further insulates the bottom of the stove from the heat.
Links
Installation and Operating Manual for Firebull Hot Air Wood Stoves
| Category: | Firebull Hot-air Stoves |
|---|---|
| Warranty: | 3 years |
| Nominal Heat Output: | 6 - 15 kW |
| Heated Space: | 120 - 300 m³ |
| Nominal Output: | 7,5 kW |
| Energy Efficiency: | 80 % |
| CO Emissions (at 13% O2): | 0,0856 % |
| Dust (at 13% O2): | 31 mg/Nm3 |
| Dry Flue Gas Mass Flow: | 12,4 g/s |
| Flue Gas Temperature: | 255 °C |
| Fuel Consumption: | 4,41 kg/h |
| Loading Door Diameter: | 355 mm |
| Fuel: | Wood, wood briquettes |
| Width: | 69 cm |
| Height: | 93 cm |
| Body Depth (with door and flue): | 48 cm (68 cm) |
| Number of Heat Exchange Tubes: | 8 pcs |
| Min. Chimney Draught: | 12 Pa |
| Glass Viewing Window Diameter: | 290 mm |
| Max. Log Length (Optimal): | 48 cm (40 cm) |
| Flue Diameter (Rear Outlet): | 130 mm |
| Flue Outlet Height (Top from Ground): | 74 cm |
| Weight: | 120 kg |
| EN 13240:2001 / A2:2004 / AC:2007:08: | Compliant |
| Ecodesign: | Compliant |
| BimSchV Stufe2: | Compliant |
| Efficiency Class: | A |




