The ATTACK SLX 20 Professional is a compact wood gasification boiler For firewood with practical performance for single-family homes and smaller buildings. The wood gasification principle ensures efficient and clean combustion. Ideal in combination with a buffer tank and return temperature boost.
Highlights/Advantages
⭐ Wood gasification technology for efficient log combustion
⭐ Stable heating operation with suitable hydraulics (buffer/return temperature boost)
⭐ Suitable for single-family homes, holiday homes and renovations
⭐ Easy-to-maintain design (regular cleaning recommended)
⭐ Certified boiler series (EN 303-5 depending on the version)
Detailed description
Area of application & Target audience
The SLX 20 Profi is suitable for Single-family homes, Holiday homes and smaller businesses with moderate heating requirements. It is particularly useful if reliable heating with firewood is planned and a buffer storage tank is in place.
Everyday benefits
Wood is used efficiently in the wood gasification principle: even combustion, good heat yield and a heating operation that runs stably with correct system hydraulics.
Technology & equipment
The boiler is designed as a log-fired wood gasifier. logs Designed for robust, practical use. The professional version is designed for heavy-duty, practical operation.
Efficiency & Environment
The combustion process is designed for efficient energy yield. The specific design and system configuration are crucial for compliance with funding/standard requirements.
compatibility & System integration
Recommended in combination with:
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Buffer storage (decoupling power/fuel operation)
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Return temperature boost (boiler protection/temperature level)
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Safety group, expansion vessel, thermal relief valve (system-side)
Technical data
| feature | Value |
| Manufacturer | ATTACK |
| Model | SLX 20 Professional |
| Product type | wood gasification boiler |
| Preferred fuel | Logs (firewood) |
| Useful heat output at nominal heat output | 19.7 kW |
| Useful heat output at [30%/50%] | 9.7 kW |
| efficiency at nominal heat output | 81.9% |
| Efficiency at [30%/50%] | 82.4% |
| Recommended chimney draft | 23 Pa |
Scope of delivery
Accessories/Recommendation (Cross-selling)
Suitable (depending on the system):
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Buffer storage (Category: Buffer storage)
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Return flow booster/Laddomat/mixing circuit (Category: Hydraulics/Accessories)
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Safety group, expansion vessel, thermal relief valve (Category: Safety technology)
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Flue pipe/connection accessories (Category: Exhaust/Connection)
Assembly & Safety instructions
Installation/commissioning must be carried out by a qualified professional. For safe operation, local regulations, suitable hydraulics (buffer tank/return temperature boost) and safety components must be provided on the system side.Regular cleaning and maintenance according to instructions.
FAQ
1) Which fuel is suitable?
Logs (firewood) as the preferred fuel.
2) Is a buffer storage tank necessary?
For wood gasification operation, a buffer storage tank is strongly recommended in practice.
3) What chimney draft should be planned?
Recommended: 23 Pa.
4) For which buildings is 20 kW suitable?
Typical single-family homes/smaller properties – design based on heat demand.
5) What does wood gasifier mean?
Wood is gasified; the wood gas is burned efficiently.
6) Who is allowed to assemble it?
Only a qualified specialist company.
Conclusion
The ATTACK SLX 20 Professional is a solid choice for efficient heating with firewood in single-family homes – ideal with buffer storage and clean system hydraulics.
