
A robust and efficient multifuel stove designed to deliver flexible everyday heating with clean, dependable performance. The MI Fires Tinderbox Multifuel produces a balanced 5kW heat output with 81.3% efficiency and low emissions – ideal for homeowners who want the option to burn wood or approved smokeless fuels in a compact, timeless design.
Why Choose This Model?
The Tinderbox Multifuel is a strong choice if you want the flexibility of multiple fuel options without compromising on efficiency or clean combustion. Its 5kW output makes it well suited to small and medium-sized living spaces, while its 81.3% efficiency and A+ energy rating help make effective use of every fuel load. With low dust emissions and Ecodesign compliance, it offers reliable, modern heating for everyday use.
What’s Included
- MI Fires Tinderbox 5kW multifuel stove
- Multifuel grate
- Ash pan
- Operating and installation manual
Key Features
- 5kW heat output – ideal for small to medium-sized living spaces.
- Multifuel capability – burns wood logs and approved smokeless fuels.
- Ecodesign 2022 compliant – meets modern efficiency and emissions requirements.
- Smoke Control Area exempt – suitable for use in designated Smoke Control Areas.
- 81.3% efficiency – delivers dependable warmth while making efficient use of fuel.
- A+ energy rating – excellent energy performance for everyday home heating.
- Low dust emissions – tested at just 10mg/m³ at 13% O₂ for cleaner combustion.
- Strong, dependable construction – built for reliable everyday use.
- Large viewing window – provides a clear and attractive view of the flames.
- Low CO emissions – designed to support cleaner, more efficient combustion.
Technical Highlights
- Rated heat output: 5kW
- Efficiency: 81.3%
- Energy rating: A+
- Weight: 81kg
- CO emissions at 13% O₂: 0.11%
- Mean flue gas temperature: 274°C
- Dust emissions at 13% O₂: 10mg/m³
- CnHm emissions at 13% O₂: 90mg/m³
- NOx emissions at 13% O₂: 97mg/m³
- Fuel type: Multifuel
- Ecodesign 2022: Yes
Specifications
| Guarantee | 2 Years |
|---|---|
| Efficiency | 81.3% |
| Heat Output | 5kW |
| Energy Rating | A Plus |
| DEFRA Approved | Yes |
| Airwash System | Yes |
| Construction | Steel Body - Cast Door |
| Flue Outlet | Top & Rear (Interchangeable) |
| Flue Size | 5-inch (125mm) |
| Fuel Type | Wood or Multi Fuel |
| Fuel Grate Type | Multifuel Grate (to burn Wood & Smokeless Coal) |
| Suitable For 12mm Hearth | Yes |
| External Air Compatible | Yes |
| Distance to Combustibles - Sides | 600mm |
| Distance to Combustibles - Rear | 500mm |
| Product Range | Tinderbox |
| Sweep Flue through Stove? | Yes |
| More Colours | No |
Product Dimensions

| Overall Width | 490mm |
|---|---|
| Overall Height | 615mm |
| Overall Depth | 343mm |
| Width to Centre of Top Flue (E) | 245mm |
Liner Kit (Optional)

Liner Kit Includes
- 10m 316-grade flue liner
- Pot hanging cowl
- Liner adaptor
- 500mm vitreous stove pipe
- Register plate
- Carbon monoxide (CO) alarm
- Data plate