# MI Fires Tinderbox Small Wood Burning Ecodesign Stove A compact, UK-designed wood-burning stove built to deliver efficient warmth and a clear view of the flames without overwhelming smaller spaces. The MI Fires Small Tinderbox produces a balanced 4.9kW heat output with impressive 82.7% efficiency and low emissions – ideal for homeowners who want real wood-burning character in a compact, practical design. ## Why Choose This Model? The Small Tinderbox is an excellent choice if you want efficient, controllable heat in a smaller room. Its 4.9kW output makes it well suited to compact living spaces and well-insulated homes, while its A+ energy rating and 82.7% efficiency help make effective use of every log. With Ecodesign compliance, DEFRA approval and low emissions, it combines traditional wood-burning warmth with modern heating performance. ## What’s Included - MI Fires Small Tinderbox wood-burning stove - Ash pan - Operating and installation manual ### Key Features - **4.9kW heat output** – ideal for smaller living spaces and well-insulated homes. - **Wood-burning design** – specifically designed for efficient burning of wood logs. - **Ecodesign 2022 compliant** – meets modern efficiency and emissions requirements. - **Smoke Control Area exempt (DEFRA approved)** – suitable for use in designated Smoke Control Areas. - **82.7% efficiency** – delivers effective heat while making efficient use of fuel. - **A+ energy rating** – excellent energy performance for everyday home heating. - **Low dust emissions** – tested at 18mg/m³ at 13% O₂ for cleaner combustion. - **Steel body with cast iron door** – durable construction designed for regular use. - **Airwash system** – helps keep the viewing glass clearer for a better view of the flames. - **Large viewing window** – provides a clear and attractive flame picture. - **External air compatible** – suitable for installations where an external air supply is required. - **Designed and engineered in the UK** – developed with a focus on reliable, efficient combustion. ### Technical Highlights - Rated heat output: 4.9kW - Efficiency: 82.7% - Energy rating: A+ - Weight: 65kg - CO emissions at 13% O₂: 0.09% - Mean flue gas temperature: 231°C - Dust emissions at 13% O₂: 18mg/m³ - CnHm emissions at 13% O₂: 65mg/m³ - NOx emissions at 13% O₂: 103mg/m³ - Fuel type: Wood only - Construction: Steel body with cast iron door - Ecodesign 2022: Yes - DEFRA Approved: Yes ### Specifications Guarantee 2 Years Efficiency 82.7% Heat Output 4.9kW Nox Emissions at 13% O2 103 Nmg/m³ 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 Only Fuel Grate Type Wood Burning Only Log Length 250mm Suitable For 12mm Hearth Yes External Air Compatible Yes Distance to Combustibles - Sides 400mm Distance to Combustibles - Rear 300mm Product Range Tinderbox Sweep Flue through Stove? Yes Colour Black More Colours No Colour Options Blacks Finish Matt ### Product Dimensions ![](https://cdn.shopify.com/s/files/1/1029/2396/0650/files/mi_fires_tinderbox_small_wood_burning_ecodesign_stove_dimensions_1.jpg?v=1787908103) Overall Width 446mm Overall Height 537mm Overall Depth 376.5mm Rear to Centre of Top Flue (F) 145.5mm Width to Centre of Top Flue (E) 223mm Depth to Centre Flue (D) 231mm Weight 65kg ### Installation Guide [Click here to view installation guide.](https://cdn.shopify.com/s/files/1/1029/2396/0650/files/mi_fires_install_tbox_lb.pdf?v=1788343142 "Install Guide") ### Liner Kit (Optional) ![](https://cdn.shopify.com/s/files/1/1029/2396/0650/files/LINER_KIT.png?v=1788437904) **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 ## Details - **Price:** 736.48 GBP - 880.48 GBP - **Vendor:** Mi Fires - **Type:** wood stove ## Variants | Variant | Price | Available | |---------|-------|-----------| | No | 736.48 GBP | In stock | | Yes | 880.48 GBP | In stock | ## Images - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove - MI Fires Tinderbox Small Wood Burning Ecodesign Stove --- > Source: [Pro-Line Direct](https://prolinedirect.co.uk/products/tinderbox-small-wood-burning-ecodesign-stove) > Updated: 2026-09-07