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Mi-Fires  |  SKU: 137-L-TINDERBOX

Large Tinderbox Wood Stove

Sale price£685.50 Ex. VAT Regular price £1,054.62


Delivery & Collection


Most orders are delivered within 2–5 working days. Large items such as stoves are delivered kerbside on pallets; smaller items are sent by courier. Free collection is also available from our Wickford showroom. See our Shipping Policy for full details.

Returns & Refunds

You may return unused, uninstalled items in their original packaging within 14 days of receipt. Please note, stoves cannot be returned once installed, unless faulty. For more information, see our Refunds & Returns Policy

Warranty

All products are covered by the manufacturer’s warranty. Stove bodies typically carry 5–10 years cover, and accessories 1–2 years. Installation by a qualified HETAS or Gas Safe engineer is required to maintain warranty. See our Warranty Information for details.

Payments

We accept Visa, Mastercard, American Express, PayPal, and Shopify Payments. All transactions are processed securely and include VAT.

Customer Support

If you have any questions before or after your purchase, please contact us on 01268 744555 or email info@essexlogburners.co.uk.

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Description

The Mi-Fires Large Tinderbox is a UK-designed and assembled wood-burning stove that delivers 5 kW of efficient, clean heat. ECODesign 2022 compliant and DEFRA approved for Smoke Control Areas, it combines high performance with a sleek, robust design that suits both modern and traditional interiors.


Key Features

  • Efficiency & Emissions – A+ energy rating, 80.4 % efficiency, with ultra-low dust emissions (14 Nmg/m³).

  • Certified & Approved – ECODesign 2022 compliant, DEFRA exempt, HETAS approved, CE & UKCA marked.

  • Built to Last – Durable steel body, cast iron door, and 30 mm vermiculite lining.

  • Flexible Flue Design – 125 mm (5") flue outlet, top or rear exit options.

  • Advanced Air Controls – Primary, secondary, and tertiary systems with air-wash glass to keep the viewing window clear.


Dimensions & Installation

  • Overall Size: H 590 mm × W 490 mm × D 382 mm

  • Firebox Size: H 373.5 mm × W 229 mm × D 153 mm

  • Clearance Requirements: 400 mm sides, 250 mm rear

  • Weight: 76 kg

  • Hearth Requirement: Must be installed on a 12 mm non-combustible hearth in compliance with UK Building Regulations


Performance Specifications

  • Nominal Heat Output: 5 kW

  • Efficiency: 80.4 %

  • Mean Flue Temperature: 249 °C

  • CO Emissions (13% O₂): 0.1%

  • NOₓ: 127 Nmg/m³

  • Dust (DIN Plus): 14 Nmg/m³


Technical Specification Table

Specification Details
Fuel Type Wood
Energy Rating A+
Heat Output 5 kW
Efficiency 80.4 %
Flue Diameter 125 mm (5")
Firebox Dimensions 373.5 × 229 × 153 mm
Weight 76 kg
Air Controls Primary, Secondary, Tertiary + Air-Wash
Clearances 400 mm sides / 250 mm rear
Approvals ECODesign 2022, DEFRA, HETAS, CE, UKCA
Flue Position Top or Rear

Benefits for Homeowners

  • Ideal for heating medium-sized rooms (40–80 m²)

  • Compatible with an optional external air kit — perfect for modern airtight homes

  • Backed by a 5-year warranty for peace of mind

  • Stylish and practical design with clear air-wash glass


Installation & Usage Tips

  • Install on a 12 mm non-combustible hearth in compliance with Building Regulations.

  • Burn only seasoned or kiln-dried logs with ≤ 20% moisture.

  • Start with small kindling fires to allow the stove to bed in during first use.


FAQs

Q: Can it be used in Smoke Control Areas?
Yes — the Large Tinderbox is DEFRA approved for use in smoke-controlled zones.

Q: What flue size is required?
A 125 mm (5") flue — with top or rear outlet options.

Q: Which room sizes suit 5 kW output?
It is ideal for rooms between 40–80 m².

Q: Is it compatible with an external air supply?
Yes — an optional external air kit is available (sold separately).

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