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Small Tinderbox Multifuel Stove, 5kW, ECODesign with single storey extension kit (137-SMF-TBOX-single)

Discover the ultimate in eco-friendly, efficient heating with the Small Tinderbox Multifuel Stove, 5kW, ECODesign featuring a single storey extension kit. Designed for compact spaces across the UK, this multifuel stove incorporates advanced Cleanburn and Airwash systems for reliable, low-emission heat. Perfect for modern living with easy installation and a free design service, elevate your home’s comfort and style with this top-rated fireplace solution that meets today’s stringent environmental standards.
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£1,025.99
with free delivery Give us a call if you find it cheaper and we'll try to price match.

 

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At a Glance

  • Efficient, eco-friendly heating for small to medium-sized rooms
  • Multifuel capability: burns wood and smokeless fuels
  • Designed with ECODesign standards to meet stringent UK regulations
  • Complete single storey extension kit for compact spaces
  • Easy installation backed by our free design service

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Price Match Guarantee: If you find the same product cheaper within 48 hours, we’ll match it and refund the difference.

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Have Questions?
Phone: 01670 206999
Email: [email protected]

Small Tinderbox Multifuel Stove, 5kW, ECODesign :: with single storey extension kit :: with single... Discover the ultimate in eco-friendly, efficient heating with the Small Tinderbox Multifuel Stove, 5kW, ECODesign featuring a single storey extension kit. Designed for compact spaces across the UK, this multifuel stove incorporates advanced Cleanburn and Airwash systems for reliable, low-emission heat.

Perfect for modern living with easy installation and a free design service, elevate your home’s comfort and style with this top-rated fireplace solution that meets today’s stringent environmental standards.

Features & Benefits

Multifuel Operation

Enjoy versatile heating by using both wood and smokeless fuels, giving you flexibility and fuel savings.

EcoDesign Compliant

Meets rigorous EU and UK eco-efficiency standards for reduced emissions and sustainable heating.

Compact Single Storey Extension Kit

Ideal for limited spaces, this kit simplifies installation while maximising performance in snug areas.

Easy Integration

Designed for freestanding installations with seamless connections to flues and chimneys to enhance safety.

Free Design Service

Benefit from professional advice and planning support, ensuring your installation is perfectly tailored.

SKU: 137-SMF-TBOX-single

Need a complete stove & installation kit?

Stove on its Own
Stove on its Own £536.99
View Package
Inside Kit
Inside Kit £1,735.99
View Package
Up & Outside Kit
Up & Outside Kit £1,835.99
View Package
Chimney Kit
Chimney Kit £835.99
View Package
SKU Product Name Qty
37-125-005 TWPro MB - Flat Adaptor - Ø 125 1
37-125-010 TWPro MB - Pipe 1000mm - Ø 125 3
37-125-011 TWPro MB - Pipe 500mm - Ø 125 1
37-125-112 TWPro MB - Rain Cap with Mesh - Ø 125 1
58-125-096 TWPro MB - Finishing Plate 0°-30° - Ø 125 1
58-125-082 TWPro MB - Storm Collar - Ø 125 1
15-125-067 Roof Support - Ø 125 1
12-7LT MI-Flash - No 7 Metal Black EPDM 152-280mm 355x355 1
32-SK1 Standard Fixing Kit 1
Technical Specifications
Nominal Heat Output5kW
Heat Output Range4-7.5kW
Energy Efficiency RatingA+
Wood Burning Efficiency81%
CO Emissions0.09% @ 13% O2
Maximum Log Length480mm
Flue Outlet5' Top or Rear
Dimensions550mm (H) x 579mm (W) x 383mm (D)
Weight86kg
Eco Design ApprovedYes
Smoke Control ExemptYes
Cleanburn SystemYes
Airwash SystemYes
Direct Air KitOptional
Grate OptionOptional
This complete installation kit is specifically designed for the Small Tinderbox Multifuel Stove in its single storey extension variant. While we do not offer an onsite installation service, our free design service ensures that every aspect of your installation – whether inside or outside, in a single or multi-storey setting – is expertly planned and detailed. Please refer to the main image to see the stove in situ and visualise the configuration for your space.

You can burn both wood and smokeless fuels in the Small Tinderbox Multifuel Stove. This flexibility allows you to choose the best fuel option to suit your needs.

Yes, the stove is Smoke Control Area Exempt, meaning it can be used in urban areas that have smoke control restrictions.

The Small Tinderbox Multifuel Stove boasts an impressive 83% efficiency rating, ensuring that most of the heat generated is used effectively.

ECODesign 2022 compliance means that the stove meets stringent European standards for emissions and efficiency, making it an environmentally sound choice that can help you save on fuel costs.

The Small Tinderbox Multifuel Stove has a heat output of 5kW, which is suitable for heating small to medium-sized rooms efficiently.

You can securely purchase the stove online through our website. We offer reliable nationwide delivery, ensuring that your new stove arrives safely and promptly.

Yes, the Small Tinderbox Multifuel Stove comes with a manufacturer's warranty for peace of mind. Please check the specific terms and conditions on our site.
Delivery Information +

We work relentlessly to ensure you get your order fast. Estimated delivery for this product is Wednesday, April 30th. If you need faster stove or fireplace delivery please give us a call. We can often reduce longer lead times if we pay the carrier £25 for express delivery. Visit our Shipping Information page for more information.

Warranty & Returns +

All our products come with warranties. Mi-Flex offers a lifetime guarantee. Returns for damaged items are covered by insurance; non-damaged returns incur return delivery costs.

Price Match Guarantee +

We will match any price like for like on a retail basis. Give us a call if you find it cheaper and want to buy from us.

Read our review in our Small Tinderbox Multifuel Stove, 5kW, ECODesign with single storey extension kit buyers guide

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