# MI Fires Coniston Large Multifuel Ecodesign Inset Stove

A powerful 8kW inset multifuel stove designed to deliver substantial heat while fitting neatly into an existing fireplace opening. The MI-Fires Coniston Large combines strong performance, flexible fuel options and modern clean-burning technology, making it ideal for larger living spaces where an inset installation is preferred.

## Why Choose This Model?

The MI-Fires Coniston Large is an excellent option for homeowners looking for the substantial warmth of an 8kW stove without the freestanding footprint. Its inset design creates a neat, integrated finish, while its multifuel grate allows you to choose between wood and approved smokeless fuels. With strong efficiency, an A+ energy rating and DEFRA approval, it combines powerful heating with modern environmental performance.

### Key Features

-   **8kW heat output** – ideal for larger living rooms and spaces requiring a higher level of heat.
-   **Multifuel capability** – designed to burn both wood logs and approved smokeless fuels.
-   **Inset stove design** – fits neatly into a suitable fireplace opening for a clean, integrated appearance.
-   **Ecodesign 2022 compliant** – meets modern efficiency and emissions standards.
-   **Smoke Control Area exempt** – suitable for use in designated Smoke Control Areas.
-   **81.8% efficiency** – delivers effective heat while making efficient use of fuel.
-   **A+ energy rating** – excellent energy performance for an 8kW multifuel stove.
-   **Airwash system** – helps keep the viewing glass cleaner for a clearer view of the flames.
-   **Steel body with cast iron door** – combines durable construction with traditional stove styling.
-   **External air compatible** – provides additional installation flexibility for suitable properties.

### Technical Highlights

-   Rated heat output: 8kW
-   Efficiency: 81.8%
-   Weight: 99kg
-   Energy rating: A+
-   Fuel type: Multifuel
-   Maximum log length: 290mm
-   Construction: Steel body with cast iron door
-   Flue outlet: Top only
-   Flue size: 6-inch (150mm)
-   Ecodesign 2022: Yes
-   DEFRA Approved: Yes
-   External air compatible: Yes

### Specifications

Guarantee

2 Years

Efficiency

81.8%

DEFRA Approved

Yes

Airwash System

Yes

Construction

Steel Body - Cast Door

Flue Size

6-inch (150mm)

Fuel Type

Multi Fuel

Flue Outlet

Top Only

Fuel Grate Type

Multifuel Grate (to burn Wood & Smokeless Coal)

Heat Output

8 kW

More Colours

No

Log Length

290mm

Suitable For 12mm Hearth

No

External Air Compatible

Yes

Distance to Combustibles - Sides

110mm

Distance to Combustibles - Top

800mm

Sweep Flue through Stove?

Yes

### Product Dimensions

![](https://cdn.shopify.com/s/files/1/1029/2396/0650/files/dimensions_image_for_mi_fires_coniston_large_inset_stove.png?v=1787908803)

 

Overall Height

4-Sided: 646mm or 3-Sided: 600mm

Overall Width

686mm

Overall Depth

405.5mm

Inset Height

590mm

Inset Width

589mm

Inset Depth

368.5mm

### Installation Guide

[Click here to view install guide.](https://cdn.shopify.com/s/files/1/1029/2396/0650/files/mi_fires_install_coniston.pdf?v=1788345991 "Install Guide")

## Details

- **Price:** 980.86 GBP
- **Vendor:** Mi Fires
- **Type:** wood stove

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 980.86 GBP | In stock |

## Images

- MI Fires Coniston Large Multifuel Ecodesign Inset Stove
- MI Fires Coniston Large Multifuel Ecodesign Inset Stove
- MI Fires Coniston Large Multifuel Ecodesign Inset Stove
- MI Fires Coniston Large Multifuel Ecodesign Inset Stove
- MI Fires Coniston Large Multifuel Ecodesign Inset Stove
- MI Fires Coniston Large Multifuel Ecodesign Inset Stove

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> Source: [Pro-Line Direct](https://prolinedirect.co.uk/products/coniston-large-multifuel-ecodesign-inset-stove)
> Updated: 2026-09-07