Kalfire W70/33F Wood Fireplace
The Kalfire W70/33F is a compact front-facing wood fireplace designed for homeowners who want the atmosphere of a real wood fire without sacrificing valuable space. Combining efficient wood-burning performance with a clean built-in appearance, this model fits naturally into contemporary interiors while maintaining the warmth and character expected from a premium fireplace.
Its proportions make it particularly suitable for wall units, custom cabinetry, and traditional mantelpiece installations where a smaller footprint is preferred. Although more compact in size, the W70/33F still delivers an impressive flame presentation and dependable heating performance.
The result is a fireplace that balances visual appeal, practical heating capability, and flexible installation possibilities for a wide range of modern homes.
Front Glass Design
The Kalfire W70/33F features a single front glass panel that creates a focused and uninterrupted view of the flames. The design draws attention directly to the fire and allows it to become a natural focal point within the room.
The clean glass opening helps present the flames in a clear and refined way, adding warmth and atmosphere without overwhelming the surrounding space. Whether installed within a minimalist media wall or a more traditional fireplace setting, the front-facing design integrates comfortably into different interior styles.
Because of its balanced proportions, the fireplace works especially well in spaces where a more subtle architectural feature is preferred while still maintaining the visual impact of a real wood fire.
Interior Options
The interior finish plays an important role in the overall appearance of the fireplace, even when it is not in use. Kalfire offers several options that allow homeowners and designers to tailor the look to suit individual preferences.
Skamol creates a classic heat-resistant appearance with a lighter internal finish, while lamellas introduce added texture and a stronger visual structure. For a more contemporary look, the design back panel delivers a cleaner and more refined finish.
Each option changes the character of the fireplace slightly and can influence the perceived depth and atmosphere of the flame display.
Flexible Installation Options
The Kalfire W70/33F has been designed with installation flexibility in mind, helping it integrate neatly into different architectural layouts and construction styles.
Mounting trims are available in 2.5 cm, 7 cm, and 10 cm depths, with thickness options of 4 mm and 8 mm. These choices allow installers to achieve accurate alignment across different wall finishes and installation requirements.
The additional flexibility makes it easier to create a seamless built-in appearance while supporting both simple and more bespoke fireplace projects.
If you would like more information about a professional stove installation or the wider wood-burning stove installation process, careful planning can help ensure the fireplace is installed for both performance and long-term reliability.
Heating Performance
The Kalfire W70/33F combines compact dimensions with efficient heating capability, making it suitable for medium to larger living areas.
With a heat output of 12.1 kW, an efficiency rating of 80%, and an A energy label, this model delivers dependable warmth while maintaining controlled combustion and efficient fuel use.
The result is a wood fireplace that offers practical heating performance alongside the natural atmosphere and design quality expected from a premium Kalfire product.
To find out more about what a professional installation involves, visit our installation process page. For full technical documentation directly from the manufacturer, visit the official KALFIRE product pages for the Kalfire W70/33F Wood Fireplace.
Kalfire W70/33F Wood Fireplace — Technical Specifications
Core Specifications
The following specifications apply to the Kalfire W70/33F closed wood fireplace.
| Specification | Detail |
|---|---|
| Model | Kalfire W70/33F |
| Fire Type | Closed Wood Fireplace |
| Installation Style | Front Glass Built-in Model |
| Energy Label | A |
| Efficiency | 80% |
| Nominal Heat Output | 12.1 kW |
| Flue Diameter | Ø 180 mm |
| Glass Position | Front Only |
| Dimensions | See Dimensional Download Below |
Interior Options
| Specification | Option 1 | Option 2 | Option 3 |
|---|---|---|---|
| Back Panel Finish | Skamol (fire-resistant vermiculite) | Lamellas | Design Back Panel |
Mounting Trim Options
| Specification | Option 1 | Option 2 | Option 3 |
|---|---|---|---|
| Trim Depth | 2.5 cm | 7 cm | 10 cm |
| Trim Thickness | 4 mm | 4 mm or 8 mm | 4 mm or 8 mm |












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