Kalfire G125/37C Gas Fireplace — Corner Gas Fire with Wide Two-Sided Flame View
The Kalfire G125/37C Gas Fireplace delivers a premium corner fire experience with glass on two sides and a sleek built-in design. Moreover, Kalfire designed this closed gas fireplace to provide an expanded flame view while maintaining a clean architectural finish. Furthermore, its wider proportions enhance both light flow and visual connection in modern interiors.
Because of its corner configuration, this model works especially well in open-plan living spaces where adjoining rooms benefit from shared flame visibility. Therefore, it creates atmosphere while still defining spatial zones.
Kalfire G125/37C Gas Fireplace Corner Glass Design
The Kalfire G125/37C Gas Fireplace uses a two-sided glass layout that opens the flame view across adjacent areas. As a result, the fire becomes visible from multiple angles and feels more immersive.
In addition, the corner design is available in left or right-hand versions. Therefore, it adapts easily to different architectural layouts. Moreover, it supports flexible interior planning.
Efficient Corner Gas Fireplace Performance
The Kalfire G125/37C offers 85% efficiency, which ensures strong heating performance with responsible fuel use. At the same time, the output range of 6.3 to 8.3 kW supports larger living spaces.
Furthermore, the fireplace is suitable for natural gas and bio-propane installations. As a result, it provides flexibility during planning and installation. In addition, it delivers consistent and reliable operation.
Flexible Filling Options for Custom Design for Kalfire G125/37C Gas Fireplace
With Kalfire G corner fireplaces, users can choose from a wide range of fillings to match personal taste and interior style. Therefore, the fireplace can be fully customised to suit different designs.
For example, ceramic logs or exclusive logs with longer pieces create a traditional wood-fire appearance. Alternatively, white, grey, or cryptonite stones deliver a more modern and minimal look. Consequently, the fireplace suits both classic and contemporary interiors. Moreover, it allows greater design freedom.
Interior Options for Atmosphere and Style
The interior remains a key visual feature even when the fireplace is not burning, so it strongly influences the overall atmosphere. For this reason, Kalfire offers multiple interior finishes.
You can choose a flat interior for a clean look, a design interior for added texture, or black ceramic glass for a darker and more dramatic effect. In addition, each option changes the mood of the fire. Therefore, it can easily match different interior styles.
Corner Fireplace for Modern Living Spaces
The two-sided design increases visual openness compared to a standard front model. As a result, flames extend naturally into adjoining areas.
Because of this, the fireplace works especially well in contemporary homes with open layouts. Moreover, it becomes both a functional heating solution and a strong design feature.
H2 Ready and Energy Efficient Design
The Kalfire G125/37C Gas Fireplace is H2 Ready, so it supports future energy transition systems where applicable. Furthermore, this ensures long-term installation flexibility.
With energy label C, 85% efficiency, and an output range of 6.3 to 8.3 kW, it combines modern design, strong heating performance, and efficient operation. Overall, it delivers a balanced solution for comfort, flexibility, and corner fireplace aesthetics.
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 G125/37C Gas Fireplace.
Kalfire G125/37C Gas Fireplace — Technical Specifications
Core Specifications
The following specifications apply to the Kalfire G125/37C closed gas fireplace.
| Specification | Detail |
|---|---|
| Model | Kalfire G125/37C |
| Fire Type | Closed Gas Fireplace |
| Glass Configuration | Two-sided (corner view) |
| Corner Orientation | Left corner or right corner |
| Energy Label | C |
| Efficiency | 85% |
| Heat Output | 6.3 – 8.3 kW |
| Fuel Type | Natural gas / (bio)propane |
| Hydrogen Ready | Yes (H2 Ready) |
| Flue Diameter | Ø130 / Ø200 mm |
Interior & Fuel Bed Options
| Specification | Options |
|---|---|
| Fuel Bed Fillings | Ceramic logs / Exclusive logs / White stones / Grey stones / Cryptonite stones |
| Interior Types | Flat interior / Design interior / Black ceramic glass interior |
Design Notes
The Kalfire G125/37C is designed to provide a wide corner flame view, creating strong visual impact from multiple angles. Its configurable interior and filling options allow full personalisation to match both modern and traditional living spaces.








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