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Kalfire G125/37C Gas Fireplace

£6,195.00

The Kalfire G125/37C is a corner gas fireplace with glass on two sides, designed to create a wide, open flame view between adjoining spaces. Its built-in corner design adds architectural depth while keeping a clean modern finish.

With 85% efficiency and a 6.3–8.3 kW output range, it delivers strong heating performance for larger living areas. It supports natural gas, bio-propane, and is H2 Ready for future energy systems.

Custom options include ceramic logs, exclusive logs, decorative stones, and interior finishes such as flat, design, or black ceramic glass.

A powerful corner fireplace that combines wide flame visibility, efficient heating, and modern built-in design.

Configuration

  • Interior *

  • Filling *

Optional Extras

  • *

Product total

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Grand total

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.

Weight 120 kg
Dimensions 42.7 × 143.4 × 136.5 cm
Gas Type

Natural Gas, Propane

Brand

Kalfire

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