Kalfire GP110/59T Gas Fireplace — Tunnel Gas Fire with Wide Double-Sided Flame View
The Kalfire GP110/59T Gas Fireplace delivers a striking tunnel fire experience with glass on both sides. Designed by Kalfire, it creates a continuous flame view that visually connects two spaces while still defining them architecturally.
Because of its wide tunnel design, this model is especially suitable for open-plan interiors and modern layouts. In addition, it combines strong flame visuals with efficient combustion performance.
Kalfire GP110/59T Gas Fireplace tunnel glass design
The Kalfire GP110/59T Gas Fireplace features glass on both sides, so the flames remain visible from two adjoining rooms. As a result, the fire creates a strong visual link between spaces.
Moreover, the tunnel layout enhances openness while still maintaining structure within the interior. Therefore, it works well as a stylish architectural divider. In fact, it often becomes a central design feature in modern homes.
Tunnel gas fireplace with Hybrid LED and NSG options
Kalfire offers optional Hybrid LED technology, so the fireplace can create a warm atmospheric glow bed beneath the flames. In addition, this feature enhances ambience even when the fire is operating at lower levels.
Furthermore, the optional Natural Spark Generator produces realistic spark effects above the flames. Because of this, the fire gains extra movement and a more natural wood-fire impression. Overall, the visual experience becomes more immersive.
Interior options for Kalfire GP110/59T Gas Fireplace
The interior plays a significant role in the overall appearance, even when the fireplace is not in use. For this reason, Kalfire provides several finish options.
You can choose a flat interior for a clean and minimal look, while a designed interior adds more depth and texture. In addition, black ceramic glass creates a darker and more dramatic fire backdrop. Consequently, the fireplace adapts easily to different interior styles and design preferences.
Built-in frames for flexible installation depth
Built-in frames allow flexible adjustment of installation depth, so the fireplace integrates smoothly into different wall structures. For this model, options include 3 cm, 7 cm, and 10 cm depths with 4 mm or 8 mm thicknesses.
Moreover, this flexibility supports precise architectural finishing. Therefore, installers can achieve a seamless built-in appearance across a wide range of projects.
Efficient Kalfire GP110/59T Gas Fireplace with H2 Ready system
The Kalfire GP110/59T Gas Fireplace runs on natural gas and bio-propane, so it offers installation flexibility across different environments. Furthermore, it supports H2 Ready compatibility for future energy systems where applicable.
With 70% efficiency, an output range of 5.5–9.4 kW, and energy label D, it combines modern design, reliable heating, and efficient operation. Therefore, it is well suited for contemporary interiors that value both performance and 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 GP110/59T Gas Fireplace.
Kalfire GP110/59T Gas Fireplace — Technical Specifications
Core Specifications
The following specifications apply to the Kalfire GP110/59T tunnel gas fireplace.
| Specification | Detail |
|---|---|
| Model | Kalfire GP110/59T |
| Fire Type | Closed Gas Fireplace (Tunnel Design) |
| Installation Type | Built-in Tunnel Fireplace |
| Energy Label | D |
| Efficiency | 70% |
| Heat Output | 5.5 – 9.4 kW |
| Fuel Types | Natural Gas / (Bio) Propane |
| Hydrogen Ready | Yes (H2 Ready) |
| Flue Diameter | Ø130 / 200 mm |
Interior Design Options
| Specification | Option |
|---|---|
| Flat Interior | Yes |
| Designer Interior | Yes |
| Black Ceramic Glass Interior | Optional |
| Visual Impact | Visible even when not in use |
Built-in Frame Options
| Specification | Detail |
|---|---|
| Frame Depth Options | 3 cm / 7 cm / 10 cm |
| Frame Thickness Options | 4 mm / 8 mm |
| Installation Flexibility | Adjustable installation depth for design integration |
Optional Features
| Specification | Detail |
|---|---|
| Hybrid / LED Function | Atmospheric glow bed effect |
| NSG Function | Real spark effect above flames |









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