Kalfire GP80/54T Gas Fireplace — Tunnel Gas Fire with Double-Sided Flame View
The Kalfire GP80/54T Gas Fireplace delivers a striking tunnel fire experience with glass on both sides. Designed by Kalfire, it creates a continuous flame view that connects two spaces while still defining them architecturally.
Because of its tunnel configuration, this model works especially well as a stylish room divider in modern interiors. In addition, it maintains efficient combustion while offering a wide and immersive flame perspective.
Kalfire GP80/54T Gas Fireplace tunnel glass design
The Kalfire GP80/54T Gas Fireplace features glass on both sides, so the flames remain visible from two adjoining areas. As a result, the fire creates visual continuity between rooms.
Moreover, this layout enhances openness while still maintaining clear spatial separation. Therefore, it is often used in open-plan homes and design-focused interiors.
Tunnel gas fireplace with Hybrid LED and NSG options
Kalfire offers optional Hybrid LED technology, so the fireplace can create a soft glowing ember bed beneath the flames. In addition, this feature enhances atmosphere even when the fire is set to lower levels.
Furthermore, the optional Natural Spark Generator adds realistic spark movement above the flames. Because of this, the fire gains extra depth and a more natural appearance. Overall, the visual effect becomes more dynamic.
Interior options for Kalfire GP80/54T Gas Fireplace
The interior plays an important visual role, even when the fireplace is not in use. For this reason, Kalfire offers multiple finish options.
You can choose a flat interior for a clean look, while a design interior adds texture and depth. In addition, black ceramic glass creates a darker and more dramatic fire backdrop. Consequently, the fireplace adapts easily to different interior styles.
Mounting trims for flexible installation depth
Mounting trims allow flexible adjustment of installation depth, so the fireplace integrates neatly into different wall constructions. For this model, options include 3 cm, 7 cm, and 10 cm depths with 4 mm or 8 mm thicknesses.
Moreover, this flexibility supports a precise built-in finish. Therefore, installers can achieve a seamless and tailored installation result.
Efficient Kalfire GP80/54T Gas Fireplace with H2 Ready system
The Kalfire GP80/54T Gas Fireplace runs on natural gas and bio-propane, so it offers flexibility during installation planning. Furthermore, it supports H2 Ready compatibility for future energy systems where applicable.
With 79% efficiency, an output range of 6.2–7.9 kW, and energy label D, it combines modern design, efficient heating, and reliable performance. Therefore, it suits contemporary interiors that require both function and style.
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 GP80/54T Gas Fireplace.
Kalfire GP80/54T Gas Fireplace — Technical Specifications
Core Specifications
The following specifications apply to the Kalfire GP80/54T tunnel gas fireplace.
| Specification | Detail |
|---|---|
| Model | Kalfire GP80/54T |
| Fire Type | Closed Gas Fireplace (Tunnel Model) |
| Energy Label | D |
| Efficiency | 79% |
| Heat Output | 6.2 – 7.9 kW |
| Fuel Compatibility | Natural Gas / (Bio)Propane |
| H2 Ready | Yes |
| Flue Diameter | Ø130/200 mm |
Interior Options
| Specification | Options |
|---|---|
| Interior Design | Flat / Design / Black Ceramic Glass |
| Visual Function | Visible even when not in use |
Mounting Trims
| Specification | Detail |
|---|---|
| Trim Depth Options | 3 cm / 7 cm / 10 cm |
| Trim Thickness Options | 4 mm / 8 mm |
| Installation Flexibility | Adjustable installation depth for multiple build-in situations |
Optional Functions
| Function | Description |
|---|---|
| Hybrid / LED Function | Atmospheric glow bed lighting |
| NSG Function | Real sparks effect above flames |








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