The Summum 140 Tunnel is a top-entry gas fireplace designed to combine striking flame visuals with flexible functionality. Featuring the Real Flame Burner L LED, it creates a lifelike fire effect with LED-illuminated logs, delivering the depth and movement of a traditional wood fire with modern convenience and consistency.
Built for performance and efficiency, the Summum 140 T operates at 90% efficiency with a heat output of up to 18.5 kW. Even on low settings, the flames remain captivating while providing reliable warmth. Its shallow installation depth and 130/200 mm balanced flue system allow for versatile placement within a wide range of interior spaces.
Customization and control are key to the Summum 140 T experience. A standard remote control provides easy operation, with optional upgrades including Wi-Fi and app connectivity, Powerfan for flexible installation, and home automation integration. Additional options, such as anti-reflective glass, reflective interior panels, and the Invisimesh safety screen, enable a fireplace tailored to both design and safety preferences.
Features & Benefits
- Real Flame Burner L LED with natural fire effect
- 90% efficiency for cost-effective heating
- Wide heat output range for comfort control
- Top-entry design for a unique flame perspective
- Shallow installation depth for space efficiency
- Balanced flue system for reliable venting
- Standard remote with optional smart control
- Powerfan option allows flexible positioning
- Interior panels and anti-reflective glass available
- Comprehensive accessories for safety and aesthetics
Options Explained

- Black reflective panels – Intensify the flame effect by reflecting light back into the firebox for added depth and brightness.
- Anti-reflective glass – Minimises reflections so the flames remain clear from every angle in bright or open spaces.
- Operation via app (Wi-Fi kit) – Enables smartphone or tablet control, scheduling, and remote operation.
- Connect to home automation – Integrates the fireplace with smart home systems for centralised control.
- Puck controller – Compact wireless controller for fast, intuitive adjustments.
- Powerfan – Boosts flue performance, allowing installation even when the flue must travel long distances or take bends.
- Convection grills (built-in or surface-mounted) – Allow heat distribution through your chosen interior design approach.
- Wall switch – Simple, fixed position on/off and control interface.
- LED bottom lighting – Decorative base lighting that enhances the flame effect when the fire is on or off.
- Safety screen Invisimesh – Nearly invisible mesh screen providing safety while preserving the clean aesthetic.
- Access door – Allows easier servicing and maintenance without disturbing the installation.
Specification:
| Net natural gas capacity (min-max) G25: | 3,5 – 17,6 kW |
|---|---|
| Net natural gas capacity (min-max) G20: | 2,7 – 18,2 kW |
| Net propane capacity (min-max) G31: | 3,7 – 18,5 kW |
| Efficiency: | 90% |

















Reviews
There are no reviews yet.