Elegant Fire, Dual‑Sided Ambience
Introducing the Stûv 21‑125 DF, a premium double‑faced wood fireplace with dual retractable guillotine glass doors. Slide both panels up for an open‑fire tunnel feel or close them flush to enjoy efficient radiant heating and clean combustion. This fireplace is ideal as an architectural fire feature visible from two living zones.
Designed for Tunnel‑Style Installations
This model requires an opening roughly 1250 mm wide × 1455 mm high × 670 mm deep (DF variant)—perfect for shared-wall installations between rooms.
Powerful Heating & Eco‑Efficiency
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Nominal heat output: ~(~18 kW), ideal for heating living spaces up to (~167 m²).
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Firebox size: ~10.6 cu ft (≈300 L), accommodating logs up to 40″ (~100 cm).
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Efficiency: ~76% with clean European-rated emissions and natural convection airflow.
Intelligent Features, Effortless Operation
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Dual retractable glass doors: Both sides lift out of view for open fire or close flush for warmth and flame control.
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Convection airflow system: Two lower room air inlets and two upper heat outlets (Ø 150 mm)—temper the combustion chamber and naturally circulate heat.
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Maintenance access: Doors tilt forward for easy glass cleaning; slide rails, pulleys, and cables are hidden yet serviceable without removing surrounding finishes.
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External air compatible: Optional Ø 150 mm combustion intake kit ensures airtight home compatibility.
Installation Flexibility & Style Options
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Tunnel‑style design: Perfect for installations between two zones, e.g., lounge and dining areas.
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Finishing styles: Available with minimalist steel frames (e.g., SF5/SF6), full front panels, or integrated cladding in various finishes.
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Accessories available: Optional spark guards, convection grille kits, log racks, adjustable stands, and finish panels.
Why Choose the Stûv 21‑125 DF?
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Panoramic tunnel fire experience: Exceptional flame visibility from two connected living areas.
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Substantial thermal capacity: Large firebox, powerful output, and efficient performance.
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Clean, quiet warmth: Natural convection heating with minimal mechanical parts.
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Adaptable installation and finishes: Steel frames, panels, cladding, and accessories to suit any architectural style.
