The Onyx Athos 5 is a beautifully engineered, high-efficiency wood burning stove that combines refined traditional styling with exceptional modern performance. With a nominal heat output of 4.8kW and a flexible range of 2–6kW, it is ideal for standard-sized living spaces. Its graceful design, detailed castings and balanced proportions make it an elegant focal point in any home.

Built from cast iron and heavy-gauge steel, the Athos 5 achieves an impressive efficiency of up to 82%. Fully ECODesign compliant and DEFRA Smoke Control Area exempt, it offers clean, responsible heating. Cleanburn and Airwash systems ensure a clearer flame view and outstanding fuel economy. As a dedicated wood burner, it provides consistent heat with a rich, natural flame picture.

Key Features of the Athos 5 Wood Burning Stove

• Nominal heat output 4.8kW

• Heat range 2kW–6kW

• Up to 82% efficiency, A/A+ rating

• Dedicated wood burning stove

• ECODesign compliant

• DEFRA exempt for smoke control areas

• Cleanburn & Airwash systems

• Convector heat system

• 128mm (5”) top or rear flue

• External air compatible

• 12mm hearth compatible

• Traditional, graceful design

• Premium handle with black knurled grip & champagne ends

• Cast iron & heavy-gauge steel construction

Classic looks, modern clean-burn engineering and superb efficiency make the Onyx Athos 5 an excellent choice for homeowners seeking dependable, stylish wood-burning heat.