Intelmann® aluminium flexible duct black painted Ø 80–150 mm – 2.5 m, 2-ply, Made in GermanyThe Intelmann® aluminium flexible duct black painted (FSL) is the ideal solution for discreet and flexible air guidance, especially in the area of combustion air supply for wood-burning stoves. Thanks to the black stove paint, the duct visually integrates perfectly into modern stove systems and avoids distracting contrasts with silver standard ducts.Made from pure aluminium in 2-ply quality (2 × 60 µm), the aluminium flexible duct combines high flexibility with sufficient stability. The heat-resistant coating up to 200 °C remains intact even when stretched or compressed.Advantages at a glance:✅ Black painted – Discreet appearance for stove and heating systems✅ 2-ply quality – 2 × 60 µm for increased stability✅ Flexible & extendable – Ideal for confined installation situations✅ Heat resistant – Up to +200 °C✅ Made in Germany – High-quality workmanship✅ Durable coating – Remains intact even with movementTechnical details:✔ Product name: Intelmann® aluminium flexible duct black painted✔ Diameter: Ø 80 / 100 / 125 / 150 mm (internal diameter)✔ Material: Pure aluminium✔ Construction: 2-ply (2 × 60 µm)✔ Colour: Matte black (stove colour)✔ Temperature resistance: up to +200 °C✔ Extended length: up to 2.5 m✔ Delivery condition: compressed to approx. 0.6 m✔ Standard: DIN 24146Installation & processing:The aluminium flexible duct is delivered compressed to save space and can be extended to the desired length.For optimal results, it is recommended to pull the duct out evenly to ensure clean air guidance.Installation is straightforward:– Connection to stove spigot or ventilation ducts– Fixing, e.g. with hose clamps– Optional sealing with aluminium adhesive tapeApplication & areas of use:The black painted aluminium flexible duct is particularly suitable for:– Combustion air supply for wood-burning stoves– Ventilation and exhaust air systems– Connection lines in technical rooms– Applications with visible duct routingThanks to the visually appealing surface, it is ideal for visible installations where design as well as function plays a role.With the Intelmann® aluminium flexible duct black painted, you receive a flexible, durable and visually high-quality solution for modern ventilation and stove applications.