Cylindrical double-walled concentric pipe made of stainless, non-magnetic AISI 304 BA steel. The chimney has undergone the necessary inspections and complies with CE marking requirements, according to EN 1856-1 and EN 1856-2.

• Available Diameter Ø: Φ80/130, Φ100/150, Φ130/180, Φ130/200, Φ150/200, Φ180/230, Φ200/250, Φ230/300, Φ250/300, Φ300/350.
• Available Straight Lengths: 0.25m, 0.50m, and 1.00m.
• General Characteristics:
• Self-welding of pipes and fittings.
• Male – female connection design.
• Steel thickness: 0.40 mm.
• Easy assembly of pipes.
• Sealed with high-temperature silicone flange (200°C).
• Maximum flue gas temperature at the device outlet: 200°C.

It is recommended to use the double-walled concentric pipe in energy-efficient gas fireplaces and oil boilers.