• Flexible aluminum polyester air ducts with external fiberglass insulation, thickness of 25mm and density of 16kg / m3.
• Their core is made of aluminum, followed by insulation and then the outer
  polyester lining with reinforcement.
• Maximum operating pressure +2.500 Pa.
• Maximum air speed of 20m / sec.
• Range of diameters from 102m to 508m.
• They comply with the strictest specifications.
• They withstand fire, without releasing toxic gases.
• In accordance with European specifications EN 13501-1.
• They can withstand temperatures (up to + 140 ° C).
• They are easily connected in circular or oval connections.
• They are suitable for air conditioning and
  ventilation.

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