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Laminated Aluminium Flexible Ducts ALUFLEX AA3

Laminated Aluminium Flexible Ducts ALUFLEX AA3

The ALUFLEX AA3 is a fully flexible laminate duct with a steel spiral inserted between the layers of the duct. This flexible duct consists of 3 Aluminium-layers (7 micron), combined with 2 Polyester-layers (12 micron). They are used in ventilation, air conditioning, and air handling systems where a high mechanical strength, temperature and fire resistance are required.


Temperature range: from - 30 °C to + 140 °C

Air velocity (max): 30 m/s

Operating pressure: -188 up to 2500Pa

Centerline bend radius: 1x diameter minimum

Fire safety: Class B - s1, d0 according to EN 13501-1

As the product does not contain PVC, no toxic vapors are released when it is burning.

Produced according EN 13180: Dia Class B, Thightness Class C, Sag<4°, Crushing strength 13-35kg compressed; 2.5kg uncompressed.

Limits: The ALUFLEX AA3 ducts are not suitable for transporting air with a high concentration of acid and base and cannot be used for discharging combustion gases from open fireplaces and oil-fired boilers.

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Laminated Aluminium Flexible Ducts ALUFLEX AA3

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  • Product Code: ALUFLEX AA3
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Tags: laminated, aluminium, flexible, ducts, aluflex, aa3