AluFlex Class 0 Flexible Ducts


ALUFLEX Class 0 Flexible Ducts are extremely versatile, and suited for use in all ranges of high and low-velocity air-conditioning and ventilation systems. Made using state-of-the-art Japanese technology, they are produced to dimensions of between 4” to 20”, in both pre-insulated and non-insulated versions.

Key Features:

High Durability
High-quality Glasswool insulation

Smooth Inner Surface (anti-static & dust proof)
Fire Rating (passed testing standards of BS 476 parts 6 & 7)

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Size Range:   4" ~ 20"
Compress:  Up to 90%
Standard Length: 10 Metres
Temperature Range: -30% ~ 100°c
Steel Wire: 1.0 ~ 1.2mm

Pressure Rating:


250mm WG (+ve)

25mm WG(-ve)

Fiberglass Wool: 1"1 LB or 2"2LB

                                     Thermal Insulation Information

Insulation Thickness Density (Kg/m³) R-Value Measure
25mm 16 0.7 m² K/W
25mm 32 0.76 m² K/W
50mm 32 1.5 m² K/W

Normal Diameter Inner Diameter
100mm  4" 105mm
150mm  6" 156mm
200mm  8" 207mm
250mm  10" 256mm
300mm  12" 310mm
350mm  14" 358mm
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Product Details
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