Insulated aluminum flexible duct

insulated flexible duct
1. use good fiberglass, more healthy
2. good product quality
3. low cost on transport
Insulated flexible duct for ventilation system (red) is constructed with alu inner duct with red fiberglass insulation and outer jacket. It is used to minimize the heat gain and loss during ventilation. The red insulation is a kind of pro-environmental fiberglass, with the advantage of formaldehyde free and low dust. It is more healthy than traditional fiberglass.
Detailed technical data as follow,
Construction : Alu inner duct + alu sleeve + red fiberglass (16kg/kg3, 25mm)
Diameter: 076mm-610mm' (3''-24'')
Standard length: 10m
Temperature range: -30/+140°C
Maximum air velocity: 30m/sec
Max. positive working pressure: 2000 Pa

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