Technical Data Diameter Range . 80mm to 400mm Temperature Range: From .30°C to +140°C. Air Velocity: 25 M/S maximum. Working Pressure: Maximum 2500 Pa positive. Colour: Metallic Silver. Standard Length: 10 Metres compressed into a approx. 1m box.
Aluminium laminate inner duct, thermally insulated with a glass wool layer and provided with an aluminium laminated outer jacket. The thermal insulation prevents condensation and minimizes temperature loss.