Silicone Ducting 76mm (4m length)

We don't know when or if this item will be back in stock.
?Inner diameter: 63 mm, 65 mm, 70 mm, 76 mm, 80 mm, 89 mm, length 4 m, spiral spring steel wire inside.
?Operating temperature range: -40 ?C (-100 ?F) to 250 ?C (480 ?F)
?The red silicone air duct is made of high-quality imported fibreglass fabric, high-quality polymer material, high-quality A1 grade silica gel, the material thickness is twice the size of the ordinary red high temperature air duct.
?The surface is smoother and more elastic, and its resistance to wind pressure is twice as high as ordinary products, and it can be used in a certain vacuum environment
? Use in cold and hot air circulation conveyor systems, such as pellet dryers and printing machines in the plastic industry machines, hot air blower and compressors, car engine heating, draught warm air circulation, exhaust gas emissions of various devices etc.