300mm x 5mtr flexible duct, good quality fire retardant flexible air duct

Flexible duct introduction:

The framework of the flexible ducts is made of steel wire, the body is wrapped with the saffron plastics cloth, fir it can fix the flexible duct expediently, there is a metalring every one meter, for it can connect the ventilator discretionarily, the both two sides are bunched with the rope. The flexible duct is able to endure the high temperature, the acid, the alkali, the oleic acid and burning, it is easily to turn, connect and schlep. It has been extensively used in maintaining underground cable, engine room, crypt tunnel municipal conduit engineering, machine shipbuilding engineering, fire fight rescue and other construction in dthe bad air environment.

Diameter:4"-60"

Standard length: 5m or 10m (any length is available)

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