The air duct is corrugated "air", d = 80 mm, sliding up to 3 m, aluminum

A corrugated pipe is an important component of the ventilation system.

The advantages of this model:

• The ability to bend in any direction;
• High strength;
• The ability to fix the pipe on the supporting surface without the use of the power frame;
• The minimum volume in a folded state and a sufficiently extended area of ​​the ventilation pipeline after stretching;
• High resistance to corrosion;
• ease of installation;
• fire resistance.