- For house heating and air-conditioning.
- For building ventilation.
- For dust collection in civil-engineering works.
- For ventilation of a mine and coal mine.
- For dust collection in textile spinning and weaving factory.
- For dust collection in metal grinding and machine manufacturing.
- For transporting powders and liquid.
- For cleaner hose for automobiles and various industrial.
- For ventilation of welding gas at shipbuilding yard.