For indoor cooling and heating devices and indoor air supply and exhaust

For dust collectors in various civil work sites

For air supply and exhaust inside the underground tunnels of mines and coal mines

For dust collecting facility of a spinning machine and for transporting powder and liquid

For dust collecting facilities of the metal grinding and processing machines

Air cleaning hose for a vehicle or heavy equipment

For discharging welding gas when ma- nufacturing a ship

It is very light and very flexible so that it enables work convenience.

It endures chemicals and harmful gas.

It enables the convenience of piping work.

The planar inside reduces resistance.

It is the long life edition product so that it has a long lifetime.

The outside resists the external pressure well by using the strong spiral rigid core. The planar inside reduces resistance.