4R Cover is a product that is installed to insulate pipes, valves, and turbines, which are high-temperature facilities such as power plants and plants. It has excellent insulation properties and is detachable, reuse it, and install it in complex facility shapes.

This is a powder shut-off valve with improved convenient operability and airtight performance. It is a product that can shorten the water cleaning period of the electric dust collector by being installed in the ash treatment facility of the electric dust collector of the power plant.