Adjustable Temperature Cooling Vest,Welding Steel Air Compressed Cooling Vest Vortexes Tube Air Conditioner Waistcoat

Wide application,suitable for high temperature, high fevers, high humidity, specially for cold labor protection environment. such as metallurgy, forging, welding, glass, fire, petroleum, power plant, boiler plant, sandblasting, paint baking, and so on. Adjusable temperature only manual knobs and adjust the air outlet temperature. if the compressed air inlet pressure and temperature remain constant, the outlets temperature of the vortexes tube will be kept within the ranges of ± 1 ° f (± 0.6 ° c) for sustained. Easy to use instants on/off,easy to control,cooling does not produce any waste. Industrial use no need to up the without component.no electricity or chemicals refrigerants, only filtered compressed air for industrial use. Adjustable buckles designs,suitable for most people,women men.