... 1500,1800,2000mm Width: 300,600mm Thickness:100,150, 5090 greenhouse evaporative cooling pad evaporative cooling padModel no.: 5090 Features: 1) H: 1,500mm,1,800mm, 2 ... alloy, PVC and galvanized boardCooling system is with its cooling pad paper. There is a thin layer of water film ... . Thus, the temperature of air going through the wet cooling pad paper is reduced. Through such treatment, the wet and ...