... : Evaporative Cooling Pad Certification: CEProducts Features:1) Corrugated paper with the spatial crossing linking technology, high absorbability, high water resistant, ... service life.2) Large evaporation area, cooling efficiency as high as 80%.3) The product absorbs water naturally, ... α: corrugated sheet angle (1) β: corrugated sheet angle (2) Pad 7090Pad5090H (mm)1500, 1800, 2000***W (mm)600, 300*** ...