With 18 years of experience in the market, Kool Air International Co., Ltd, has become an industry leader in evaporative cooling technology and also a solution provider in large space ventilation and cooling.

The HVLS fans brand – “RTFANS” is professional in the prestigious, especially in factories and warehouses, ventilation and cooling direction. Kool Air aims to be your perfect solution provider for on-air processing with a full range of evaporative cooling and ventilation products, including evaporative air coolers, cooling pads, big HVLS fans for industrial, commercial, household and agricultural use.