The EasyDry 909 desiccant dehumidifier is the first Dehumidifier developed specifically for growers that want lower temperatures & humidity. As the Cannabis industry’s top producing dehumidifier at low temperatures, you can seamlessly maintain 70F & 50% RH for a perfect Growing process. Refrigerant based dehumidifier performance drop by an average of 42%* when grow rooms go from “Day to Night,” compared to a reduction of 13.9% with the EasyDry 909, giving you the best value for lights off humidity control.