Anden Grow-Optimized DehumidifiersGrow Optimized Dehumidifiers Anden has the only dehumidifiers that can pull moisture out of the air at lower temperatures to simulate fall. Anden Model Dehumidifiers are designed to dehumidify the air coming into the unit by passing the incoming air over an evaporator coil to drop the air temperature below the dew point of the air. Moisture is removed from the air and drained out of the unit to a common floor or waste drain. The air is then reheated