THE WAY TO GET A BETTER RESULT OF DEHUMIDIFICATION 1. Close the doors and windows where you run this room dehumidifier. 2. Keep the front air inlet and back outlet of this electric dehumidifier free from blocking. 3. Run the dehumidifier when the temperature is between 59°F and 104°F. 4. Best for small volume spaces such as dressing rooms bedrooms basement bathrooms etc.