A walk-in closet should have suitable ventilation in order to help prevent mold or mildew and to help create a pleasant environment to be in while using the closet. … Ventilation doesn’t just benefit the clothing but also assists in making the closet an enjoyable space to be in and use.

How can I cool my closet?

Passive and fan-assisted ventilation Ventilation is a very practical method for closet cooling. For power levels below 700 watts, passive ventilation is effective for critical closets, while for levels of between 700 watts and 2000 watts, fan-assisted ventilation is appropriate.

Should I close closet vents?

Closing air vents increases the pressure in your ducts. If they’re well-sealed, this may increase the airflow somewhat to other parts of the home. However, the heated or cooled air may travel a very inefficient path to get there, ultimately decreasing the efficiency of your system.