Keep the window open, and breathe fresh air 365 days at home. The main function is to ventilate the room.
Dust and deodorize, indoor clean without peculiar smell.The fresh air system can remove dust floating in the air and quickly discharge unpleasant odors.
Auxiliary temperature adjustment, ventilation will not affect the room temperature. Opening windows for ventilation in summer or winter often changes the original indoor temperature, but our products do not have this problem.