长期以来,我国住宅建筑的卫生间一般都不设机械通风措施,卫生间的空气质量很差。尤其,近几年建造的多、高层住宅楼房中,暗卫生间已占有相当的比例。这种卫生间主要是靠设在墙上的排风口通过竖向建筑风道进行自然排风。这种排风方式在冬季有一定的通风效果,在夏季 For a long time, the bathroom of our country’s residential buildings generally does not have mechanical ventilation measures, and the air quality of the toilets is very poor. In particular, darkrooms have occupied a considerable proportion of multi- and high-rise residential buildings built in recent years. This type of bathroom is mainly used for natural ventilation through a vertical building air duct by means of an air outlet located on the wall. This ventilation method has a certain ventilation effect in the winter, in summer