F80型微量通风器，作为一种改善室内通风的产品，已在一些地区普及使用。1工作原理和特点F80型微量通风器的工作原理是自然通风，不需任何动力，根据室内外空气压力差而进行空气变换。F80通风器的设计是以空气流速达到15cm／s时实现通风。它的特点是结构简单，节能，易控制，所 The F80 type micro-ventilator, as a product for improving indoor ventilation, has been widely used in some areas. 1 Working Principles and Features The working principle of the F80 micro-ventilator is natural ventilation, which does not require any power, and performs air conversion according to the difference of indoor and outdoor air pressure. The F80 ventilator is designed for ventilation when the air flow rate reaches 15 cm/s. It is characterized by its simple structure, energy saving, and easy control.