Amphenol LTW (ALTW) is pleased to introduce our new metallic vent, a perfect electromagnetic shield, for your various applications. ALTW’s metallic vent allows to balance the pressure difference when temperature changes rapidly inside or outside the sealed enclosure. Featured with IP68/69K waterproof rating, moisture can be cut off effectively during operation. Meanwhile, our metallic vent enables to avoid pollutants to drop into the enclosure because of high air permeability of membrane. ALTW also offers a series of plastic vents to make your outdoor devices more reliable in different environments.