Pressure equalization element SKINDICHT® VENT 12X1.5 BK PLUS, pressure equalization element, M 12, air volume (max.): 3.5 l/min, UL recognized: Yes, black, polyamide, areas of application: especially for closed housings for optimal ventilation, black versions are UV-resistant and therefore well suited for outdoor use, good oil and chemical resistance, benefit: UL certification in accordance with technical data (depending on the item) enables the product to be used in North America, pressure equalization element that ensures the necessary pressure equalization in closed housings. This completely prevents the formation of moisture or condensation, for item names with the addition 'PLUS' the air flow is 3.5 l/min, for all other items 0.8 l/min