Innovate your temperature control with Mars Air Systems, N242-1UD-OB, N ETL Sanitation. This industrial NSF N2 Series Air Curtain is designed specifically for commercial restaurant use, ensuring a comfortable and hygienic environment. With a sleek obsidian black powder-coated cabinet, this air curtain not only enhances the aesthetics of your establishment but also effectively prevents outside contaminants from entering. The unheated air curtain features a powerful 1/2 HP motor, providing a strong and consistent airflow across a 42" wide door. Its 208-230v/60/1-ph power supply ensures reliable performance, while the cETLus, CE, and NSF certifications guarantee its compliance with industry standards. Upgrade your restaurant's temperature control system with the Mars Air Systems N242-1UD-OB air curtain and create a comfortable and sanitary environment for your customers and staff.