Improve customer experience with Mars Air Systems, N236-1UA-OB, N ETL Sanitation. This industrial NSF N2 Series Air Curtain is designed specifically for commercial restaurant use. With a sleek obsidian black powder-coated cabinet, it not only enhances the aesthetics of your establishment but also ensures optimal performance. The unheated air curtain is perfect for 36" wide doors, creating a powerful barrier that keeps outside air, dust, and insects at bay while maintaining a comfortable indoor environment. Powered by a 1/2 HP motor, this air curtain operates quietly and efficiently, providing a seamless transition between indoor and outdoor spaces. It is cETLus, CE, and NSF certified, guaranteeing its compliance with sanitation standards. With Mars Air Systems, N236-1UA-OB, N ETL Sanitation, you can create a clean and inviting atmosphere for your customers, while also reducing energy costs by preventing temperature fluctuations.