Maximize energy-efficient solutions with Mars Air Systems, N272-2UD-OB, N ETL Sanitation. This industrial NSF N2 Series Air Curtain is perfect for commercial restaurant use, especially for 72" wide doors. With its unheated design and (2) 1/2 HP motors, it effectively keeps the interior temperature stable while preventing outside contaminants from entering the space. The obsidian black powder-coated cabinet adds a sleek and professional touch to any restaurant decor. This air curtain operates at 208-230v/60/1-ph, ensuring reliable performance and energy savings. It is cETLus, CE, and NSF certified, guaranteeing its compliance with sanitation standards. Trust Mars Air Systems to provide you with a high-quality, durable, and efficient air curtain that enhances the comfort and cleanliness of your commercial restaurant.