Upgrade your air quality with the Mars Air Systems N248-1UH-OB N ETL Sanitation air curtain. Designed specifically for commercial restaurant use, this industrial NSF N2 Series air curtain is perfect for 48" wide doors. With its unheated feature, it creates a powerful barrier of air that keeps outside contaminants, such as dust, insects, and odors, from entering your establishment. The air curtain is equipped with a 1/2 HP motor, ensuring optimal performance and efficiency. The obsidian black powder-coated cabinet adds a sleek and professional touch to your restaurant's entrance. This air curtain is cETLus, CE, and NSF certified, guaranteeing its compliance with sanitation standards.