The Mars STD248-1UA-OB-HCP 48" unheated air curtain with HEPA filter is a superior solution for commercial kitchens and restaurants seeking superior climate control without added heat. Designed for 48" wide doors, this Series 2 air curtain from Mars delivers efficient airflow while maintaining indoor air quality with its integrated HEPA filter. Ideal for restaurants, cafes, and food service establishments, this unheated model preserves energy efficiency without compromising performance. Its galvanized steel construction and obsidian black powder coat finish ensure durability and a sleek, professional appearance, making it a staple for modern commercial kitchen environments. The included 1/2 HP motor (115V/60/1-ph) provides reliable operation, while the magnetic switch (99-018) and 24V control offer easy installation and customization. Whether you're looking to reduce heat loss, improve air quality, or maintain a comfortable workspace, this Mars air curtain delivers both functionality and style for commercial kitchens.