The Mars STD248-1UA-PW 48" unheated air curtain is a game-changer for commercial kitchens and restaurants seeking energy-efficient climate control. Part of the **Standard 2 series**, this **unheated air curtain** automatically activates when a door opens and shuts off when closed, conserving energy while maintaining interior temperatures. Ideal for **drive-thrus, walk-in coolers, and entryways**, it provides **insect control for up to 8 ft.** and **environmental separation for 10 ft.**, ensuring clean, pest-free air while keeping exterior elements out. Made from **fire- and corrosion-resistant pearl white paint**, this **48" air curtain** is both durable and quiet, operating at just **48" W x 12 3⁄4" D x 10 5⁄8" H**—perfect for standard door frames. With a **5-year parts warranty**, it offers long-term reliability for restaurants, cafes, and food service businesses prioritizing efficiency and hygiene.