The Berner 65MK-048NE is a 48-inch nozzle extension designed for air curtains. Constructed from clear anodized aluminum, this durable extension enhances the performance of your air curtain by providing a seamless fit and improved air flow. It is easy to install in the field, making it a convenient addition to your existing setup. Ideal for optimizing energy efficiency and maintaining indoor climate control, this nozzle extension is a practical solution for various commercial applications.