The AllPoints Foodservice Parts & Supplies 263406 Fan Guard is designed for use in refrigerators and freezers. Constructed from durable steel, this fan guard measures 1/2 inch in diameter and has an outer diameter of 4-1/2 inches. It provides essential protection for fan components, ensuring optimal airflow and efficiency in your refrigeration system. Ideal for maintaining the longevity and performance of your equipment, this fan guard is a reliable choice for foodservice operations.