Enhance your server rack organization with this professional-grade 4U perforated blank panel. Precision-engineered from durable steel with a sleek black finish, this 19-inch standard width panel provides essential ventilation for optimal airflow management in your equipment cabinet. The honeycomb perforation pattern maximizes air circulation while maintaining structural integrity. At 3U height (approximately 5.25 inches), it's perfect for filling unused rack spaces while promoting proper cooling. The panel features standard rack mounting points and includes rack rail compatibility for 3mm thickness, ensuring secure installation. This versatile panel helps maintain proper airflow distribution, prevents dust accumulation in empty spaces, and adds a clean, professional appearance to your server cabinet setup. The R1372/4UVK model is built to last with quality materials and precise manufacturing, making it an essential component for any professional server room or data center installation.