THE IT PRO'S CHOICE: Designed and built for IT Professionals, this cable organizer is backed for 2-Years, including free lifetime 24/5 multi-lingual technical assistance. PROMOTES PASSIVE COOLING: Properly routing cables also improves airflow, which passively cools devices stored in your rack, helping to keep your equipment running at optimal temperatures. EASY INSTALLATION AND MANAGEMENT: The vertical cable manager uses a finger-duct method of cable management (w/cover panel), making it easier for you to install, access and maintain rack components. HASSLE-FREE COMPATIBILITY: The 0U cable manager is compatible with most racks that are 40U or larger; The panels feature a 0U design and requires no tools for installation. VERSATILE CABLE MANAGEMENT: You can install the two 3-foot panels end to end so that they span the height of your rack, or on either side or the front and back of your rack to manage cables.