Add a sturdy 1U vented rack shelf into almost any server rack or cabinet Improve airflow in your rack your cabinet or rack with a vented 1U rack shelf Ensure your equipment or tools are secure with heavy duty 1U shelf Save space in your office or server room by placing non-rackmount IT or AV equipment on your rack 1U server rack shelf / Rack mount shelf 1U / 1U Rack mount shelf / 1U Cantilever shelf / Network rack shelf / Rack tray / Computer rack shelf EIA-310 compliance