The cabinet shown is a 60 inch tall, single-wide, raised panel, Walnut rack cabinet. It rolls easily on 3 inch casters, has a locking pocket door and a removable rear access panel with a hidden release. No locks are visible on the access panel. There are 20RU front and rear. Passive ventilation is standard, powered ventilation is available. Height width and depth can be specified for your specific needs. This cabinet has a 10-year, on-site warranty.