Quest 400 Series Floor Enclosures (FE4019-20-02) have a 23" wide by 23" depth, are constructed of heavy duty steel, have a reversible smoked front door, and split vented rear doors. They come complete with casters, floor levelers as well as two 80 CFM boxer fans for ventilation and air flow. These cabinets are available in five heights, come in a black powdercoat microfinish and are available assembled or unassembled in knockdown boxes.