Patent ID: 7764495

Claim:
A telecommunications cabinet arrangement, comprising: a) a cabinet including a frame, the cabinet having a front, a rear, and opposing first and second sides that define an interior, the frame of the cabinet defining an air inlet region and an air outlet region that are each in airflow communication with the interior, the air inlet region being located at the second side of the cabinet such that airflow enters the interior in a direction from the second side of the cabinet, the air outlet region being located at the first side of the cabinet such that airflow exits the interior in a direction toward the first side of the cabinet; b) telecommunications equipment located in the cabinet interior between the air inlet region and the air outlet region, the telecommunications equipment having an internal side-to-side air cooling arrangement; and c) an airflow ducting arrangement located in the cabinet interior, the airflow ducting arrangement including: i) an inner wall and an opposing outer wall that separate the air outlet region from the remainder of the cabinet interior; ii) wherein the inner wall is made up of a plurality of removable plates, at least one of the plates being initially located adjacent to an outlet of the side-to-side air cooling arrangement of the telecommunications equipment, the one plate being removed to facilitate airflow from the outlet of the side-to-side air cooling arrangement to the air outlet region.