Overall size of 4.8" (121.9mm) diameter allows for 2.7" (68.6mm) diameter capacity.The Panduit Cool Boot Raised Floor Air Sealing Grommet is designed for hot aisle/cold aisle environments in a data center where cables pass through a cutout in the raised floor. The grommet reduces bypass airflow improving the cooling of network equipment and prevents debris from falling below the raised floor. The grommet is utilized in applications that require cable bundles, such as data and power, to be separated as well as applications that create one cable bundle. The grommet can be used in new or retrofit applications. The grommet is designed for use with Panduit PatchRunner and NetRunner Vertical Cable Managers as well as Net-Access Cabinet to cost-effectively manage sensitive network cables in compliance with the TIA/EIA standards and the NEC. The Panduit Cool Boot Raised Floor Grommet leverages innovative design features to speed installation and is part of the complete range of cable management accessories available from Panduit to help maximize management and control of the physical infrastructure.