Tripp Lite’s SR1UPANEL10 10-Piece Toolless-Mounting 1U Blanking Panel Kit is ideal for filling in unused rack spaces in your EIA-standard 19-inch rack enclosure cabinet. The SR1UPANEL blanking panels improve cooling efficiency within rack enclosures by closing off unused rack openings to optimize airflow and prevent recirculation.Efficient cooling reduces operating costs, improves performance and provides longer lifespans for networking equipment.A toolless mounting design allows for quick and easy installations. Simply snap the SR1UPANEL’s rear tabs into any standard 19-inch rack enclosure cabinet.Each SR1UPANEL blanking panel occupies 1U of rack space.The Tripp Lite brand is known for its quality products, and this blanking panel kit is no exception.