The Sanus Systems CASBP2 2U Flat Blank Panel is a blank panel that is designed to maintain consistent airflow to prevent improper cooling or heating of AV components inside a rack. Use this panel to cover unsightly open space in your rack and protect your equipment from dust and other foreign debris. This model is constructed of steel with flat edges and features a black powder-coated finish. It occupies 2U of rack space. It is easy to assemble and all hardware is included. It fits Component series rack models, CFR115, CFR127, CFR518, CFR524 and the CFR535.