Durability: 1U Brush is made from Cold Rolled Steel and High-density Nylon Brush Strip; Electrostatic powder coat preventing rust and corrosion Heat dissipation: 1U Brush Panel ensures air circulation, preventing overheating and prolong the service life of the equipment Protection: Rack brush panel prevents dust from entering the equipment or accumulation Cable Management: Convenient for cable pass-through; Easy multi-port access to devices for inspection and replacement Widely applicable: Rack mount cable management panel fits 19in racks and cabinets to hold non-rack mountable Devices; Effortless assembly