IMPROVED COOLING: This 19-inch RAL9003-signal white rack blank spacer panel can help to cleanly organize rack layouts while improving air flow and cooling space between mounted equipment MULTIFUNCTION DESIGN: Our blank spacer panel closes off rack and cabinet fronts to improve both air flow paths and aesthetics HEAVY-DUTY CONSTRUCTION: Our 1U 19-inch width RAL9003-signal white blank spacer panel is made of heavy-duty cold rolled steel with a powder coated finish CONVENIENT MOUNTING: The panel complies with EIA/ECA-310e and is mounted horizontally to a rack using either threaded screws or cage nuts to meet all equipment installation scenarios EASY TO USE: This 1U spacer panel is assembled and easy to install in any open rack unit (RU) spaces