Space Blank Rack Panel - 1U, Seals Gaps, Creates A Professional Look, Fits All 19" Racks, Regulates Airflow, Promotes Longevity Of Equipment, By GMI Pro REGULATES AIRFLOW: Our space blank rack panels guide airflow, keeping heat and cold air from entering areas you don't want them to go and preventing equipment from overheating. CREATES A PROFESSIONAL LOOK:These blank rack panels seal unsightly gaps in 19 racks, creating a streamlined and professional look in any studio, public venue or DJ setup. CREATES STRUCTURE: GMI Pros Space Blank Rack Panel increases the strength & rigidity of your rails, preventing them from buckling under pressure for long lasting performance. DURABLE CONSTRUCTION: The solid steel construction of these blank rack panels make them incredibly durable, ensuring long lasting performance & a solid, long lasting foundation. BUILD OR UPGRADE YOUR STUDIO: These rack panels are the perfect addition to studios that need a professional upgrade or as an essential tool in building your own studio.