The LZ7 XTD top panel is the default panel choice with a beautiful matte surface finish giving the case a sleek minimalist look. The top panel features a single row of ventilation slots along the left edge that contribute towards the 360 degree GPU exhaust ventilation for excellent thermal performance whilst gaming.This panel choice is best for using with standard CPU air coolers, giving you up to 135mm CPU cooler height clearance. If you would like to use an AIO please select the Top XL-Vent Panel option.This panel is available in matte black, matte grey or matte white to suit your build.