Radar acoustical ceiling panels are economical, medium-textured panels that feature a unique, nondirectional pattern. They are made with a water-felted manufacturing process that provides excellent Ceiling Attenuation Class (CAC) performance. They install quickly and easily and are classified as low-emitting ceiling panels. The surface of the panels have perforations that aids in sound absorption, and it cleans easily with a soft brush or vacuum. Class A. Size: 2' x 4' x 5/8''. Edge: Square. Medium texture. 8-pieces or 64 sq. ft. per case.