USG Radar Basic Acoustical Ceiling Panels are quick and easy to install, these economical, all-purpose, medium-textured panels feature a unique, non-directional pattern. Radar Basic Acoustical Ceiling Panels are easy to clean with good sound absorption. These panels are Class A Fire Rating with a sound absorption of 0.55, sound attenuation of 33, light reflectance of up to .83, and recycled content of 25%. These easily-installed panels are ideal for use in schools, corridors, lobby areas, offices, and retail stores.