Abstract: Corner protector structure is mounted within each ceiling panel to provide for enhanced strength, durability, and appeal of a drop ceiling construction. The corner protectors in association with the ceiling panels are formed with a top wall spaced from and parallel a bottom wall to complementarily receive a ceiling panel therebetween, with reinforcing leg structure projecting beyond the top wall for reinforcement and enhanced appeal of the organization. A modification of the invention includes a fan assembly rotatably mounted medially of the reinforcing leg structure to enhance air distribution within a room containing the organization.