Add instant architecture with the decorative grooved ceiling medallion large diameter for dramatic enhancement of your lighting with this swirled beaded design. This ceiling medallion will display architectural definition to your rooms. Fraught with embellishments and design the work with almost any style. This quality cast is light weight and easy to install. Advantages of Polyurethane: 1. Interior and exterior use. 2. Waterproof, they won't absorb moisture or mildew 3. Lightweight and easy to install. 4. Pre-primed and ready for paint (Note: Primer does not absorb stains)