KastLite is a U.S. manufacturer and distributor of lighting and plastics solutions, trusted by contractors, architects, homeowners, and DIYers alike. Our product range includes lighting panels, diffusers, egg crates, louvers, outdoor lamp post globes, and custom-cut acrylic and polycarbonate sheets—designed for projects big and small. Based in Clearwater, Florida, KastLite stocks the largest catalog in the industry, ensuring fast nationwide shipping, competitive pricing, and responsive service. Whether you’re upgrading a workspace, tackling a home improvement project, or managing large-scale construction, we make it easy to source durable, high-performance lighting and plastic solutions that last.