Gordon, Inc. Lay-In Metal Ceiling Systems are a perfect solution to create a unique curved ceiling design. The system utilizes curved Main-Tees, straight Cross-Tees & Lay-In Panels. Main Tees are curved to the specified radius. Flat Lay-in panels conform to the shape of the Tee & are secured with hold down clips. Creative panel options such as MILLENNIUM®, FRP, Acrylic, Perforated or non-perforated are offered for versatility and freedom of design.