Made with a Fire-rated Class “A” polystyrene, these tiles are available in 3 designs and accommodate typical 15/16″ wide suspension grid systems. Wavy ceiling tiles can be combined with other patterns to create a unique overall appearance or can be spaced intermittently among standard ceiling tiles for a ´peppered´ effect. Available standard in white. Custom colors and finishes also available. Price – $20.00 per tile.
http://www.colorado-ceilings.com/wavy-ceiling-tiles.html