Decorative Ceiling Tiles Styrofoam 20x20 R9 White Satin Washed Gold
How many 20x20 tiles would you need?. So we consider this type of job as a custom job. Collection of our 20x20 styrofoam ceiling tiles. As example. You have 200 sq ft area. 200 / 2.64 = 76. You need 76 tiles.