Foam Wood Ceiling Planks 39 in x 6 in Rustic Beige 96 Pack (156 sq.ft / case) Foam Wood Ceiling Planks that are made up of Styrofoam which is light, easy to cut, easy to install, moisture & mold resistant and virtually maintenance free. Each panel is approximately 39" long and 6" wide and covers 156 sq.ft / case. All of the panels are finished using high-quality technique to make them look realistic just like wood.