Kleer Konceal trim boards offer a 3/4-in. reveal for the installation of various siding products such as wood, cement, or vinyl. Konceal trim boards are available with or without a kerf for the nailing flange of window surrounds and come in nominal 4- and 6-in. widths. Kleer Konceal corner boards also offer a 3/4-in. reveal, and are produced from a single piece of Kleer cellular PVC with no joint or seam to separate. Konceal corner boards are also available in nominal 4- and 6-in. widths.