Finger Jointed Lining Board is a timber board that have been machined with a tongue and groove profile on the edges, allowing them to fit together snugly when installed. This profile creates a tight joint between the boards with a V-joint detail to create interest. Finger joining technology allows the creation of long, straight and defect-free boards for every application. H3 treated and primed, lining board is suitable for general lining and design features. V-Joint Profile Primed and ready for painting