Extrutech 5/8" x 5 1/2" Trimboard, Item# B0550, is excellent as an exterior trim or base trim; is of an exterior grade,  solid, dense, engineered polymer, with a smooth flat surface on 4 sides, is UV stable and very easy to maintain. Can be cut to length with standard powered miter saw. Fasten to wood and masonry with trim screws and construction adhesive. Trimboards are available un-painted with a smooth bright finish or pre-primed in white or beige; ready for an acrylic latex based paint if needed and are available in 8',10',16' and 20' lengths. Weight of 1.25 lbs per foot.