1/2" x 2-1/2" S4S Pine (D2PRF) – Primed Finger Jointed is a versatile, smooth-planed board designed for a wide range of interior trim and finish applications. Surfaced on all four sides (S4S) for a clean, square edge profile, this board is ideal for custom trim work, paneling, shelving, and light millwork projects. The 2-1/2" width offers flexible coverage, while the 1/2" thickness provides a lightweight yet durable solution for detailed interior builds. Manufactured from primed finger jointed pine for improved straightness and stability, it arrives paint-ready to help streamline installation in both new construction and remodeling projects.