S3S (Surfaced Three Sides) milled lumber is expertly planed on the top, bottom, and one edge, providing a smooth surface and a straight edge for easier handling and precise joinery. Perfect for projects requiring clean lines and consistent dimensions, S3S lumber is ready to use or customize further. Available in a variety of wood species and sizes, it’s a reliable choice for professional and DIY applications alike.
Random width lumber surfaced 3 sides, two smooth faces and one straight edge for optimal lumber yield.