S4S means this hardwood has been surfaced on all four sides. This board has a cleaner appearance than S2S1E. Available in 1/4″, 1/2″, 4/4, 5/4, 6/4, or 8/4 thickness, 1-1/2″ to 6-1/2″ wide, and 3′ to 8′ long.
S2S available now at our Raleigh store. Buy S4S now through our TotalWoodStore.com site.