Lumber: Fire Retardant boards

Fire-Retardant Lumber Our Fire-Retardant lumber is made with Yellow Pine lumber and sold by the piece. Boards are either ProWood Fire Retardant or FlamePro brand.  Both offer a limited 50 year-warranty.  Available in 2×4, 2×6, 2×8, 2×10 and 2×12. Lumber is chemically pressure-treated to reduce the spread of flames and generation of smoke.  In the […]