Plywood CDX - Fire Rated

Fire Rated Plywood is chemically pressure-treated to reduce the spread of flames and generation of smoke. In the event of a fire, this plywood will not spread fire and develops less smoke. Fire Rated Plywood may be substituted for materials classified as non-combustible in certain building types designed by the model building codes. This plywood will be either pine or fir. Graded CDX, a sheathing grade, not an appearance grade plywood, that allows for knots and blemishes on both faces.  This plywood is sold in full 4×8 sheets only.