Equip your semi truck tor trailer o be Ready for the Road Ahead , with the Universal Forest Products 4" x 8" BC Grade Plywood, a key piece that acts as a versatile repair piece for vehicles and trailers. To repair damaged trailer floors, walls, or roofs, this replacement board features a moisture-resistant design that can be used in all types of climates. Manufactured with strong and durable materials to withstand heavy loads while resisting wear and tear. FleetPride is your First Click in Heavy Duty .