DYNA SPAN® is a performance engineered oriented strand board specifically designed and manufactured for the Recreational Vehicle industry.  These one-piece, oversized panels are made of wood fiber strands formed into multi-layered mats and bonded with exterior resins.  The DYNA SPAN superior racking strength and shear resistance is engineered to meet or exceed all RV floor application requirements.  All DYNA SPAN panels are guaranteed against delamination and manufacturing defects for the reasonable life of the panel.