Available through Accoya Wood, ACCYS Technologies, Tricoya is high performance MDF panel product made from acetylated wood fibers and backed by a 50-year warranty. For use in exterior and interior applications, the company says it demonstrates durability and dimensional stability in the most extreme and challenging environments. It can be used on a variety of applications that would not normally be considered ideal for MDF products such as façades, cladding, fascia and soffit panels, window components, outdoor furniture, play frames and tree houses, bathrooms, wet rooms, and changing rooms.