Medite FR is a sustainable Class 1 flame retardant MDF panel manufactured from 100% recycled wood waste, meeting the most stringent formaldehyde emission standards in the world. Sierra Pine's patent pending manufacturing process utilizes a formaldehyde-free adhesive system to product Medite FR and.Encore FR are also a sustainable Class 1 flame retardant panel. Encore FR Particleboard panels are manufactured from 100% recycled wood waste, meeting the most stringent formaldehyde emission standards. Both Medite FR and Encore FR are stocked with a FSC Certification.