BOISE EVERGREEN™ ULEF is a Premium Sustainable Particleboard™ from Boise Cascade Company. In keeping with our core commitment to sustain environmental resources for future generations, Boise Cascade Company employs the strictest of green practices in the manufacture of its premium particleboard. Our fiber procurement system champions Forest Stewardship Council® (FSC) standards and our finished panel embodies an ECO-Certified Composite Certified (ECC) product. Boise Evergreen™ features industry-leading quality and physical properties, comprises 100% recycled fiber, and supports up to 6 LEED® credits.