Our floors have been made since 1898 in East Tennessee near the Great Smoky Mountains National Park where environmental responsibility is a serious matter. Our wood is harvested within 500 miles of our factory reducing transport and handling. Domestically sourced only from well managed renewable, sustainable hardwood forests. 100% natural real hardwood 5-ply engineered flooring – no composites. Produced using environmentally friendly manufacturing processes – 100% of the tree is used either as flooring or as fuel for our factory. CARB 93120 ULEF Compliant – the strictest U.S. guidelines for formaldehyde emissions, and additionally are manufactured using ULEF adhesives. FloorScore Certified – Indoor Air Quality Certified to SCS – EC10.3 – 2014 meeting school classroom and private office parameters, and emissions criteria of LEEDS v5, CHPS, the Green Guide for Health Care, and recognized by a long list of healthy building programs.