We are proud to keep in our inventory over 200,000 square feet of unfinished engineered, proudly made 100%  in USA. Engineered flooring is made up of multiple layers of wood . It provides an advantage over solid hardwood, because of the ability to install in any area of the house: on grade, above grade and below grade. Another grade advantage of engineered flooring is that it can be installed over any type of subfloor: concrete, plywood, existing wood floors, OSB subfloors.