Smith and Fong. Sideways, the company’s first line of engineered hardwood flooring, is available in indigenous American species of maple, beech, birch, cherry, and hackberry. The pre-finished flooring is urea formaldehyde–free, California Section 01350–compliant, and FSC-certified. The click-lock planks measure 5/8 inch by 5 inches by 47 1/2 inches. 866.835.9859.