American Walnut Imperial Country Harmonized is an engineered hardwood floor from the KLK American Timber range, finished in a natural harmonized tone over a Walnut top layer. Wood with distinctive knots, sapwood, brown heart, unlimited mineral streaks and natural colour variation with a rustic appearance. Constructed as a 14 mm engineered plank with multi-coat Scandinavian polyurethane top finish and 5G-C Välinge click-lock joinery, the board accepts residential and light-commercial traffic. Plank widths and lengths are configurable across KLK's pattern range (1-Strip Imperial​/​Royal​/​Castle, 2-Strip Prime, 3-Strip Regal); standard thickness is 14 mm with 13​/​15​/​22 mm optional. E1 MUF adhesive (E0 EPI optional) and Cf1-S1 fire classification under EN 13501-1.