Sound insulation compares favorably with such coatings of array, laminate, which are very noisy when walking. Before buying, you need to determine the color, texture. All planks are packed in a film, pass the selection in varieties, have humidity up to 10%. The geometry is perfect for everyone, since it is controlled at the factory. After several years of service, the coating may require processing, which is subsequently carried out periodically. Hardness depends on the variety of wood, the conditions in which it grew.