Engineered Flooring which consists of a number of layers of wood, glue together at right angles to create a plank. The grain runs in different directions for added stability unlike solid floors. This product is available in several ply thicknesses with 3 and 5 ply being the norm. Engineered hardwood flooring can be used in those areas of the house where solid wood flooring installations is not suitable. The increase stability of the Engineered wood is achieved by running each layer at a 90 degree angle to the layer above. This stability makes it a universal product that can be installed over all types of subflooring above, below or on grade. Engineered wood is most common type of wood flooring used globally

GENERAL INTERPRETATIVE RULES 1 AND 6 SECTION AND CHAPTER NOTES TO SECTION IX CHAPTER 44 TEXT TO CODES 4418 AND 4418 75 00 00