Engineered multiply, the next generation of wood flooring. In wide plank and long plank. A high quality product designed to offer all the benefits of a solid floor with the stability of engineered. With a 6mm solid top, this product has as much of a wear layer as a solid floor (can be sanded and refinished a similar number of times as a solid). It is more stable than a solid floor and is better suited to the humidity fluctuations in Ireland. The boards are more resistant to gapping, cupping and crowning. Engineered multiply is also suitable for use over water based under - floor heating systems. Method of installation .Floating, Secret nail, Fully bonded.