I would like to purchase: 1) Pure Hardwood board based on the following: 1m x 1m, 19mm thick (untreated) Density b/w 600kg /m3 and 750kg/m3 2) Hardwood surface is to consist of a layer of tongue-and-groove oak flooring mounted on two layers of nominal 3/4 inch (19.1 mm) plywood. The oak flooring is ...