How to equip a plywood base: requirements and rules

You can use the plywood as the basis for laying the floorboard. At the same time, plywood must be moisture -resistant, and at least 18 million thicknesses. Then the plywood sheet is cut into pieces of approximately 40*60 million. And these pieces are already directly laid on a concrete screed, lay the plywood diagonally to the direction of the floorboard. Farm with self -tapping screws, at the rate of 15 pieces of screws per square meter of plywood. If you do not want to drill a huge number of holes in a concrete screed with an electric drill or perforator, then you can use an alternative method for fastening plywood, gluing. But here it is also worth considering the compatibility of thermal insulation mastic and mastic, which will be used to glue plywood.