How to insulate the basis of the house with polystyrene or polystyrene and polyurethane foam
In fact, polystyrene is one of the modifications of the foam, which shows resistance to moisture, in addition, it is strong. The manufacturer produces this insulation in the form of plates with different thicknesses, dimensions and density. This is quite convenient for the consumer, since it is easy to choose the material with the necessary thermal insulation characteristics.