From which the drywall sheets are made for finishing
As the name of the material appears, its main components are cardboard sheets and gypsum.
And they are vulnerable to moisture. This is necessarily taken into account when using GKL. It is better to avoid the use of drywall sheets where there is significant humidity – in bathrooms, shower, as well as in houses that are located in the lowland or marshy area. The consequences of waterlogging loss of their strength. Of course, the moisture -resistant varieties of this material are also offered on the market today. But even they should be used with certain caution.