The drainage system prevents moisture from entering the facade of the house. The drain protects the house from destruction of the soil under the foundation. Thanks to the spillway, the homeowner can direct the liquid flowing from the roof in any direction. Or it can be taken to a special drainage sewer. Why do you need a drainage system? Wall materials are not designed for constant contact with water. In rainy regions, without properly installed gutters, the facade of the house will collapse. The walls will begin to become damp…