Water warm floors involve the installation of a system of pipes through which warm or hot water circulates. The water temperature is controlled by automation that allows maintaining the air temperature at the optimal level. Different types of pipes can be used to install such a system: copper, metal -plastic and polypropylene. Metal -plastic pipes are considered the most popular, which have the most optimal ratio of quality quality. In addition, they withstand both negative and high air temperatures. Copper pipes are considered the most durable, the service life of which coincides with the service life of the building.