- Identify the work of brown support for coating in the construction sector, classifying the different types of applications and their purposes, and specifying methods and sequence of work. - Apply the usual auxiliary and collective protection installation techniques in the execution of recedes, collaborating in their installation and correcting the deficiencies of which they are already installed, complying with the specific safety and health measures. - Contrast the status of the supports and the environmental conditions for the application of different mortar recrections, both steps and non -steps, proposing treatments for each support and determining the environmental conditions that allow the application of the mixtures of recrection. -Dosify the mixtures of recloiled -Mortos and concrete- and verify its fresh properties considering the nature and conditions of the possible supports, and the environmental conditions. - Apply recurid techniques - of mortar and lightened concrete - level in steps, on possible supports and in radiant air conditioning systems, selecting the equipment that best suits a certain work, placing the isolates and complying with the specific quality and safety measures.