Assembly worksBricklayingCarpentry worksFaçade worksIndustrial construction and hall buildingInsulationPlumbing workRemediation of hazardous substances / Asbestos abatementRemediation worksRoof sealRoofing worksStoves and fireplacesWindowsWooden construction
Air conditioningBuilding plumbingElectrical installationGas installationHeatingPlumbing workRefrigerationRoof plumbing worksSanitaryStoves and fireplacesVentilation