Maintenance is defined as all actions that aim to preserve or restore an item to a state in which it can perform a required function. These actions include a combination of the corresponding technical and administrative actions .

Comprehensive preventive maintenance at the community , commercial or individual level (gardening , swimming pools, repairs, ... ) .

Preventive maintenance, facilities referred to any type of installation and maintenance aspects of this planned well : Pool maintenance , disinfection and rat ...

Corrective maintenance

Referred to maintenance due to supervening circumstances affecting the smooth operation of an installation ; minor repairs