Maintenance and cutting of trees, washing windows, masonry work, installation of ads and systems against birds, the assembly work, the realization of facades and roofs, or cleaning snow services are covered under the dangerous high-altitude work, which is better left to the professionals.

Assembly, service: - telecommunications equipment. Services: -construction work - machine sub-drills - height work - ground work.

Services: - work at heights - work at heights - removal of snow and ice from roofs and other hard-to-reach places - cleaning services

Height work: -roof structures and coverings -monument buildings, churches and others -maintenance and felling of trees -sealing of joints -painting and cleaning -washing with pressurized water.