preventive and corrective maintenance of fire safety systems, their associated devices, manual smoke extraction devices, emergency blocks and fire extinguishers installed in Cdef structures
Lot 1: Fire safety systemspreventive and corrective maintenance of fire safety systems and their associated devices (DAS)
Lot 2: Manual smoke extraction systemsPreventive and corrective maintenance of manual smoke extraction devices
Lot 3: Emergency BlocksPreventive and corrective maintenance of emergency blocks
Lot 4: Fire extinguishersPreventive and corrective maintenance of exticnators