Maintenance of fire safety and smoke extraction systems including preventive and corrective maintenance of fire safety systems (SSI) and smoke extraction of all sites, with a standby clause. Public market at mixed prices with 2 types of services:

1) flat-rate service of maintenance and upkeep including the visit or visits of regulatory controls and all the preventive or curative services making it possible to keep the installations in perfect working order;

2) service at unit prices, treated by purchase orders, including the supply of spare parts and associated labor if necessary.

Maintenance of fire safety and smoke extraction systems.