extinguisher technicians are all NAFED Certified, licensed by the Chicago Fire Department and State of Illinois Fire Marshal. They are also well versed and practiced in the standards set... technician's Illinois Fire Marshal License Within Chicago, request each technician's Chicago Fire Department License Check the expiration date of each document At least one...

extinguisher technicians are all NAFED Certified, licensed by the Chicago Fire Department and State of Illinois Fire Marshal. They are also well versed and practiced in the standards...

and Components Testing and Maintenance at Prescribed Intervals Record Keeping Other Entities Requiring Sprinkler System Maintenance: Chicago Fire Department Suburban Municipal Fire...