ISA is a unique systems provider, beginning with their ability to quickly deliver new parts for existing and legacy systems from virtually any manufacturer. In this ISA Video, Nick Dumeyer talks with ISA Lab Technician Dexter Hall about setting the address on SimplexGrinnell addressable smoke detectors. About ISA: ISA adheres to the industry-recognized standards of the National Fire Protection Association (NFPA). NFPA 72 establishes minimum requirements for inspection, maintenance and testing of fire alarm systems, including required qualifications for technicians and proper test methods and frequency of testing for system components. All senior ISA technicians have extensive fire alarm training and at least five years of experience. Supervisors are certified by the National Institute for Certification in Engineering Technology (NICET) at a minimum of NICET Level II. A NICET Level II is an independent, journeyman-level engineering technician.