Official website for the City of Aurora, Illinois. Mayor Tom Weisner

Requirements for Duct Smoke Detectors

When required, duct smoke detectors shall comply with the following:

  1. Provide visual and accessible remote LED with test station at approved location. (i.e., within 10' of floor, same space, directly under, or within 10' of unit location.)
  2. Connect as trouble or supervisory only to Fire Protective System. Multiple tenant buildings - to be a separate zone for space.
  3. Duct detectors are required to shut down the HVAC units they are attached to only. They are not required to shut down all the units.
  4. The fire alarm system is not required to shut down all the HVAC units.