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User's Guide and Download for IECCU- Indoor Environmental Concentrations in Buildings with Conditioned and Unconditioned Zones

This program serves two purposes: (1) as a general-purpose indoor exposure model in buildings with multiple zones, multiple chemicals and multiple sources and sinks, and (2) as a special-purpose concentration model for simulating the effects of sources in unconditioned zones on the indoor environmental concentrations in conditioned zones.

IECCU Setup (ZIP)(4 MB)

  1. Save IECCU_setup.exe to a directory of your choice
  2. By default, when this file is unzipped the files will be extracted to C:\Program Files (x86)\EPA_IECCU\
  3. Within the folder, run SETUP.exe to install the IECCU software.
  4. When installation is finished the MCCSETUP folder can be deleted.
  5. By default, the IECCU software is installed in the C drive. The model can be moved to the folder of your choice, but it is recommended that the model be run on a C/personal drive rather than from a share drive. If you computer is connected to a local network, you may need Administrative Privileges to install this program. Contact your IT support staff for details
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