There was a download of MultiVapor 2.2.3 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This PC software is suitable for 32-bit versions of Windows XP/7/8/10/11.
MultiVapor.exe is the most common filename for this program's installer. We recommend checking the downloaded files with any free antivirus. The actual developer of the free program is NIOSH. The following versions: 2.2 and 2.1 are the most frequently downloaded ones by the program users. The program relates to Home & Hobby Tools.
From the developer:
MultiVapor™ is a computer tool for estimating breakthrough times and service lives of air-purifying respirator cartridges manufactured to remove toxic organic vapors from breathed air. It can also be used for larger filters and for carbon beds of any size prepared for laboratory studies.
You may want to check out more software, such as Hormonal Forecaster, FitTrack or Encyclopaedia Homeopathica, which might be related to MultiVapor.