Current Downloads

Coal Mine HeatTo install the programs, execute the downloaded file and follow the directions.

Ventsim™ will run in “View Only” mode if no license or evaluation code is present. Latest versions will only work if the license maintenance period is valid.

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Product Version File Size  
Ventsim Design™ 5.1 – Full 5.1 83.6 MB Download Purchase
Ventsim Design™ 5.1 – Upgrade 5.1 33.3 MB Download Purchase
Ventsim Design 5™ – User Manual 11.7 MB Download
Ventsim Visual™ 4 – Full 4.8 61.5 MB Download Purchase

For archived versions of Ventsim™, please visit the Archive page.

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Ventsim™ Lite

Product Version File Size  
Ventsim™ Lite 3.5 37.4 MB Download


Product Version File Size  
VentLog™ (new version) 34.2 MB Download Purchase

TeamViewer Remote Support

Product File Size  
TeamViewer 3.8 MB Download