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The Ultimate Mine Ventilation Design Solution.

Ventsim™ is an underground mine ventilation simulation software package designed to model and simulate ventilation, airflows, pressures, heat, gases, financials, radon, fire, and many other types of ventilation data from a model of tunnels and shafts.

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Training, Seminars & Trade Events

May 19-21, 2015
Elko NV, USA Training Course - Beginner, Intermediate & Advanced Ventsim Training Course


January 27, 2015
CSafe 2.0 Released! CSafe™ Software is a new integrated suite of safety and company management software from Chasm Consulting.
December 29, 2014
New Ventsim™ Coming Soon! Ventsim Visual™ 4 is our next exciting upgrade to Ventsim™, and includes many new features and improvements.