Ventsim is an industrial ventilation design and simulation software platform from Chart Industries, offering modules such as Ventsim DESIGN, Ventsim CONTROL, Ventsim CALCULATE and Pumpsim for modeling HVAC, ducts and gas-handling systems. The suite includes tools like the CSafe Duct Calculator and is intended to help engineers plan, optimize and emergency-prepare ventilation solutions. Chart Industries provides training, webinars, support and consulting around Ventsim and promotes user engagement through events like the Ventsim User Conference.
AI named VentFIRE from February 2026 to September 2026.
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