Heidi J. Ellsworth sits down with Tony Vizzi of Quarrix to talk ventilation. Contractors hear about the basics of ventilation all the time but Tony talks about higher-level ventilation and helping contractors adopt ventilation best practices while also being able to explain it to their customers. Tony covers why ventilation matters more today than ever, what the codes require, how to evaluate existing ventilation and conduct a ventilation audit and most importantly how to put it all into practice. 

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