About Jim Johnston

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So far Jim Johnston has created 2 blog entries.
14 05, 2020

Engineering Tomorrow Podcast – Have We Solved the Air Handler Problem?

By |2020-05-14T22:46:05+00:00May 14th, 2020|Categories: Humidity Control, HVAC Design|

In this podcast from Engineering Tomorrow Altaire co-founder and principal Jim Johnston sits down Brian Gomski to discuss the inherent problems with existing and underperforming air handlers, how it affects tenants, and what we can do to solve the problem. https://midwestmachinery.net/altaire-solved-the-air-handler-problem/

1 05, 2020

How Humidity, Temperature and Ventilation Rates Affect the Spread of Viruses

By |2020-05-15T20:22:49+00:00May 1st, 2020|Categories: Healthy Buildings, Humidity Control, Pathogen Control, Scientific Studies|

The COVID-19 pandemic has stimulated meaningful discussions within the HVAC and healthcare industries about how temperature, humidity and ventilation can affect the survival and spread of hazardous pathogens. Farhad Memarzadeh, PhD, PE with the National Institutes of Health published an extensive review of over 120 papers in ASHRAE, delineating the effects of temperature, humidity and ventilation [...]