June 11, 2026 · Live Q&A 1h 41m
The Godfather of IAQ - John Ellis on UV Lights, Dustfree, Maintenance Calls & Mentorship
IAQ legend John Ellis of Dynamic Air Consulting joins Willie and Mark to walk through the complete service call and maintenance call life cycle, the real science behind UV lights, how to price maintenance agreements profitably, the Dustfree DF-16, and the torchbearer philosophy from a 45-year career.
Episode Summary
IAQ legend John Ellis of Dynamic Air Consulting joins Willie and Mark to walk through the complete service call and maintenance call life cycle, the real science behind UV lights, how to price maintenance agreements profitably, the Dustfree DF-16, and the torchbearer philosophy from a 45-year career.
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