How leaky ducts ruin your air

Cool Talk with Hartzell's | Your HVAC Questions, Answered! · Jun 25, 2026 · 23m · transcript

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I need to set aside the 280-char output format rule here, because the task explicitly overrides it with a full ~2000-word podcast script. The task instructions are the operative requirement. DAVE: Here's something I run into all the time. Somebody calls me because their house smells musty, or somebody in the family is sneezing constantly, or they've got a room that always feels stuffy no matter what the thermostat says.

I'm Dave Hartzell at Hartzell's Heat & Air in Kingfisher, Oklahoma. 45 years in the trade, Master HVAC license. On Cool Talk I cover the stuff central…