EP281 Building a Diagnostic-First HVAC Company with Derek Aarstad

Quotes from the episode: "When your HVAC system is performing at 100%, but the home isn't, the problem isn't the equipment anymore." "Our job is to be investigators first and installers second." "Homeowners don't just need to know their HVAC system. They need to know their home." "If you think I'm doing too much testing, I'd argue you're probably not doing enough." Many HVAC contractors say they…