Start
Here is where your journey into HVAC nerdiness may start. Check out our latest videos, tech tips, and podcasts all in one place.
September 14, 2025
The PATH to High-Performance HVAC with David Richardson
Join David Richardson as he breaks down the essential roadmap to high-performance HVAC in this comprehensive presentation from the 6th Annual HVAC/R Training Symposium. Richardson tackles one of the industry's biggest challenges: moving beyond the "box swapping" mentality to true system performance.
Get Tech Tips
Subscribe to free tech tips.
Check our latest Tech Tips

This tech tip is based on an HVAC School podcast episode with Jeff Kukert and Tom Fesenmyer from Copeland. Jeff is the senior technical trainer, and Tom is the manager of technical services. You can listen to the original podcast HERE, and you can explore Copeland’s vast selection of compressors and resources for low-GWP refrigeration […]
Read more

This tech tip was written with the guidance of Nikki Krueger, the Director of Marketing & Business Development at Santa Fe Dehumidifiers. Nikki has been a longtime contributor to HVAC School as a recurring podcast guest and presenter at the HVACR Training Symposium. Most of the illustrations and instructions came from Santa Fe's Ultra V […]
Read more

Each commercial rooftop unit (RTU) needs to be mounted to a curb. A curb supports the RTU and provides openings for the supply and return ductwork (which can be massive compared to what we see in residential and light commercial HVAC). Occasionally, we’ll need to do an RTU changeout and put in a bigger or […]
Read more
Our Most Popular Videos
