German HVAC and plumbing school demonstration.
<video controls autoplay loop style="max-width: 100%;">
<source src="https://diqn32j8nouaz.cloudfront.net/tooltalk_17445084953613.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
Previously:
HVAC balometer - photo
HVAC duct jack - photo
HVAC filter box grabber - GIF
HVAC velometer - photo
Motorized license plate HVAC vent cover - GIF
