Size Matters for Flex Duct

Don't SAG Your Ducts - 4% Compression Is Key!

FREE Rules of Duct Design:

- Royalty Free Music from Bensound

[TheDroppedAnchor]

This is such an underreported problem. It amazes me even the YouTubers I like basically ignore this.
Thank you for exposing this void in American contractors skill sets.

[hvac_double_agent]

Thank you fellow air head! This needs to be on national frickin news! 😎🧡

[cadamham]

I would love to see this demonstrated on a Trueflow grid

[FoodStampHero]

Idk how I’ve gotten this deep, all I’m trying to do is get a portable A/C unit working in a garage 😂

[skylinelinyt]

Thanks so much to explained the compression issue, this really clear my doubt.

[shashanksharma]

How does this translate to ductsize for CFM?