You folks have never installed hvac. Most of the installation is labor and metal supplies....by your technician!!!! So it is American made.
The article is fair.
Make your own....stop itching.
So a shill for Carrier? Don’t care.
Most people aren’t installing new systems from scratch, they’re replacing worn-out existing systems. In that case, the equipment probably is more costly than the labor.
And I’ve probably specified bigger stuff in that space than you’ve ever been allowed to touch.