New here but not HVAV. I work for uncle sam during the day, Been teaching HVACR for 20 years in the evening and have my own company.
i installed by first hot water boiler with 5 zones when i was 15.
I hope to be helpful here.
If any ads are present below my answer or words underlined/colored, I do not condone/support/use the product or services listed/linked to, they are there without my consent.
WELCOME to the forums, if I forgot to say it!