Flow, Head, Cv and You

[@johnliu7631]

An Amazing teacher sir

[@TacoHVACtv]

Thank you, John!

[@JohnnyJr396]

Thank you for the videos. I’m going to watch as many as possible. I’m searching for one basic answer. If I go to a fan coil/ blower coil with no data available on the unit. How can I determine the gpm by inlet and outlet pressure? You may have discussed this in a video already