What Does a Heater Exchanger Do in an HVAC System?

Quality HVAC technicians know that HVAC systems don't generate cold energy; they move heat from one place to another. But how does this work?

How Does a Heat Pump Cool My Home?

Heat Exchangers in the HVAC/R Sector

Only As Needed - HPAC Magazine

What Does a Heater Exchanger Do in an HVAC System?

There's some rust on my Heat exchanger. Do I need to replace my HVAC unit? : r/hvacadvice

How Gas Furnaces Work - SMW Refrigeration and Heating, LLC

Plate Heat Exchanger Applications and working principle hvac heat transfer

HVAC Heat Exchangers Explained - The Engineering Mindset

What is a Heat Exchanger in an HVAC system? - HVAC Programs