Central Air Conditioning: FAQ

https://uberant.com/article/1418523-ten-blunders-homeowners-make-when-buying-a-heating-system-or-ac-unit/

Central air conditioners distribute cool air through a system of supply and return ducts. Supply ducts and registers (i.e., openings in the walls, floors, or ceilings covered by grills) bring cooled air from the