Air conditioner fins are thin metal pieces that are located on the evaporator and condenser coils of an HVAC (heating, ventilation, and air conditioning) system. These fins are designed to increase the surface area of the coils, allowing for more efficient heat transfer. The fins also help to protect the coils from damage and debris. For an efficient and reliable HVAC system, the a... https://www.partshnc.com/ventilation-parts/air-conditioner-fins