An evaporator coil may leak water due to issues like a clogged condensate drain, frozen coils, dirty air filters, or low refrigerant levels. When airflow is restricted or refrigerant levels drop, the coil can freeze and later thaw, causing excess water leakage. According to HVAC experts, regular maintenance—such as cleaning filters, checking refrigerant, and clearing drain lines—can p... https://alaquainc.com/what-causes-an-evaporator-coil-to-leak-and-how-to-prevent-them/