The Sporlan Controls 400072 1/4″ Sweat Sealed Filter Drier is a refrigeration component that removes moisture, acids, and contaminants from refrigerant in HVAC systems. Installed in the liquid line, it protects compressors and expansion devices by maintaining clean, dry refrigerant flow. Commonly used in air conditioners, heat pumps, and refrigeration units, it enhances system reliabi... https://www.partshnc.com/14sweat-sealed-filter-drier-2