Emerson offers a wide range of suction line filter driers for use with CFC, HCFC and HFC refrigerants. The ASD is a premium suction line filter-drier optimized for high moisture, acid, and solid contaminant removal. The SFD is a standard suction line filter-drier for use after a burnout or when major work has been performed. The CSFD has a compact solid desiccant core perfect for short lay-in applications. The ASK utilizes a solid core with an activated carbon blend to maximize acid, moisture and wax removal. The ASF is a specifically designed filter to protect the compressor from dirt and all solid contaminants.