DCR ELIMINATOR filter driers protect refrigeration, freezing and air conditioning systems from moisture, acids and solid particles. DCR filter drier is a parts program consisting of a DCR housing, a top cover and exchangeable core inserts type 48-DM, 48-DC, 48-DA and 48-F. DCR filter driers are for use in liquid and suction lines in refrigeration plants with fluorinated refrigerants.Available with steel and copper connections. Core types: 48-DC for HCFC and CFC systems. 48-DM for HFC systems. 48-DA for acid adsorption after burnout. 48-F strainer for retaining dirt.