The Danfoss 023Z9030 DCR 1 Core Block Holder is a refrigerant system component designed for compatible HVAC and refrigeration equipment, including air conditioners, heat pumps, and commercial cooling systems. It securely supports and positions the filter core within a Danfoss DCR filter drier assembly, ensuring proper refrigerant flow through the filtration and moisture-removal media.... https://www.partshnc.com/023z9030-danfoss-dcr-1-core-block-parts-kit