Equivalent to part number - CARBFILT4. Compatible cooker hood round filter. Change filters every 6 - 12 months depending on use. CHK60BK, CHK60SS, CHK70BK, CHK70SS, CHK90BK, CHK90SS, CHKL60SS, CHP60SS, CHP70SS, CHP90SS, MRN60, MRN60PK, MRN70, MRN90, MRN60WH, MRN70WH, MRN90WH, SBOX60SS, SBOX70SS, SBOX90SS, AGS60PK, APOLO 600, APOLO 700, APOLO 900, CTCG60, CTCH60, GCHEP60SS, GCHEP70SS, GCHEP90SS, GCHKL60SS, GCLED60SS, GCLED70SS, GCLED90SS, GHP61SS, GHP60SS, GHP71SS, GHP91SS, CHKX70SS, CHX60SS, CHX90SS, GHX60SS, GHX90SS, CHX90SS, CHK60SS.