FILTER ASSEMBLY

The present invention relates to a filter assembly including a variable bypass flow channel to adjust the content of hard materials, wherein the filter assembly comprises: a filter comprising a bypass flow channel through which raw water is introduced, filtered, and discharged; and a filter head in which the filter is accommodated at a lower portion and which includes flow control means capable of adjusting the amount of the raw water introduced into the bypass flow channel, wherein the filter includes: a housing comprising an inlet through which the raw water is introduced and an outlet through which filtered purified water is discharged to the outside, and which has a stepped structure to be coupled to the filter head; and a filtration unit for filtering the raw water introduced through the inlet from the inside of the housing.