Product review (4 stars): When doing the initial start up of the units (running water though them) there was no deposits of charcoal or other materials wh
Filters came right away and went into my Samsung refrigerator without an issue. The only thing i have to comment on is the filter seam to be much lighter than the Samsung products which would lead me to believe that there is less charcoal and filtering material located inside.

When doing the initial start up of the units (running water though them) there was no deposits of charcoal or other materials which was great;