【Compatibility】 Filter set is compatible with Gocheer GH-Monster, CLEANFORCE MEGA1000 and MOUNTO AF600 air cleaner purifier.Get back to have clean air again! 【3 Stages of Filtration】 Main filter, pre-filter, carbon filter stages traps hair, lint, smoke for you and your family 【High Performance】 GH-Monster Replacement Filter uses Dual main Filters for cleaning your home or office 【Activated Carbon Filter】The activated carbon filter helps to absorb household odors such cooking odor,pet odor,smoke and VOCs 【Tips】It is recommended to replace the filter every 6-12 months depending on using environment