Reduces chlorine, taste and odor to deliver pure clean and refreshing water. Long lasting up to six months. Will fit and lock in all compatible refrigerators. Fits the following LG refrigerators (full list below)- LFX25778SB, LFX25778ST, LFX25778SW, LFX25973D, LFX25973SB, LFX25973ST, LFX25973SW, LFX25974SB, LFX25974ST, LFX25974SW, LFXS24566S, LFXS24626D, LFXS24626S, LMX25964SS, LMX25964ST, LRSC21934SB, LRSC21934SW, LRSC21934TT 0