Replacement Samsung water filters use a high grade carbon block that removes over 99% of numerous potentially harmful contaminants which may be present in your water.
Fits in RF4267H, RF4287H, RF4289H, RFG297H, RFG29PH, RFG293H, RF260BE, RF261BE, RF263BE, RF323T, RS263T, RS265T, RS267T and RSG307A