Waterspecialist WS648A is compatible with GE® refrigerator water filter XWF. The WS648A water filter is made from premium carbon block, along with coconut activated carbon. This model is tested and certified by NSF International against NSF 42 & 372 standards to reduce Chlorine, Taste and Odor.Certification:
Tested and Certified by NSF International against NSF/ANSI Standard 42 for the reduction of Chlorine, Taste and Odor.
Tested and Certified by NSF International against NSF/ANSI 372 (≤0.25% lead).
*GE® is a registered trademark of General Electric Company*Please note this is a compatible water filter. The water filter is not sourced by or sponsored by GE®. The manufacturer's name and part numbers have been used for reference purposes only. Waterspecialist is an independent brand.Operation Specification: