Waterdrop WDP-4396508 is compatible with Whirlpool refrigerator water filter 4396508. The WDP-4396508 water filter is made from Korean premium carbon block, along with Japanese coconut activated carbon. This model was tested and certified by NSF International against NSF 42 & 53 & 401 standards.Certification:
Tested and Certified by NSF International against NSF/ANSI Standard 401 for the reduction of Phenytoin, Ibuprofen, Naproxen, Estrone, Bisphenol A and Nonyl phenol.
Tested and Certified by NSF International against NSF/ANSI Standard 53 for the reduction of Benzene, Carbofuran, Lead, Cyst, Endrin and Mercury.
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).
Certified by NSF/ANSI Standards 42 for the reduction of Chlorine, Taste and Odor.
*Whirlpool is a registered trademark of Whirlpool, U.S.A*Please note this is a compatible water filter. The water filter is not sourced by or sponsored by Whirlpool. The manufacturer's name and part numbers have been used for reference purposes only. Waterdrop is an independent brand.Operation Specification:
