The 3M Model B3 Replacement Cartridge is designed for use in the 3M Recreational Vehicle / Marine Filtration Systems WV-A3, and WV-B3. NSF Tested and Certified. Part number 5613417.
The 3M Model B3 is also NSF/ANSI Standard 53 Tested to reduce:
The Model B-3 should be changed every 1 year or 15000 Gallons depending on water quality and usage.
|Model B3 is used in the following Models|
3M System WV-A3
3M System WV-B3