The DuPont WFDWC70001 is the correct replacement filter for the following water systems:
The DuPont Carbon Block Water Filter-.5 Micron is a replacement carbon block water filter that fits DuPont Universal Drinking Water Systems. This 10" water filter boasts a .5 micron rating that reduces odors and tiny particulates from drinking water, such chlorine, sediment, dirt, and sand. Water filtration is essential for maintaining water that is clear, clean, and refreshing.
In addition, this carbon filter has a filter life of up to 550 gallons of water or 6 months. Regular filter replacement is encouraged so that you maintain constant filtration in your home.
DuPont Carbon Block Water Filter-.5 Micron specifications: