The DuPont WFQTC70001 is the correct filter replacement for the following water filtration systems:
The DuPont QuickTwist Filter Replacement-.5 Micron is a water filter replacement for the DuPont WFQT3900 water filtration system. This final phase water filter cartridge fits underneath your sink and has a filter life of up to 500 gallons or 6 months. Featuring a QuickTwist option this filter offers auto shut-off in order to make filter replacement quick and convenient.
This DuPont replacement cartridge boasts a 0.5 micron rating that reduces the taste and odor of chlorine in your drinking water. In addition it reduces fine particles, including, dust, dirt, sediment, and rust, as well as heavy metals, cysts, and VOCs. This .5 micron filter is made from durable material in order to be long lasting.
DuPont QuickTwist Filter Replacement-.5 Micron specifications: