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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:
- 0.5 micron rating
- Dimensions: 3" x 3" x 13"
- Filter lasts up to 6 months
- Filter Media: Carbon
- Flow Rate: 0.5 gpm
- Filters up to 500 gallons of water
- QuickTwist filter replacement with auto shut-off
- Fits the DuPont WFQT3900 Water Filtration System
- Reduces chlorine, sediment, dirt, rust, cysts, VOCs, heavy metals, and fine particles
Compatible Models:
The DuPont WFQTC70001 QuickTwist Filter Replacement-.5 Micron is correct replacement for the following model numbers:

Customer Reviews:
I have the Brita 'Redi-Twist' 3-Stage Filter System. The problem is finding Brita-brand filters for that system. Fortunately the makers of the Brita system ALSO make THIS system.. and these QuickTwist filters are the perfect replacement.
Collected by Trustpilot.comHad a minor leak in the first few hours, after a little adjustment its been working great.
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