Waterdrop RC 1 Ez-Change, WFQTC30001, WFQTC70001 Basic Water Filtration Replacem
【Fits the following models】: Culligan RC-EZ-1, US-EZ-1, RV-EZ-1, DuPont WFQTC30001 (3000 QT), WFQTC70001 (7000 QT), Brita USF-201, USF-202, USF-203. WFQTC30001, WFQTC70001. 【Food-grade plastic housing】: Waterdrop uses food-grade plastic housing to free you from worrying about impurity leaching back to your water.