Culligan® is registered trademarks of Culligan international company.
Dupont® is registered trademarks of DUPONT POLYMERS, INC.
Culligan® and Dupont® are registered trademarks of their respective holder(s).
American Filter Company and AmericanFilterCompany.com are not affiliated with Culligan® and Dupont®.
This product is not affiliated with or authorized by Culligan® and Dupont®.
1. Turn off Water Supply.
2. Remove existing filter.
3. Install new filter in head and turn till locked.
4. Turn on Water Supply.
5. Check for leaks.
6. Flush system for 3-5 Minutes.