The Culligan US-EZ-4 is part of the Water Filters test program at Consumer ... based on the manufacturer's stated replacement interval. This does not include the initial cost of buying the water ...

over the course of filter cartridge's lifespan. The Culligan FM-25 is part of the Water Filters test program at Consumer Reports. In our lab tests, Faucet-Mounted Water Filters models like the FM ...

While this filter can last around three months, you’ll likely need to buy a replacement after that ... for any camper that relies on their filter for drinking water. Luckily, the Culligan RV-800 ...