The Culligan US-EZ-4 is part of the Water Filters test program at Consumer Reports. In our lab tests, Under-Sink Water Filters models like the US-EZ-4 are rated on multiple criteria, such as those ...
We expect this model to perform similarly to the tested Culligan FM-15A although it may differ in price and features. Color a measure of how much the flow rate decreased, or time to filter increased, ...
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