What Refrigerator Filters Eliminate

Many modern refrigerators now come with a built-in water filter. This filter removes a number of contaminants that affect water quality, improving the taste of your fridge water and ice.

Which Contaminants Do Refrigerator Filters Remove?

At the very least, even the most basic refrigerator water filter can remove chlorine, taste, and odor, supplying fresh-tasting water from your fridge.

Some more capable fridge filters remove chlorine and other common drinking water contaminants, including pesticides, heavy metals, PFAS, VOCs, asbestos, and chromium-6.

The most common certification that a refrigerator filter manufacturer can obtain is NSF Standard 42.

What Certifications For Contaminant Removal Does A Fridge Filter Have?

A refrigerator filter also can’t remove bacteria, hardness minerals, and very small contaminants like microplastics, which could simply slip through the filter’s pores.

Which Contaminants CAN’T A Refrigerator Water Filter Remove?

Filter Media First, the type(s) of filter media used inside a refrigerator water filter determines the thoroughness and complexity of its contaminant removal.

Factors Affecting A Fridge Filter’s Contaminant Removal

Filters with a large surface area can remove more contaminants from water flowing through because there’s greater opportunity to trap these contaminants in the filter media.

Filter Size & Surface Area

Over time, the filter media becomes degraded and clogged, and small holes may form, allowing unfiltered water to pass through.

Filter Age

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