Treatment Systems Articles

An unbiased look at the AquaTru Carafe—which contaminants this countertop RO purifier is certified to remove, what it isn't, and why to test first.

Do Culligan ZeroWater filters work? Learn what contaminants Culligan with ZeroWater pitcher and water dispenser systems are certified to reduce in your water.

Explore an unbiased, affiliate-link-free analysis of Berkey Water Filters. See how effective they are at making your tap water safer to drink.

Do Brita pitcher filters actually make for safer tap water? An unbiased overview of what Brita water filters really do for your drinking water.

How do you pick the best water filter? Make the right decision thanks to our guide to choosing the water filtration technology that's right for you.

A short introduction to membrane filters, ion exchange, adsorptive media filters, and disinfection: How do they work, and, which filter is right for me?

What is the National Sanitation Foundation (NSF) and what do their standards and certifications mean for water filtration devices?

A source of reliable insights on PUR pitcher filters. Our unbiased overview reveals what contaminants PUR filters are certified to treat.