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Media and Resin Articles

Expert guides and information to help you make informed decisions about your water treatment needs

Glass and pitcher of filtered water on a kitchen counter with a reverse osmosis filter system in the background

Coconut-Free Water Filters: Carbon Options and Allergy Facts

Can You Get a Water Filter Without Coconut-Shell Carbon? Yes, you can get a water filter without coconut-shell carbo...

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Clean filtered water being poured into a clear drinking glass

What Is KDF Water Filter Media? How Redox Filtration Works

Those three letters on a filter spec sheet stand for a copper-zinc media that handles chlorine and heavy metals diffe...

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How Activated Carbon Water Filters Work (and What They Remove)

How Activated Carbon Water Filters Work (and What They Remove)

Carbon is the workhorse behind better-tasting water. Here is what it actually removes, what it can't, and how to choo...

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up close image of sand colored beads of ion exchange resin

Anion vs Cation Exchange: A Simple Guide

Cation resin pulls out positive ions like calcium and magnesium. Anion resin grabs negative ones like nitrate and PFA...

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What Is DI Resin? A Buyer's Guide to Deionizing Resin

What Is DI Resin? A Buyer's Guide to Deionizing Resin

Discover how deionization (DI) resin works, why it’s essential for ultra-pure water, and why labs, aquariums, car was...

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Activated Carbon for PFAS Removal: How the Media Works and Which Type to Choose

Activated Carbon for PFAS Removal: How the Media Works and Which Type to Choose

Activated carbon can capture up to 90% of longer-chain PFAS through adsorption. Here's how the media works at the mol...

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NAC vs TAC salt-free water conditioning media comparison

NAC vs TAC: Comparing Salt-Free Water Conditioning Media

NAC and TAC are both salt-free water conditioning technologies that prevent scale, but they differ in crystal formati...

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What Is NAC Media? How Salt-Free Water Conditioning Works

What Is NAC Media? How Salt-Free Water Conditioning Works

NAC media prevents hard water scale without salt, chemicals, or maintenance. Learn how it works and whether it's righ...

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NAC Media: The Science Behind Salt-Free Water Conditioning

NAC Media: The Science Behind Salt-Free Water Conditioning

Technical deep dive into NAC (Nucleation Assisted Crystallization): the chemistry, operating specs, NAC vs TAC, and E...

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