Carbon Block vs GAC: Which Performs Better?

Andrew February 20, 2026

What is the difference between granular activated carbon and carbon block? It's a good question and a common search. But the search reveals a misconception. The two popular carbon media types are not always direct competitors. One doesn't outperform the other across all applications. Instead, carbon block and GAC serve distinct purposes that comple...

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Catalytic Carbon Water Filters: Guide to Removing Chloramine and Sulfur Smell February 10, 2026
Catalytic Carbon Water Filters: Guide to Removing Chloramine and Sulfur Smell

Catalytic carbon just sounds impressive. The name evokes a sense of power and action, and in this case, it's not just marketing. Catalytic carbon is a truly impressive filtration medium. While it is also an activated form of carbon filter, additional...

Which Carbon Filter Solves Your Water Problem? A Complete Comparison February 06, 2026
Which Carbon Filter Solves Your Water Problem? A Complete Comparison

Not all activated carbon water filter systems work the same way. Install the wrong type, and you'll waste money on a filter that can't handle your specific water contaminants. Carbon filtration remains one of the most effective and economical ways to...

Spot-Free Rinse for Car Wash: Replacement RO Membranes and Filters That Deliver Results January 30, 2026
Spot-Free Rinse for Car Wash: Replacement RO Membranes and Filters That Deliver Results

Your customers expect a spot-free finish. When water spots mar an otherwise perfect wash, you lose repeat business and damage your reputation. That's why spot-free rinse car wash systems have become standard equipment for professional operators. The...

Understanding Your Consumer Confidence Report: Your Water Quality Roadmap January 23, 2026
Understanding Your Consumer Confidence Report: Your Water Quality Roadmap

Your tap water comes with a report card. Every year, public water systems serving more than 25 people must publish a Consumer Confidence Report (CCR) showing exactly what's flowing through your pipes, from chlorine levels to heavy metals to disinfect...

DE Pool Filter Grids: Superior Filtration for Crystal-Clear Water January 14, 2026
DE Pool Filter Grids: Superior Filtration for Crystal-Clear Water

When you demand the clearest possible pool water, diatomaceous earth (DE) filtration delivers results that sand and cartridge systems can't match. But such performance depends on properly maintained DE pool filter grids and regularly replenished DE p...

Water Filtration in 2026: Smart Tech, Proven Solutions, and What Really Matters January 08, 2026
Water Filtration in 2026: Smart Tech, Proven Solutions, and What Really Matters

Your municipal water report tells you what's being monitored, but it can't reveal everything that's flowing through your pipes or tell you how to respond. As awareness of emerging contaminants grows and filtration technology evolves, homeowners face...

Home Water Filter Replacement Schedule: When to Replace Every Filter Type January 02, 2026
Home Water Filter Replacement Schedule: When to Replace Every Filter Type

Disposable water filters use physical and chemical processes to remove contaminants from water, with various micron ratings and materials designed for specific challenges. Proper filter sequencing and timely replacement keep systems working effective...

Water Filtration Methods: Mechanical, Chemical, and Biological December 30, 2025
Water Filtration Methods: Mechanical, Chemical, and Biological

When you turn on your tap, the water flowing through has passed through multiple filtration stages, each using a different method to remove specific contaminants. For most Americans, it all starts at a water treatment plant to clean it up and make yo...

The Best Filtration for Indoor Agriculture: A Guide to CEA and Hydroponics Water Filters December 18, 2025
The Best Filtration for Indoor Agriculture: A Guide to CEA and Hydroponics Water Filters

Whether you're operating a greenhouse tomato farm, a vertical leafy greens facility, or a commercial cannabis cultivation, one factor remains constant across almost every successful indoor agriculture operation: water quality. Controlled environme...

How to Add an External Fridge Filter to Your Refrigerator December 10, 2025
How to Add an External Fridge Filter to Your Refrigerator

Not all refrigerators come with built-in water filters, and even those that do typically rely on carbon filters that focus on water aesthetics to reduce bad taste or odor. If you're dealing with poor-tasting refrigerator water or simply want to add a...

Home Reverse Osmosis System Maintenance: Tips for Optimal Performance December 03, 2025
Home Reverse Osmosis System Maintenance: Tips for Optimal Performance

One of the most reliable ways of getting clean water straight from your tap is the reverse osmosis (RO) system. The RO membrane is the central part of the system, and it works by using a thin layer with the equivalent of tiny holes that only allow wa...

How to Winterize Your RV Water System: A Guide from Fellow Campers November 26, 2025
How to Winterize Your RV Water System: A Guide from Fellow Campers

At All Filters, we're not just in the water filtration business—we're RV enthusiasts ourselves. That's actually why we developed the SP-RV100 inline water filter. We looked at the standard big-box filters RVers had been buying year after year and kne...

The Best Under Sink RO System for Every Home: A Practical Gift Guide November 21, 2025
The Best Under Sink RO System for Every Home: A Practical Gift Guide

When searching for practical gift ideas that deliver lasting value, few options match the daily impact of clean, filtered water from a home reverse osmosis system. The best under sink RO systems and top countertop models transform ordinary tap water...

How to Clean a Moldy Water Filter and Keep It That Way November 18, 2025
How to Clean a Moldy Water Filter and Keep It That Way

Every family relies on clean, safe drinking water in their homes. But what if the filter that is supposed to clean your water is growing mold or even fungus? You may notice that the water in your fridge suddenly has a bad smell, or the water that com...

Prep Your Home for Winter: Essential Air and Water Filter Maintenance November 14, 2025
Prep Your Home for Winter: Essential Air and Water Filter Maintenance

As temperatures drop and holiday gatherings approach, most homeowners run through their standard winter prep checklist: close and drain outdoor spigots, clear gutters of fall debris, and test smoke and carbon monoxide detectors. Some even level up th...

Water Filter Troubleshooting: How to Fix Clogged Filters and Common Problems November 07, 2025
Water Filter Troubleshooting: How to Fix Clogged Filters and Common Problems

It's frustrating when your normally reliable water flow gradually or abruptly slows to a trickle. It can happen in a refrigerator water dispenser, an RO faucet, and even your main kitchen faucet, and it can cost you time and sometimes money to troubl...

Whole House Water Filter Sequencing: Choose, Change, and Maintain Your System October 31, 2025
Whole House Water Filter Sequencing: Choose, Change, and Maintain Your System

Here's a costly mistake homeowners make every day: installing a carbon filter before a sediment filter in their whole house system. Within weeks, that premium carbon filter, designed to last up to six months, clogs with dirt and needs replacement. Th...

Guide to Removing Bacteria, Viruses, and Parasites from Your Water October 24, 2025
Guide to Removing Bacteria, Viruses, and Parasites from Your Water

Before chlorination revolutionized water treatment, Americans preferred beer and cider for hydration over drinking water that frequently carried anything from the more infamous typhoid, dysentery, and cholera to the lesser-known lockjaw and black vom...

The Best Water Filters That Remove Fluoride (And Why You Need One) October 20, 2025
The Best Water Filters That Remove Fluoride (And Why You Need One)

Fluoride is a naturally occurring mineral that can be found in soil, rocks, and groundwater. For many years, it has safeguarded the dental health of Americans by lowering cavities, tooth decay, and dental health inequalities. According to the CDC, 72...

Video Guides: How to Install a Filtered Water Faucet October 16, 2025
Video Guides: How to Install a Filtered Water Faucet

Installing a dedicated filtered water faucet transforms your kitchen sink into a premium hydration station that can save you hundreds of dollars annually on bottled water. Whether you're upgrading to reverse osmosis filtration or installing another u...

Best Air Filters for Allergies: Choosing the Right MERV Rating October 08, 2025
Best Air Filters for Allergies: Choosing the Right MERV Rating

Let's face it: many of us deal with allergies. More than 80 million Americans experience allergic rhinitis sneezing, congestion, and itchy eyes triggered by airborne allergens throughout the year. While seasonal allergies peak in spring and fall, per...

Planning Your Residential Water Filters During New Home Construction October 01, 2025
Planning Your Residential Water Filters During New Home Construction

Building a new home presents countless decisions, from floor plans to finishes. Yet one critical consideration often slips through the cracks: incorporating home water treatment systems into your construction plans. While buyers meticulously select c...

What is a TDS Meter? A Guide to Water Testing at Home September 25, 2025
What is a TDS Meter? A Guide to Water Testing at Home

After installing a new reverse osmosis system, some homeowners take an extra step to understand their water quality by buying a TDS meter. RO filtered water equals 0 TDS, right? Turns out, not necessarily. Water quality testing is more complex than a...

How to Remove Chlorine and Chloramines from Drinking Water September 18, 2025
How to Remove Chlorine and Chloramines from Drinking Water

Every day, over 200 million Americans turn on their taps and drink water treated with chlorine or chloramines—chemicals that since introduced in the early part of the twentieth century have virtually eliminated waterborne diseases like cholera and ty...

1 Micron vs. 5 Micron Water Filter: What’s the Difference? September 11, 2025
1 Micron vs. 5 Micron Water Filter: What’s the Difference?

Let's be honest, picking a water filter isn't the most thrilling home project. But it's one of the most valuable. Clean, filtered water doesn't just taste better; it's also healthier. It also helps appliances last longer and keeps your household heal...

Liquid Bag Filters Explained: Solutions for Industrial Water and Fluid Filtration September 05, 2025
Liquid Bag Filters Explained: Solutions for Industrial Water and Fluid Filtration

If you've spent time recently researching filtration on the r/ChemicalEngineering subreddit recently, this article is for you. Liquid bag filters are essential for industrial water treatment, chemical processing, and manufacturing because they provid...

NSF, WQA, IAPMO Certifications in Filtration and When They Matter August 29, 2025
NSF, WQA, IAPMO Certifications in Filtration and When They Matter

A single water filter certification can cost manufacturers between $100,000 and $200,000 for complex products, with ongoing annual fees and compliance costs. These expenses inevitably get passed along to consumers. Yet many effective filtration techn...

Understanding NSF Water Filter Standards: A Complete Certification Guide August 22, 2025
Understanding NSF Water Filter Standards: A Complete Certification Guide

Americans consumed over 16 billion gallons of bottled water in 2024, often paying anywhere from 300 to 3,000 times more than tap water costs—yet many don't realize that a quality water filter can deliver comparable results right from their refrigerat...

How Water Filters Work to Remove Lead, Microplastics, and More August 18, 2025
How Water Filters Work to Remove Lead, Microplastics, and More

Clean water is essential for every aspect of a person's health, yet recent studies have found that 93% of bottled water tested around the world is contaminated with microplastics. Microplastics are tiny particles that form when plastics break down,...

Best Water Filters to Remove PFAS August 16, 2025
Best Water Filters to Remove PFAS

PFAS (per- and polyfluoroalkyl substances) are a group of chemicals that are used in everyday products. They make surfaces resistant to water, grease, and stains and can be found in products like nonstick cookware, food packaging, and cleaning produc...

When Refrigerator Water Tastes Bad: A Troubleshooting Guide August 15, 2025
When Refrigerator Water Tastes Bad: A Troubleshooting Guide

That metallic taste or chlorinated smell coming from your refrigerator water dispenser isn't just unpleasant—it's a clear signal that something needs attention. Whether it's a filter that's reached its limit or an installation issue affecting initial...

How to Filter Water at Home: Emergency & Daily Guide August 08, 2025
How to Filter Water at Home: Emergency & Daily Guide

Infrastructure is crumbling. Services are few or non-existent. It's the end of the world as you know it. Are you feeling fine? If so, it's because you took steps to keep your family healthy and safe with necessities to survive and thrive in a rapidly...

Tank or Tankless Reverse Osmosis: Which System is Right for Your Home? July 31, 2025
Tank or Tankless Reverse Osmosis: Which System is Right for Your Home?

Who knew that the paradox of choice would rear its Hydra head in the realm of under sink reverse osmosis? A simple search for these handy water filtration tools reveals a world of options. Like microwave ovens and dishwashers, reverse osmosis used to...

Pool Filter Types Compared: Finding the Right System for Your Pool July 28, 2025
Pool Filter Types Compared: Finding the Right System for Your Pool

When shopping for a pool filtration system, you'll see three main pool filter types: sand, diatomaceous earth (DE), and cartridge filters. While all sellers promise crystal-clear water, each filter type helps you achieve peak water quality through va...

Microplastics to PFAS in Drinking Water: Know Your Emerging Contaminants July 17, 2025
Microplastics to PFAS in Drinking Water: Know Your Emerging Contaminants

Reporters post news stories about PFAS and microplastics almost daily. The reality of these emerging contaminants and other pollutants is that they're not just detrimental to the environment. Their widespread use in consumer products like non-stick c...

How to Install a Reverse Osmosis System: Under-Sink DIY Guide July 09, 2025
How to Install a Reverse Osmosis System: Under-Sink DIY Guide

With growing concerns about water quality, from lead contamination in older cities to emerging contaminants like PFAS, more homeowners are turning to reverse osmosis systems for peace of mind. These sophisticated filtration systems can reduce 95–99%...

How Long Do Pool Filter Cartridges Last? Guide to Replacing vs. Cleaning June 27, 2025
How Long Do Pool Filter Cartridges Last? Guide to Replacing vs. Cleaning

You cleaned your pool filter cartridge just two weeks ago, but here you are again—staring at pleats that look dingy and discolored, wondering if something's wrong. Is your filter defective? Is there a water chemistry issue? Or have you simply reached...

Microns, Flow Rate, and Home Water Pressure — What You Need to Know June 18, 2025
Microns, Flow Rate, and Home Water Pressure — What You Need to Know

When a homeowner discovers their water filter running slowly or their well water still looking cloudy after installing a "high-quality" 1 micron filter, they've likely encountered a common misunderstanding about how micron ratings, flow rate, and wat...

How Does Reverse Osmosis Work: A-to-Z Guide June 12, 2025
How Does Reverse Osmosis Work: A-to-Z Guide

With only 52% of American filter owners trusting their tap water, reverse osmosis systems have emerged as a comprehensive solution for homeowners seeking laboratory-grade water purification. This remarkable technology, originally developed by UCLA re...

How to Change Home Air Filters: Complete Sizing and Replacement Guide June 04, 2025
How to Change Home Air Filters: Complete Sizing and Replacement Guide

Let’s get real: it’s time to replace your furnace filter. The filter in your hand measures something like 15.5" x 19.75", but the products in your search results show sizes like "16x20x1" and "15x20x1." What actually fits? This scenario plays out cou...

Air Filter MERV Rating Guide: MPR vs MERV vs FPR May 30, 2025
Air Filter MERV Rating Guide: MPR vs MERV vs FPR

Walking down the air filter aisle at any home improvement store can feel overwhelming. Packages display numbers like "MERV 11," "MPR 1500," and "FPR 7," each claiming superior performance. But here's what many homeowners don't realize: only one of th...

Is Fluoride in Water Good or Bad? Understanding Your Options May 22, 2025
Is Fluoride in Water Good or Bad? Understanding Your Options

According to the Centers for Disease Control and Prevention, nearly three-quarters of Americans served by municipal water systems receive fluoridated water. This widespread practice has made fluoride one of the most discussed substances in our water...

Quick Guide: Water Descaler Versus Water Softener May 14, 2025
Quick Guide: Water Descaler Versus Water Softener

Hard water affects approximately 85% of homes in the United States. In fact, most maps often show not only moderately hard and hard water, but how large parts of the southwest and America's Heartland deal with very hard and extremely hard water. This...

How Do Activated Charcoal Water Filters Work? A Complete Guide May 06, 2025
How Do Activated Charcoal Water Filters Work? A Complete Guide

Did you know that ancient Egyptians used charcoal for water purification as early as 1500 BCE? Fast forward to today, and activated charcoal filters, better known as carbon filters, remain one of the most widely used and effective water treatment tec...

How to Make Well Water Safe for Drinking (Expert Guide) April 22, 2025
How to Make Well Water Safe for Drinking (Expert Guide)

According to the Environmental Protection Agency, more than 23 million households in the United States rely on private wells for their drinking water. Unlike municipal water systems, which are regulated and routinely tested by government agencies, pr...

Pool Filter Replacement: A Complete Guide to Cartridge Systems April 10, 2025
Pool Filter Replacement: A Complete Guide to Cartridge Systems

According to the Pool & Hot Tub Alliance, over 10.4 million residential swimming pools and 7.3 million hot tubs are in use across the United States. Yet despite this popularity, far too many pool and spa owners don't replace their filter cartridges f...

RV Water Filter Guide: Choosing the Best Inline Water Filter March 31, 2025
RV Water Filter Guide: Choosing the Best Inline Water Filter

With over 11 million American households owning recreational vehicles, the freedom of the open road continues to attract adventure seekers nationwide. While campers and trailers provide comforts of home, access to clean, great-tasting water can be a...

Deionized Water: The Science Behind Ultra-Pure DI Water Filtration and When to Use It February 11, 2025
Deionized Water: The Science Behind Ultra-Pure DI Water Filtration and When to Use It

In the world of water filtration, there’s clean water, and then there’s really clean water. While reverse osmosis can remove an impressive 99% of contaminants, some applications demand even that last 1%. Enter deionization (DI), a filter process so e...

How Reverse Osmosis is Transforming Modern Industry: A Deep Dive into Commercial & Industrial RO Membranes February 11, 2025
How Reverse Osmosis is Transforming Modern Industry: A Deep Dive into Commercial & Industrial RO Membranes

A report from the European Union estimates global water desalination plants now produce nearly 99 million cubic meters of clean water daily. The International Desalination Association says that water serves upward of 300 million people, and growing....

How Often to Change a Fridge Water Filter: Explained December 19, 2024
How Often to Change a Fridge Water Filter: Explained

According to the BBC, 99.8% of homes in the United States have a refrigerator. It is estimated that around half of these fridges have a water dispenser. If your refrigerator falls into this category, you probably have found that the dispenser comes w...

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