Woder Press Releases

Hard Water vs Contaminated Water: Two Different Problems That Need Two Different Fixes

What Is Hard Water? What Is Contaminated Water? Water Filtration vs Softener: Why the Distinction Matters The Mineral Question: What Should Stay in Your Water When You Might Need Both How to Figure Out What You Actually Have Choosing the Right Filter for Contamination A Quick Side-by-Side The Bottom Line Frequently Asked Questions Spotty dishes. […]

Does a Water Filter Remove Fluoride? What Homeowners Need to Know in 2026

What Is Fluoride Doing in Your Tap Water? Which Filter Types Remove Fluoride? Reverse Osmosis (RO) Activated Alumina and Bone Char Carbon Standard Carbon Block and Activated Carbon Filters Selective Filtration (What Woder Uses) Should You Actually Remove Fluoride? What to Prioritize When Choosing a Filter in 2026 A Quick Comparison: Filter Types and Fluoride […]

US Drinking Water Quality Statistics 2026: The Cite-Ready Data Page on PFAS, Lead, Chlorine & Contamination Rates

Key Statistics at a Glance Introduction PFAS (Per- and Polyfluoroalkyl Substances) Lead Chlorine and Disinfection Byproducts Microplastics Arsenic and Other Heavy Metals Emerging and Unregulated Contaminants Global Context How to Check Your Own Water What the Data Means for Filtration Choices Sources Frequently Asked Questions Last updated: August 2026. This page compiles publicly available data […]

Where to Buy Woder Water Filters in 2026: Direct, Amazon, and Retailer Buying Guide

Buying Direct at woder.com The Current Model Lineup Buying on Amazon Retail Stores: Home Depot, Walmart, Target, and Others Why Sourcing Matters for Lead-and-PFAS-Rated Filters How to Pick the Right Woder Model How Often Do You Need to Reorder Cartridges? FAQs You've done the research. You know Woder's Advanced Selective Filtration technology removes contaminants without […]

Water Filter Buying Guide: Comparing Filtration Types, Certifications, and Contaminant Removal Data (2026)

What Contaminants Should You Actually Be Filtering? PFAS (Per- and Polyfluoroalkyl Substances) Lead Chlorine, Chloramines, and Disinfection Byproducts Other Regulated Contaminants Filter Technology Comparison Reverse Osmosis (RO) Activated Carbon and Pitcher Filters Selective Filtration (Under-Sink Inline) Certifications Explained: What They Actually Guarantee NSF/ANSI 42 — Aesthetic Effects NSF/ANSI 53 — Health Effects NSF/ANSI 58 — […]

The Gen4 Replacement Cartridge: WD-G4-REP

Woder Innovative Gen4 replacement cartridge WD-G4-REP is replacing the older WD-S-8K, WD-S-5K, WD-S-8K-REP, WD-S-5K-REP, wd-gen2, wd-gen3, wd-genIII, GenIII, 10k-gen3, 10k-genIII, 10K-GenII, and gen3 cartridges.

Potential challenge when transitioning from a Woder Gen3 to a Gen4 replacement cartridge.

Woder Filters has recently made a significant advancement in its product line, transitioning from the Gen3 to the highly anticipated Gen4 series. This latest upgrade brings forth several notable advantages, primarily centered around the improved media and enhanced cartridge durability. The Woder Gen4 water filters exhibit a remarkable improvement in their ability to remove heavy […]