Downflow vs Upflow Water Softener Regeneration: Why It Matters
When it comes to water softeners, not all regeneration methods are created equal. Most homeowners never think about whether their system uses downflow (co-current) or upflow (counter-current) regeneration. Yet that simple detail — whether it’s downflow or upflow — determines how efficient your water softener system will be, how consistent your water quality is, how much salt you’ll use, how much water you’ll waste, and how long your softener may last. With this article, we apply the four foundational principles of The Water Treatment Insider — Advocacy, Expertise, Methodology, and Education — to help you make informed decisions when choosing a water treatment system for your home and family. Advocacy — What Your Water Softener Salesperson Might Not Tell You Most traditional water softeners use downflow regeneration — a process where brine flows from the top of the tank down through the resin bed. It works, but not efficiently. During ...