Rust stains creeping onto sinks and fixtures, gritty buildup clinging to pipes, and water that feels harsh and abrasive to the skin signal a serious problem lurking beneath the surface: well water burdened with rust and hardness. Left unchecked, these issues corrode plumbing, shorten appliance lifespans, and drive up costly repairs, all while sapping the comfort and purity from your home’s water supply. Tackling these stubborn minerals requires a solution built specifically to restore clean, soft water and protect your investment.

The system that fixes it

The C-Series Well Rust + Hardness System is engineered precisely to neutralize the twin challenges of rust and hardness from your well water, before they wreak havoc on your home. At its heart lies the C-Series air-injection control valve, a genuine, serviceable brand valve designed to optimize the system’s air-injection oxidation process—injecting air to chemically transform iron and hardness minerals into removable particles. This advanced valve not only manages the treatment cycles efficiently but is built to last and easy to maintain, ensuring years of reliable performance.

The system’s tank features a two-stage media arrangement ahead of the softening stage. The first stage employs air-injection iron media, oxidizing and filtering out rust-causing iron particles, while the second stage uses softening resin to remove hardness minerals that cause scale and rough water. This matched, integrated approach works in harmony to deliver water that’s clear, soft, and safe throughout your entire household.

• Durable C-Series air-injection control valve ensures efficient oxidation and regeneration cycles
• Air-injection oxidizing tank pre-treats well water, tackling iron oxidation at the source
• Two-stage media train combines iron-removal media and softening resin for comprehensive treatment
• Genuine, serviceable valve parts mean long-term system reliability and ease of maintenance
• Precision-engineered to prevent rust stains and hardness scale buildup in plumbing and appliances

Pick your size

Select the size that matches your household’s bathroom count to ensure optimum water treatment capacity and peak system efficiency.

What it does for your home

• Eliminates unsightly rust stains on sinks, tubs, and fixtures, restoring their sparkle
• Prevents abrasive hardness buildup that damages pipes, hot water heaters, and appliances
• Delivers soft water that feels gentle on skin and improves soap and detergent performance
• Protects plumbing infrastructure by halting corrosive mineral deposits
• Reduces costly repairs and extends the lifespan of water-dependent home systems
• Improves water clarity and taste by removing iron and hardness minerals

Experience the peace of mind that comes with clean, soft water that safeguards your home and enhances daily comfort.

How the media works

The secret to the C-Series system’s effectiveness lies in its carefully matched dual media setup. First, the air-injection iron media oxidizes dissolved iron in the well water by exposing it to oxygen introduced via the control valve. This process converts invisible iron into solid particles that can be filtered out, preventing rust discoloration and sediment. Next, the softening resin captures hardness minerals like calcium and magnesium, exchanging them for sodium ions to soften the water. This two-step treatment ensures rust and hardness are removed before water reaches your taps, allowing you to enjoy cleaner, gentler water every day.

Why buy this system from us

• Equipped with genuine, serviceable C-Series brand control valves for durability and ease of maintenance
• Free sizing consultation to match the right system size to your home and water conditions
• Free shipping within the United States for hassle-free delivery
• Complete matched one-brand build assures seamless compatibility between tank, media, and valve

Common questions

Q? How does this system handle both rust and hardness simultaneously?
A The C-Series system uses a two-stage media approach: the air-injection iron media oxidizes and filters out rust-causing iron particles, while the softening resin removes hardness minerals. Together, they provide comprehensive well water treatment.

Q? Why is the air-injection control valve important?
A The control valve introduces air into the system to oxidize dissolved iron, turning it into a removable form. It's a genuine, serviceable brand valve designed for consistent performance and easy maintenance, crucial for effective rust removal.

Q? What size do I need for a typical 4-bathroom home?
A For a 3–4 bathroom home, the 10" × 54" tank with 1.5 cubic feet of media and a 48,000-grain capacity is recommended to handle the water usage and treatment demands efficiently.

Shop the C-Series Well Rust + Hardness System →

Prefer another valve brand? The same fix comes in Fleck, Autotrol, C-Series, Pentek and Pentair.