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End Orange Stains & Rotten-Egg Odor for Good

Even with deep wells or city water, iron and hydrogen sulfide are common throughout North Florida. Waterboy's Kenai AirOxPro uses a proven, patented natural-oxidation process to filter them out, no harsh chemicals required. The first step is simple: identify what's in your water, then apply the right solution to fix it.

Iron and H₂S Problems?

Make Sure the Water You Use Every Day Is the Best It Can Be

Iron and hydrogen sulfide (H₂S) are two of the most common, and most frustrating, water problems in our region. Across Jacksonville, Tallahassee and North Florida, well and city water alike can carry them. They stain your sinks, ruin your laundry and fill your home with an unmistakable "rotten egg" smell. The good news: once you know they're there, they're very treatable. Schedule a free home water test with a Waterboy expert and we'll pinpoint exactly what you're dealing with.

Filling a bottle with clean, iron-free, odor-free water at the sink
The Kenai AirOxPro removes iron and hydrogen sulfide using chemical-free oxidation.

The Negative Effects of Iron & Hydrogen Sulfide

The Solution: Kenai's AirOxPro

The Kenai AirOxPro tackles iron and hydrogen sulfide with environmentally responsible oxidation and filtration, without chemicals. Instead of feeding chlorine or potassium permanganate into your water, the system draws a pocket of air into the top of the tank. As water passes through that air pocket, dissolved iron and hydrogen sulfide are oxidized, meaning the iron turns into solid particles and the sulfur gas is converted, so the filter media can trap them. The system then backwashes automatically, flushing the captured iron and sulfur to drain and drawing in a fresh charge of air. No more iron stains or rotten-egg odor. Soap and shampoo lather better, and your hair and skin feel noticeably cleaner. And when paired with a water softener, your iron-free, odor-free water becomes soap-scum-free too, with no mineral deposits to scrub off sinks, showers, tubs and toilets.

Room by Room

The Difference Iron- and Odor-Free Water Makes

A neat stack of clean folded clothes — iron- and odor-free water keeps laundry whiter and brighter

In the Laundry

Without iron or H₂S in the water, clothes come out whiter and brighter, and they last longer. Add a water softener and you can increase the life of clothing, towels and linens by up to 33%.

A clean kitchen sink free of orange iron stains, thanks to iron and sulfur filtration

In the Kitchen

No iron stains on the sink, and no objectionable odor while running water for cooking, cleaning or drinking. Dishes clean more easily and look the way they should.

A home washing machine — iron- and H₂S-free water helps appliances run better and last longer

Throughout the House

Water-using appliances last longer and run better. Water heaters, washing machines and dishwashers running on iron-laden, hard water can wear out 30% faster while consuming more energy than appliances using iron-free, H₂S-free, soft water.

A water treatment professional analyzing a water sample to recommend the right system

Expert Recommendations

Your Kenai Water Treatment professional analyzes your test results and recommends the type and size of equipment that will best resolve your water-quality problems and fit your lifestyle.

Stop Stains at the Source

Iron staining is more than an eyesore. Once iron-laden water dries on porcelain, grout or fabric, the rust-colored marks bond to the surface and resist ordinary cleaners. The only lasting fix is to remove the iron before it ever reaches your fixtures, which is exactly what an AirOxPro installed at your point of entry does. From the first day after installation, new stains stop forming, and many of the lighter existing marks fade with normal cleaning.

Hydrogen sulfide is the other half of the problem. That distinctive rotten-egg smell is a gas produced when sulfur and certain bacteria interact in groundwater, and it's especially common in North Florida wells. Because the AirOxPro oxidizes and filters the gas out, the odor disappears at every tap, not just the one with a filter screwed onto it.

Side-by-side comparison — a real glass of iron-laden water with brown sediment versus a clear glass of treated water
With iron and H₂S removed, faucets run clear and odor-free throughout the home.
Outdoor garden tap delivering clear, iron- and sulfur-free water
Chemical-free oxidation leaves water clear, fresh and free of metallic taste.

Why It Works in North Florida

The AirOxPro is well suited to our region precisely because so much local water comes from the mineral-rich Floridan aquifer, where dissolved iron and naturally occurring hydrogen sulfide are routine. Because the system regenerates with air rather than chemicals, there's nothing to store, mix or refill, and nothing harsh going down the drain. Routine care is minimal, and the professional 1" control valve handles the backwash cycle automatically.

As with every Waterboy installation, the right size and configuration depend on your test results. Iron levels, water pressure and daily usage all factor into the recommendation, which is why we always start with a free in-home water test.

Compare the Lineup

Kenai Iron & Sulfur Treatment

How the Kenai AirOxPro iron and sulfur system compares with companion softening and filtration units. Final sizing follows your in-home water test.
System Type Targets Control Valve Vessel Installation
Kenai AirOxPro Chemical-free air oxidation + filtration Iron & hydrogen sulfide (H₂S) Professional 1" 10×54 pressure vessel Point-of-entry
Kenai ProElite Ion-exchange softener (salt) Hardness (calcium & magnesium) Professional 1" 10×54 pressure vessel Point-of-entry
Kenai EnviroPro Whole-home carbon filtration Chlorine, VOCs, taste & odor Professional 1" 10×54 pressure vessel Point-of-entry

See All Kenai Systems

Schedule a Consultation with a Waterboy Professional

You don't have to live with stained fixtures and smelly water. Because iron and hydrogen sulfide show up differently in every home, and often alongside hardness or other contaminants, the right fix depends on a proper water test. A Waterboy professional will measure your water, explain what's causing the problem, and design a chemical-free solution tailored to your home, all with no obligation. Backed by Charger Water's 40+ years of expertise, a Limited Lifetime Warranty and our money-back guarantee, you can move forward with total confidence.

What People Say

Now That's Some High-Quality H₂O!

★★★★★

"We love Jacksonville, but it has very hard water. Keith and his team were professional and made purchasing our water softener easy and it fit our budget. Our water tastes and smells so much better. We won't go back to regular tap water again."

Why Iron and Sulfur Are So Common in North Florida

If you've moved to North Florida from elsewhere, the orange staining and rotten-egg smell can come as a surprise. They're remarkably common here because much of our water, from private wells and some municipal sources alike, draws from the mineral-rich Floridan aquifer. As groundwater moves through rock, it picks up dissolved iron, and naturally occurring bacteria can produce hydrogen sulfide gas, the source of that unmistakable sulfur odor. Even relatively deep wells aren't immune. The good news is that these problems are very well understood and, with the right system, completely solvable.

Frequently Asked Questions

Will an iron filter also fix my sulfur smell?

In most cases, yes. The Kenai AirOxPro uses oxidation and filtration to address both iron and hydrogen sulfide at once. Your water test confirms what's present so we can size the system correctly for your home.

Do I need a softener too?

Many North Florida homes have both iron/sulfur and hardness. Pairing an AirOxPro with a water softener gives you stain-free, odor-free and scale-free water, and can extend the life of clothing, towels and linens by up to 33%. We'll recommend the right combination based on your results.

What if I also want better-tasting drinking water?

An AirOxPro pairs well with whole-home filtration or a reverse-osmosis drinking system. We'll show you the options that fit your water and budget at your free test.

Are these systems chemical-free?

Yes. The AirOxPro relies on environmentally responsible oxidation rather than added chemicals, so you get clean, clear water without ongoing chemical handling.

Get a Free Estimate

Schedule a no-obligation water test today and say goodbye to iron stains and rotten-egg odor for good.

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