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Sulfur Whole House Well Water Filter System (Rotten Egg Smell)

Eliminates rotten egg smell from your well water. Targets hydrogen sulfide, iron, and bacteria in one matched system.

NSF-Certified Components
|
🇺🇸 Made in USA

Sulfur Whole House Well Water Filter System (Rotten Egg Smell)

Eliminates rotten egg smell from your well water. Targets hydrogen sulfide, iron, and bacteria in one matched system.

Walkthrough video thumbnail
Step 1Watch This Before Buying Meet Aidan and get a breakdown of how these systems work. Watch Video
Step 2Order a Mail-In Lab Test Your water chemistry determines the right equipment and size. Without test results, you're guessing. Order Test$199
Step 3Save Install Instructions Hand this to your plumber. Print, share, or use it for DIY. View Instructions
Chat With Aidan Feeling overwhelmed? Call Aidan. He'll tell you exactly what your house requires, even if it's less than what's on this page.
You save $585.00 as a complete system
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Aidan
How Bad Is the Sulfur Smell? Call us and we will size the right system. If your water test shows H2S under 5 ppm, this package handles it. If it is higher, we have options for extreme sulfur. Either way, Aidan will look at your test results and tell you exactly what you need. No pressure, no upsell. If a single iron/sulfur filter is enough, he will save you money.

Stage 1 Big Blue Sediment Filter

  • 4" x 20" Big Blue filter housing with mounting bracket
  • 5-micron sediment cartridge included
  • Filter wrench for easy cartridge changes

Stage 2 Iron and Sulfur AIO Filter (2.5 Cubic Foot)

  • Fleck 2510AIO air-injection valve with electronic demand control
  • 13" x 54" Vortech mineral tank (gravel-free)
  • 2.5 cubic feet of Katalox-Light media
  • Handles up to 10 ppm iron, 3 ppm manganese, 5 ppm H2S sulfur
  • Bypass valve with 1" connections

Stage 3 Carbon Filter (2.5 Cubic Foot Non-Backwashing)

  • Clack C1190 non-backwashing upflow valve
  • 13" x 54" Vortech mineral tank
  • 2.5 cubic feet of activated carbon media
  • No electricity or drain connection needed

Stage 4 Viqua VH410 UV Sterilizer

  • 18 GPM stainless steel UV chamber
  • UV lamp and quartz sleeve included
  • Controller with lamp life countdown
  • 99.99% bacteria and virus disinfection

Included With Every System

  • Free shipping to all lower 48 states
  • Fill funnel for carbon media
  • 7-day expert support from Aidan at 800-460-5810

Iron and Sulfur AIO Filter

ModelFleck 2510AIO Air-Injection Oxidation
MediaKatalox-Light -- 2.5 cubic feet
Tank13" x 54" Vortech (gravel-free)
Iron CapacityUp to 10 ppm
Sulfur CapacityUp to 5 ppm H2S
Manganese CapacityUp to 3 ppm
Connections1" male threaded
DrainRequired (backwashing system)
Electricity120V outlet required

Carbon Filter

ModelClack C1190 Non-Backwashing Upflow
MediaActivated carbon -- 2.5 cubic feet
Tank13" x 54" Vortech (gravel-free)
ElectricityNone required
DrainNone required

UV Sterilizer

ModelViqua VH410
Flow Rate18 GPM (NSF 55 Class A, 40 mJ/cm2 dose)
ChamberStainless steel
Electricity120V outlet required
Lamp Life~9,000 hours (annual replacement)

Sediment Pre-Filter

Housing4" x 20" Big Blue
Cartridge5-micron sediment (included)
ReplacementEvery 3-6 months depending on sediment load

All tanks and valves made in the USA. 5-year valve warranty, 10-year tank warranty on all systems.

Call before you install. Placement and plumbing order matter. Aidan walks customers through the layout over the phone -- call 800-460-5810 with your basement or utility room dimensions.

Installation Order (From Well to House)

  1. Pressure tank (your existing tank)
  2. Sediment filter (Big Blue housing)
  3. Iron/sulfur AIO filter (requires 120V outlet + drain line)
  4. Carbon filter (no power, no drain)
  5. UV sterilizer (requires 120V outlet, install last before house entry)

Electrical Requirements

Two systems need power: the iron/sulfur AIO filter and the UV sterilizer. You need 2 available 120V outlets in your utility area. The carbon filter and sediment filter are fully passive.

Drain Requirements

The iron/sulfur AIO filter needs a drain line for backwash. Route 1/2" tubing to a floor drain, utility sink, or outside (max 20 feet). The carbon filter is non-backwashing, so no drain needed.

Space Planning

Plan for roughly 5-6 linear feet of wall space. The two tanks (iron/sulfur AIO and carbon) are each about 13" in diameter. The UV sterilizer mounts horizontally on the wall. The Big Blue housing is compact and mounts vertically.

Time Estimate

Most homeowners complete the install in 4-6 hours. If you hire a plumber, they can call Aidan at 800-460-5810 for programming help with the Fleck valve.

Sediment Filter Every 3-6 months

  • Replace the 5-micron cartridge when flow drops or it looks dirty. Unscrew the housing with the included wrench, swap the cartridge, and reinstall.

Iron / Sulfur AIO Filter Minimal

  • The Fleck 2510AIO backwashes automatically on a schedule you set during installation. Katalox-Light media lasts 7-10+ years under normal conditions. No media changes unless sulfur or iron levels are extreme.

Carbon Filter Every 3-5 years

  • Non-backwashing carbon eventually exhausts. When residual sulfur smell or taste returns, replace the activated carbon media (pour out old, pour in new through the fillport).

UV Sterilizer Annual lamp swap

Questions about maintenance? Call or text 800-460-5810, available 7 days a week.

What's In This Package

Installed in this order on your main water line.

Stage 1
20" Big Blue Sediment Filter Kit
20" Big Blue Sediment Filter Kit
Traps rust, sand, and particulate before it reaches the rest of the system
$195.00 individually
View this system
Stage 2
Fleck 2510AIO 2.5 Cubic Foot Advanced Iron Filter (Katalox-Light™) (AIO™ Air Injection)
Fleck 2510AIO 2.5 Cubic Foot Advanced Iron Filter (Katalox-Light™) (AIO™ Air Injection)
Removes iron, manganese, and sulfur smell using air injection oxidation
$2,195.00 individually
View this system
Stage 3
Clack 2.5 Cubic Foot, Non Backwashing Whole House Carbon Filter
Clack 2.5 Cubic Foot, Non Backwashing Whole House Carbon Filter
Polishes taste, odor, chlorine, and VOCs
$1,695.00 individually
View this system
Stage 4
Viqua VH410 UV System
Viqua VH410 UV System
Disinfects water with UV light at high flow rates
$995.00 individually
View this system
Purchased separately: $5,080.00
Complete system package: $4,495.00
You save $585.00 when purchased as a complete system

Video Guides

Watch our well water treatment guides has 32 years of industry experience.


How This System Eliminates Rotten Egg Smell

Air-Injection Oxidation, Not Chemical Injection

Rotten egg smell every time you turn on the faucet. That is hydrogen sulfide gas (H2S) dissolved in your well water. Cartridge filters and chemical injection systems are temporary fixes that need constant attention. Air injection is the professional method. The Fleck 2510AIO creates an air pocket at the top of the tank. When water enters, the sulfur gas hits the oxygen and turns into a solid particle. Katalox-Light media traps those particles, and the valve backwashes automatically to flush them out. No chemicals, no cartridges, no daily maintenance. This 4-stage system handles the full picture. Sediment is trapped first. Sulfur and iron are oxidized and filtered out. The carbon filter polishes any residual taste and odor. And the UV sterilizer kills 99.99% of bacteria as the final step before water enters your home. All media included. Free shipping to the lower 48.
4-Stage Sulfur System
Eliminates Rotten Egg Smell
All Media Included
Free Shipping
5 to 10 Year Warranties
7-Day Expert Support
Made in USA
Mid Atlantic Water Trust Logos
Feature Our System Others
Sulfur Removal Method Air-Injection Oxidation (Fleck 2510AIO) Chemical Injection or Small Cartridge
Sulfur Capacity Up to 5 ppm H2S 1-2 ppm at best
Iron Removal 2.5 CF Katalox-Light (up to 10 ppm) Small Cartridge or None
Carbon Filtration 2.5 CF Whole-House Tank Small Under-Sink Only
UV Disinfection Viqua VH410 (18 GPM) Often Not Included
Sediment Pre-Filter Big Blue 5-Micron Included Extra Cost Add-On
Expert Support 7-Day Phone + Text + Email Limited or None
Warranty 5-Year Valves + 10-Year Tanks 1-Year Limited
Package Savings $455 Off vs. Buying Separately No Bundle Discount
Sulfur Removal Method
✅ Us Air-Injection Oxidation (Fleck 2510AIO)
❌ Them Chemical Injection or Small Cartridge
Sulfur Capacity
✅ Us Up to 5 ppm H2S
❌ Them 1-2 ppm at best
Iron Removal
✅ Us 2.5 CF Katalox-Light (up to 10 ppm)
❌ Them Small Cartridge or None
Carbon Filtration
✅ Us 2.5 CF Whole-House Tank
❌ Them Small Under-Sink Only
UV Disinfection
✅ Us Viqua VH410 (18 GPM)
❌ Them Often Not Included
Sediment Pre-Filter
✅ Us Big Blue 5-Micron Included
❌ Them Extra Cost Add-On
Expert Support
✅ Us 7-Day Phone + Text + Email
❌ Them Limited or None
Warranty
✅ Us 5-Year Valves + 10-Year Tanks
❌ Them 1-Year Limited
Package Savings
✅ Us $455 Off vs. Buying Separately
❌ Them No Bundle Discount
Aidan

Got a Question About Your System?

Whether you need help with installation, Fleck valve programming, backwash scheduling, media levels, or troubleshooting residual smell, Aidan is available 7 days a week. Real answers from someone who has been solving sulfur problems for 29+ years.

📞 Call Us 800-460-5810
✉️ Email Support support@midatlanticwater.net
🕒 Live Hours 7 days a week, 8am-5pm Eastern

Frequently Asked Questions

The Fleck 2510AIO uses air injection to oxidize hydrogen sulfide (H2S) gas into solid sulfur particles. An air pocket at the top of the tank does the work. When your well water enters the tank, it passes through that air pocket. The sulfur gas reacts with the oxygen and turns into a solid. Then the Katalox-Light media traps the solid particles. The valve backwashes automatically to flush everything out. No chemicals, no additives, no cartridges to swap.

This system handles up to 5 ppm of hydrogen sulfide (H2S). Most residential wells with a noticeable rotten egg smell fall in the 1-3 ppm range, so this handles the vast majority of cases. If your water test shows H2S above 5 ppm, call Aidan at 800-460-5810. There are options for extreme sulfur, but they need to be sized correctly.

It depends on your water test. If your only problem is sulfur smell, the iron/sulfur AIO filter alone may be enough. But most wells with sulfur also have iron, bacteria, and sediment. This package covers all of those. Call Aidan at 800-460-5810 with your water test results and he will tell you exactly which stages you need. If a smaller setup makes sense, he will save you money.

Yes, most of our customers do. The sediment filter and carbon filter just plumb in with no electrical. The iron/sulfur AIO filter needs a 120V outlet and a drain line. The UV sterilizer needs a 120V outlet. Aidan walks people through the full installation over the phone, 7 days a week. Plan 4-6 hours. If you hire a plumber, they can call Aidan for Fleck valve programming help.

The sediment cartridge gets replaced every 3-6 months. The iron/sulfur AIO backwashes automatically, and the Katalox-Light media lasts 7-10+ years. The carbon media lasts 3-5 years before needing replacement. The UV lamp gets swapped once a year. None of these tasks are complicated, and we have guides for each one.

Buying all 4 stages together saves $455 compared to ordering each system separately. Everything ships together, arrives at the same time, and is supported by the same expert from start to finish. We also make sure the sizing is compatible across all stages.

Sulfur Whole House Well Water Filter System (Rotten Egg Smell)
Sulfur Whole House Wel... $4,495.00

Why a Sulfur System Costs More Than a Cartridge Filter

Air-Injection Oxidation vs. Budget Alternatives

What You Get With Budget Sulfur Filters

Budget sulfur filter systems use chemical injection (chlorine or hydrogen peroxide) that requires constant monitoring and chemical refills. Others use small cartridge-based filters that clog within weeks on a well with real sulfur and iron. Most come with no installation support.

Air-injection oxidation is the professional method because it uses no chemicals, handles higher concentrations, and the media lasts years instead of weeks. But it requires a properly sized tank and a quality control valve, which is why budget systems skip it.

The Real Cost Comparison

Budget Sulfur Filter
$800-2,000
  • Lifespan: Fails in 3-4 years
  • Result: Frequent repairs, poor water quality, leaks
  • Support: None
$1.50-2.00/day (chemical refills, frequent cartridge swaps)
Best Long-Term Value
Our Sulfur System
$4,495
  • Lifespan: Lasts 15+ years
  • Result: Done right the first time, peace of mind
  • Support: Lifetime USA Support
$0.41/day over a 30-year system life

When you factor in the professional-grade air-injection valve, full media fills, UV disinfection, and unlimited expert support, this system costs less per year than budget alternatives that need frequent chemical refills or cartridge replacements and leave you without help when something needs adjustment.

What You Get With Our System

This package uses the same professional-grade components we have sold for 29+ years: a Fleck 2510AIO air-injection valve, Katalox-Light iron/sulfur media in a 13 x 54 Vortech gravel-free tank, a Clack C1190 non-backwashing carbon filter, and a Viqua VH410 UV sterilizer. These are the components local water treatment professionals install.

You also get Aidan on the phone 7 days a week. Before the purchase, during installation, and for the life of your system.

Contact Us
800-460-5810

We're here to help.

1-Year Risk-Free Guarantee

Built for Sulfur Wells, Backed by 29+ Years

If this system fails to eliminate the rotten egg smell from your well water within 30 days of installation, contact us and we will work with you to resolve the issue. Whether that means troubleshooting your setup, adjusting valve programming, replacing a component, or issuing a full refund. No shipping hundreds of pounds of equipment back. No restocking fees. No runaround.

10,000+ Systems Installed
455+ Verified Reviews
29+ Success Rate

After 29+ years of selling and supporting water treatment systems, we have solved sulfur problems on thousands of wells. The Fleck 2510AIO with Katalox-Light media is the combination we trust because it works on real well water, not just lab conditions. We pair it with carbon filtration and UV disinfection because most wells with sulfur also have other issues that need treatment.

The Industry "Return Policy" Trap +

Most online retailers offer a return policy that requires you to ship everything back at your expense. For a 4-stage system, that is hundreds of pounds of wet equipment. After paying for return freight, you often find a 15-25% restocking fee on top. It is designed to make returns impractical.

How Our Real Guarantee Works
1
The Sulfur Smell Doesn't Go Away

If you still smell rotten eggs after installation, that is on us. The AIO filter should be eliminating it completely.

2
You Call Us, We Fix It

We troubleshoot with you: water test results, valve programming, backwash schedule, flow rates. Most sulfur issues are resolved with a simple valve adjustment.

Full Refund, No Hassle

If we cannot resolve the issue, you get a full refund. We handle the logistics. You do not ship anything back. That is the difference between a real guarantee and a return policy.

Aidan

Sulfur is one of the most common calls we get. The rotten egg smell is miserable, and most people have tried cartridge filters or chemical injection before calling us. Air injection with Katalox-Light media is the fix that actually lasts. I have walked thousands of homeowners through the install and valve programming for this exact system.

Aidan
5.0
★★★★★ 455 Verified Reviews
29 Years in Business
10,000+ Homeowners Served
Real installs, real customers, real photos
Customer install: Fleck 2510AIO iron filter
★★★★★
Solved my very high iron issues

"I had well water with over 20 ppm ferrous and 7 ppm of ferric iron, plus manganese and some sulfur. Local water companies rejected me, said they couldn't help. I purchased two Fleck 2.5 cu. ft. 2510AIO iron filter tanks with Katalox-Light. Problem solved."

Amy H. Verified buyer · Fleck 2510AIO Iron Filter
Customer install: Clack 2.5 acid neutralizer
★★★★★
Corrosive water resolved

"New house, brass fittings on my Pex were all corroding. Tested the water, acidic at 5.5. Found Mid Atlantic Water YouTube videos which were very helpful, ordered the non-back washing 2.5. Easy install, water tests great now."

William H. Verified buyer · Clack 2.5 Acid Neutralizer
Customer install: Fleck 2510AIO iron filter
★★★★★
Amazing set up

"Straight forward installation. In, out, and the drain. Ran a back wash cycle then put it online and it works GREAT. Cleaned out the iron and raised the pH to 7.5. Culligan tried to sell me something twice the price."

Dustin H. Verified buyer · Fleck 2510AIO Iron Filter
Customer install: full water treatment system
★★★★★
Outstanding help and products

"Three contractors and two other suppliers reviewed my well report. Quotes ranged from $5,000 to $10,000. Then I found Mid Atlantic. Aidan reviewed the report and recommended a complete system. Same equipment, fraction of the cost, and the support was real."

Mark H. Verified buyer · Full Treatment System
Customer install: Clack 2.5 acid neutralizer
★★★★★
Does exactly what it's supposed to do

"Easy, bullet-proof installation. No moving parts. Raised my pH from 6.8 to a perfect 7.6. I had previously installed the same unit in my daughter's water system. Her pH was 5.2. Following Aidan's videos, both installs went smoothly."

Dale H. Verified buyer · Clack 2.5 Acid Neutralizer
Customer install: Clack 2.5 acid neutralizer
★★★★★
My water is fixed

"Super easy install. Shouldn't have to service it for approximately 24-36 months based on my water usage. Tank is solid, fittings are clean, no leaks. Exactly what was advertised."

Henry Hall Verified buyer · Clack 2.5 Acid Neutralizer
1-Year Risk-Free Satisfaction Guarantee
5 & 10 Year Warranties on Equipment
Free Lifetime US-Based Phone & Text Support
30-Day Returns, No Questions

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