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5 Best Sulfur Filters for Well Water (No More Rotten Egg Smell)

Best Sulfur Filter For Well Water

Are you getting a rotten egg smell in your well water? That’s coming from sulfur bacteria which produces hydrogen sulfide gas in hot water. 

A whole-house air injection oxidizing filter system is the best way to eliminate hydrogen sulfide gas. 

In this guide, we have reviewed and rated 5 best sulfur filters for well water, based on critical parameters such as septic-friendliness and the removal of other contaminants like excess iron and manganese, which often accompany sulfur issues. 

So, keep reading! 

🧐What Is The Best Water Filter for Sulfur Smell? (Smart Preview)

  • SpringWell Whole-House Well Water System

    Springwell WS1
    • Max Sulfur Removal: 8 ppm
    • Treatment Process: Air Injection Oxidation + Manganese Greensand
    • Flow rate: 12-20 GPM
    • pH range: 6.5-10
    • Warranty: Lifetime warranty against defects
  • Softpro Iron Master

    Softpro Iron Master AIO
    • Max Sulfur Removal: 5 ppm
    • Treatment Process: Advanced AIO
    • Flow rate: 6-12 GPM
    • pH range: 5.8-10.8
    • Warranty: Lifetime warranty on tanks + 7-year warranty on circuit board
  • DROP Single Tank Aeration Filter (With Sulfur Media)

    DROP Single Tank Sulfur Aeration Filter
    • Max Sulfur Removal: 4 ppm
    • Treatment Process: Air injection oxidation (AIO)
    • Flow rate: 5-10 GPM
    • pH range: 6
    • Warranty: 5 years
  • US Water Systems MATRIXX INFUSION

    US Water Systems Matrixx
    • Max Sulfur Removal: 30 ppm
    • Treatment Process: AIO + Catalytic carbon filter
    • Flow rate: 10-25 GPM
    • pH range: 6-9
    • Warranty: Lifetime warranty on carbon tank + 10-year warranty on Carbon filter valve and electronics + 5-year warranty on precision injection panel
  • AFWFilters Platinum Series

    AFWFilters Platinum Series
    • Max Sulfur Removal: 10 ppm
    • Treatment Process: AIO + Filox (Mang-Ox) filter media
    • Flow rate: 12-15 GPM
    • pH range: 6.3-9
    • Warranty: 120-day money-back guarantee
Here's How We Test Products At Aquaprofessor

😷5 Best Whole House Water Filters to Remove Sulfur Smell: Detailed Reviews

BasisSpringWell WS1Softpro Iron Master AIO DROP Single Tank Sulfur  Aeration Filter US Water Systems MATRIXX INFUSION AFWFilters Platinum 
Max Sulfur Removal8 ppm5 ppm4 ppm30 ppm10 ppm
Treatment ProcessAIO + GreensandAdvanced AIOAir injection oxidation (AIO)AIO + Catalytic carbon filterAIO + Filox (Mang-Ox) filter media
Flow rate12-20 GPM6-12 GPM5-7 GPM10-25 GPM12-15 GPM
pH range6.5-105.8-10.866-96.3-9
WarrantyLifetime warranty against defectsLifetime warranty on tanks + 7-year warranty on circuit board5 yearsLifetime on carbon tank + 10 years on Carbon filter valve and electronics + 5 years on precision injection panel120-day money-back guarantee

#1 Pick: SpringWell WS1

Best For Sulfur
Springwell WS1

Pros

  • 4-stage water treatment
  • Long-lasting filter media
  • Sulfur removal upto 8 ppm
  • Good flow rate of 12-20 GPM
  • Removes manganese and iron
  • Easy installation and maintenance
  • Smart Bluetooth monitoring
  • Lifetime warranty against defects
  • Septic-friendly
  • NSF-certified components

Cons

  • High initial cost

The WS1 comes with a lifetime warranty, protecting users against defects. A 6-month satisfaction guarantee is also provided to the users if they are not satisfied with the working of the product. 

🧪Sulfur Removal: 

The SpringWell WS1 Whole-House Water Filtration System effectively removes up to 8 ppm (parts per million) of hydrogen sulfide (sulfur) from well water. 

The system utilizes air-injection oxidation (AIO) combined with a Greensand fusion bed to target and eliminate sulfur compounds.

Here is how it works:

  • Air Injection Oxidation – Water passes through a pocket of air at the top of the tank, and iron, sulfur, or manganese in the water oxidizes during this phase.
  • Greensand Fusion Bed – Oxidized material or sulfur gas moves into the green sand fusion bed, and the bed traps and captures precipitated sulfur particles.
  • Backwashing Process – The system initiates a backwashing process to remove accumulated contaminants utilizing an Empress Vortech Tank for fast and thorough cleansing. It also ensures the system is reset with a fresh air pocket for subsequent cycles.
  • Distribution of Sulfur-free Water – Treated water, free from iron, manganese, and hydrogen sulfide contamination, is distributed to the household.

😎Why #1 Sulfur Filter In 2024?

springwell ws1

The SpringWell WS1 earned its position as the No. 1 sulfur filter for well water due to several key features:

  • 4-Stage Water Treatment – The WS1 water treatment process combines AIO and Greensand fusion to effectively target hydrogen sulfide and other contaminants.
  • High Sulfur Removal Capacity: Remarkable capacity to remove up to 8 PPM of hydrogen sulfide in water.
  • Easy Maintenance – The system features an automatic backwashing process that flushes accumulated sulfur particles from the media.
  • Smart Bluetooth Monitoring – The ability to monitor and adjust system performance using the SpringWell Bluetooth app allows users to address issues or make adjustments remotely, enhancing convenience and control.
  • Lifetime Warranty – A lifetime warranty and a 6-month satisfaction guarantee showcase the manufacturer’s commitment to customer satisfaction.

⚙️Ease Of Use And Maintenance:

The WS1 comes with a comprehensive installation kit, providing users with all the necessary components for a DIY installation.

You can also go through the tutorial videos on their website to understand the installation process.

As for maintenance, the system’s automatic backwashing process efficiently flushes out accumulated sulfur particles.

Hence user intervention is minimal. 

It is also user-friendly.

The Bluetooth monitoring feature allows users to monitor system performance and adjust settings remotely using the SpringWell app. 

🧑🏼‍💻Customer Support

Springwell offers good customer support where you can contact them via phone, email, post, or contact form on their website. 

#2 Pick: Softpro Iron Master AIO

Best For Iron + Sulfur
Softpro Iron Master AIO

Pros

  • Advanced AIO Treatment Process
  • High-quality build
  • Removes 5 ppm sulfur from water
  • It also removes upto 30 ppm iron and 7 ppm manganese
  • Decent flow rate of 6-12 GPM
  • High-efficiency control valve
  • Impressive warranty offers
  • Good customer service

Cons

  • Better for high iron levels than high sulfur levels
  • Tricky installation
  • Manual control head

The IronMaster comes with a lifetime warranty on the tank, a 7-year circuit board warranty.

This ensures protection against potential electronic issues and a limited lifetime warranty on the control valve.

🧪Sulfur Removal: 

The SoftPro IronMaster AIO Water Filtration System is moderate at sulfur removal, effectively eliminating up to 5 PPM of hydrogen sulfide

This is achieved through its Air Injection Oxidation (AIO) process. Water is passed through an air bubble in the tank, oxidizing sulfur compounds naturally.

The system also boasts the capability to reduce 30 PPM of iron and 7 PPM of manganese

Using Katalox media further enhances filtration efficiency, making it a reliable solution for homes with moderate sulfur contamination and high iron levels.

😎Why #2 Sulfur Filter In 2024?

Softpro Iron Master AIO

The SoftPro IronMaster secures its position as a top sulfur filter in 2024 for several compelling reasons:

  • Affordability: Priced around 30% less than its competitors, the IronMaster provides an economical yet excellent solution for sulfur removal.
  • Treatment Capability: The system addresses sulfur issues and effectively tackles high iron and manganese levels.
  • Chemical-Free Air Injection Technology: It utilizes air injection for oxidation ensuring a chemical-free process, making it a safe and eco-friendly choice.
  • Low Maintenance: It features a self-cleaning mechanism and a unique horizontal piston that prevents contaminants from building up in the valve.
  • Multiple Warranties: SoftPro provides a lifetime warranty on the tank, a 7-year warranty on the circuit board, and a limited lifetime warranty on the control valve.

⚙️Ease Of Use And Maintenance:

The SoftPro IronMaster is user-friendly and requires minimal maintenance, making it an attractive option for homeowners. 

The system is designed for easy installation, making it accessible for those who prefer a DIY approach.

However, professional installation is recommended for inexperienced users. 

The self-cleaning feature and automatic oxygen replenishment contribute to a hassle-free maintenance experience. The horizontal piston design prevents the accumulation of contaminants in the valve.

The control head is manually operated but easy to use, allowing users to manage the system efficiently.

🧑🏼‍💻Customer Support:

SoftPro’s responsive customer service addresses customer queries effectively.

You can contact them during office hours via call or email on the website. 

#3 Pick: DROP Single Tank Sulfur Aeration Filter

Smart Solution
DROP Single Tank Sulfur Aeration Filter

Pros

  • Effective AIO technology
  • Smart performance features
  • Convenient DROP app 
  • Easy installation
  • Low maintenance 
  • Additional leak detectors available 
  • 5-year warranty

Cons

  • Expensive
  • DROP Hub costs extra to enjoy all the features

The system has an extensive 5-year warranty, showcasing the manufacturer’s confidence in the product’s quality and durability.

🧪Sulfur Removal: 

The DROP Single Tank Sulfur Aeration Filter removes only upto 4 ppm sulfur from well water. 

The system offers two types of filtering media – Smart Blend Media for iron and Sulfur Reduction Media for sulfur

This versatility allows users to choose the most suitable option based on their specific water quality needs.

A compressed air bubble oxidizes hydrogen sulfide gas as water passes through the tank. 

Then, the sulfur reduction media bed efficiently eliminates the oxidized sulfur, providing odor-free, clean drinking water.

By injecting air into the top of the tank, the system also facilitates the conversion of ferrous iron to ferric iron after untreated water has passed through the control valve. 

It prevents the control valve from fouling with iron, eliminating problems such as plugged seals, dried-up seals, jammed pistons, and other associated iron issues.

😎Why #3 Sulfur Filter In 2024?

DROP Single Tank Sulfur Aeration Filter

This filter earns its place due to the following key features: 

  • Innovative Technology: Air injection to convert ferrous iron and integrate smart technology for efficient sulfur removal.
  • Smart Leak Detection: It is compatible with smart leak detectors, which provide automatic protection by shutting off water to the home if a leak is detected.
  • Flexible Ecosystem: The DROP ecosystem, coupled with an intuitive DROP app, allows users to monitor and control the system from anywhere, providing real-time alerts and notifications for system events.
  • Ease of Maintenance: The efficient backwashing mechanism ensures that contaminants are periodically flushed out, maintaining the system’s performance. Additionally, the DROP app provides easy access to system controls and troubleshooting, simplifying user maintenance.
  • 5-Year Warranty: Users can enjoy peace of mind with a 5-year warranty included with the system.

The DROP App provides real-time notifications, texts, and emails for system alerts, ensuring users stay informed about the system’s status and potential issues. 

⚙️Ease Of Use And Maintenance:

The DROP Single Tank Sulfur Aeration Filter is user-friendly and convenient. 

The DROP App is a centralized control hub.

 It allows users to access system controls, receive real-time notifications, and monitor water usage data and history.

Users can effortlessly monitor and adjust cycle times using the DROP App, providing a customizable and user-friendly experience.

The system’s backwash cycle occurs periodically, efficiently removing contaminants trapped by the media bed. 

🧑🏼‍💻Customer Support:

DROP has a good customer satisfaction rate, offering reliable customer support and a comprehensive warranty package.

You can contact them via phone or live chat facility on their website. 

#4 Pick: US Water Systems MATRIXX INFUSION 

High Sulfur Removal
US Water Systems Matrixx

Pros

  • High sulfur removal rate of upto 30 ppm
  • AIO + Catalytic Carbon Filter for disinfection
  • High-quality build 
  • Impressive 10-25 GPM flow rate range
  • Easy maintenance 
  • NSF-certified components
  • Multiple warranties 

Cons

  • Relatively higher initial cost
  • Concerns on septic-friendliness
  • Requires large space to install 

The Matrixx Infusion comes with a lifetime warranty on the carbon tank, a 10-year warranty on carbon filter valves and valve electronics, and a 5-year warranty on the precision injection panel

🧪Sulfur Removal: 

The US Water Systems Matrixx Infusion Iron and Sulfur Removal System effectively eliminates large quantities of sulfur from well water. 

It uses a chemical injection and oxidation process with hydrogen peroxide, responsible for the impressive removal capacity of up to 30 PPM of hydrogen sulfide

The infusion of hydrogen peroxide is a key feature.

It provides strong oxidizing capabilities to combat a range of impurities, making it a versatile solution for disinfection and odor control.

It further addresses iron levels with a reduction rate of up to 20 PPM. It tackles manganese and sulfur bacteria, ensuring comprehensive water purification.

😎Why #4 Sulfur Filter In 2024?

US WATER SYSTEMS MATRIXX SMART Softener

The US Water Systems Matrixx Infusion earns the top spot for various reasons: 

  • Chemical injection filtration system with hydrogen peroxide infusion – It is a complete game-changer that can remove up to 30 PPM of sulfur.
  • High efficiency and low maintenance costs – With only one moving part, the system is easy to maintain, and its efficient Vortech tank reduces water waste during backwashing by approximately 30%.
  • NSF-approved components – The certified build ensures the highest quality standards.

⚙️Ease Of Use And Maintenance:

While the Matrixx Infusion is a sophisticated system, it is designed for user-friendly operation. 

Note that professional installation is recommended due to the complexity of the system. 

The infusion of hydrogen peroxide is a straightforward process, and the system’s efficient Vortech tank contributes to easy maintenance. 

It provides a consistent water flow rate range of 10-25 gallons of water per minute without a drop in water pressure. 

The backwash cycles can be conveniently programmed through a smartphone app, allowing users to control the system from anywhere in the house. 

The system’s chrome tank provides durability and a sleek and easy-to-clean appearance.

While providing effective oxidation, the 10-gallon pre-filled hydrogen peroxide tank requires periodic refilling, adding to the system’s overall maintenance.

🧑🏼‍💻Customer Support:

In case of any queries, you can call the customer support team through phone call or the contact form available on the website. 

#5 Pick: AFWFilters Platinum

Budget Pick
AFWFilters Platinum Series

Pros

  • AIO + Filox (Mang-Ox) Filter Media Treatment Process
  • 7 ppm sulfur removal rate
  • Decent water flow rate of 12-15 GPM
  • Self-cleaning system
  • Stainless steel bypass valve
  • Fleck 2510SXT digital control valve
  • Impressive guarantee and warranty offers

Cons

  • Less effective than competitors

AFWFilters stands behind its product with a 120-day money-back guarantee, offering customers a risk-free trial. 

Additionally, it comes with a 10-year warranty on the tank and a 5-year warranty on the control valve

🧪Sulfur Removal: 

The AFWFilters Filox 10 employs advanced Filox media in a 4-stage filtration process to effectively tackle sulfur issues in well water. 

It can treat up to 7 ppm of hydrogen sulfide, 15 ppm of iron, and 3 ppm of manganese

The use of Filox, composed of manganese dioxide, is key to eliminating the rotten egg odor associated with the presence of hydrogen sulfide.

 This does not require a noisy air injection or harmful chemicals.

While it may be less efficient than some air injection filters or chemical oxidation systems, the Filox media offers a solid chemical-free solution for low sulfur levels. 

😎Why #5 Sulfur Filter In 2024?

The AFWFilters Filox 10 is our last best sulfur filter choice for several compelling reasons:

  • Advanced Filtration Media: The utilization of Filox, a manganese dioxide-based filtration media, efficiently removes hydrogen sulfide and iron, making it an effective chemical-free solution.
  • Maintenance-Free Operation: The self-cleaning system design ensures minimal maintenance, providing convenience to users.
  • Solid Build Quality: Despite its budget-friendly pricing, the Filox 10 surprises users with solid build quality, providing a combination of affordability and durability.
  • Warranty Coverage: The Filox 10 comes with a 10-year warranty on the tank and a 5-year warranty on the control valve.

⚙️Ease Of Use And Maintenance:

Users appreciate the easy DIY set-up, with a helpful installation guide and programming videos on the AFWFilters website. 

Users report that the system maintains consistent water pressure even with multiple taps open, ensuring a seamless user experience.

The Filox 10’s self-cleaning system minimizes the need for regular maintenance, reducing ongoing user costs.

However, it’s essential to note that the Filox media may have a shorter lifespan than some competitors.

🧑🏼‍💻Customer Support:

AFWFilters has a satisfied customer base with good ratings. You can contact them via phone or email through the official website.  

Also Read: Top 5 Iron Filters For Well Water

🫗How To Select The Best Sulfur Removal System [Expert’s Buying Guide]

How to select Best Sulphur Removal System

Here are the 5 important aspects we considered while choosing the top 5 sulfur water treatment systems:

💦Type of Sulfur Filter

Choosing the right type of water filter for sulfur is essential for effective removal. Some common types are:

  • Air Injection Oxidation (Most Economical) – Injects air to oxidize hydrogen sulfide into solid particles, providing an economical solution.
  • Chemical Filters (Most Effective) – Use chlorine or hydrogen peroxide to remove sulfur but involve high maintenance costs due to chemical usage.
  • Catalytic Carbon Filters – Effectively remove sulfur and other common contaminants through adsorption and oxidation but have specific pH range requirements with a higher initial cost.
  • Manganese Dioxide Filters – Effective for sulfur and manganese removal with a single self-backwashing tank system, but optimal performance relies on pH levels.
  • Anion Ion Exchange Softeners – Uses polymeric matrix resin and can reduce sulfur levels by around 90%, but not the most efficient method for high sulfur concentrations.

🧫Other Well Water Contaminants In Your Water Supply

Before selecting a sulfur removal system, testing your well water for other harmful contaminants is crucial.

Use reliable water test kits or state-certified labs for accurate results. 

Knowing other contaminants in your water source helps you decide on additional filtration options if needed (like an iron filter or UV filter). 

🚿Sulfur Filter Capacity and Flow Rate

Choose a sulfur filter with sufficient capacity to handle the sulfur concentration in your well water.

Consider the maximum removal rate and the size of your household.

Ensure the sulfur filter’s flow rate requirements match your well pump.

An adequate flow rate is crucial for proper backwashing and system efficiency.

😄Ease Of Installation and Maintenance

Opt for a system with clear installation instructions and, if possible, video guides.

Whether you’re doing it yourself or hiring a professional, it ensures a smooth installation process.

Evaluate the maintenance requirements of the system.

Look for user-friendly features that simplify routine upkeep, such as easy-to-replace filter media and accessible components.

📜Warranty and Customer Support

Prioritize systems with extended warranties, covering essential components like tanks, valves, and electronic parts.

A longer warranty period indicates the manufacturer’s confidence in the product’s durability.

Research the reputation of the manufacturer’s customer support.

Reliable customer support ensures assistance if you encounter issues or have questions about the system.

Also Read: Health Effects Of Sulfur In Water

Whole House Sulfur Water Filter: FAQs

What is the cheapest way to remove Sulphur from well water?

The cheapest way to remove sulfur from well water is through degassing. 

It involves allowing the water to sit in an open container so that air oxidizes the sulfur.

It also allows the naturally occurring hydrogen sulfide gas to escape, and the water smell dissipates.

While it is simple and cost-effective, it may not be suitable for high levels of sulfur or long-term prevention.

Will a water softener remove sulfur smell?

No, ordinary household water softeners are not designed to remove sulfur smells from well water.

While they can effectively remove hard water minerals like calcium and magnesium, sulfur can clog their resin.

This leads to a foul smell that needs repair.

Softeners with anion exchange resin can come in handy for this purpose (90% reduction rate), but they are not readily available.

Thus, dedicated sulfur filters or effective methods, such as aeration or oxidation, are recommended to tackle sulfur smells.

Is it safe to drink well water that smells like sulfur?

Drinking well water with hydrogen sulfide gas caused by harmless sulfur bacteria is generally safe in small concentrations.

A water heater can also be a perfect place for the conversion of sulfur to sulfide gas. 

However, the unpleasant sulfur odor can affect the taste, and the water may cause laxative effects and dehydration in some individuals. 

It is advisable to have the water tested for other contaminants or install a specialized filter.

It will ensure that the sulfur concentration is within acceptable limits for aesthetic and health reasons.

Why I am getting sulfur smell in well water after heavy rain?

Heavy rain can stir up sediment and organic matter in the ground, leading to changes in well water quality.

Sulfur bacteria thrive in oxygen-deficient environments.

Rainwater can introduce oxygen into the well, promoting the growth of these microbial contaminants.

It can result in a temporary increase in sulfur smell.

Adequate water testing and a proper sulfur removal system can help address this water issue. 

Will bleach get rid of sulfur smell in well water?

Chlorine bleach can effectively remove medium sulfur levels in well water and disinfect water supplies.

It oxidizes hydrogen sulfide, converting it into a non-volatile form that doesn’t produce an unpleasant odor.

Additionally, it also shows chemical reactions with iron and manganese. 

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