Comparison: Best Whole House Filter For Iron (Updated | Oct 22nd)
When dealing with iron in water, finding the right whole-house filtration system is essential for maintaining clean, clear water throughout your home. This comparison explores top-rated filters designed to effectively reduce iron content, balancing performance, capacity, and ease of maintenance. Whether your water contains ferrous iron, ferric iron, or both, the selected systems offer varying technologies—from sediment pre-filters and catalytic carbon to oxidative media—to address your specific needs. We provide objective insights to help you make an informed choice based on water quality, usage, and long-term reliability.
Editor’s Choice
Best for a specific purpose
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Best for best overall:
iSpring Whole House Water Filter System -
Best for best value:
Waterdrop Whole House Water Filter System -
Best for premium build:
Express Water Whole House Water Filter System | IRON & MANGANESE | 3 Stage Full Home Filtration -
Best for iron removal:
iSpring WGB21BM 2-Stage Whole House Water Filtration System -
Best for advanced filtration:
iSpring Iron -
Best for compact system:
iSpring Whole House Water Filter System -
Best for budget pick:
Waterdrop Whole House Water Filter -
Best for long lifespan:
Waterdrop 3-Stage Whole House Water Filter System -
Best for easy install:
PUREPLUS 1-Stage Whole House Water Filter -
Best for editors choice:
iSpring WGB32BM 3-Stage Whole House Water Filtration System (w/ 20” x 4.5” Sediment
Product Comparison: Best Whole House Filter For Iron
Best overall
iSpring Whole House Water Filter System, Reduces Iron, Manganese, Chlorine, Sediment, Taste, and Odor, 3-Stage Iron Filter Whole House, Model: WGB32BM
iSpring
- Whole house water filter that protect your family and household appliance from iron, manganese and more: Our 3rd stage iron water filter (FM25B) is specially designed for iron and manganese removal, reducing iron (MAX 3.0 ppm) and manganese (MAX 1.0 ppm). The water filter lasts up to 3 times longer than greensand due to the catalytic media not being consumed in the process. This whole house water filter system also removes sediment, chlorine, rust, herbicides, industrial solvents, and more.
- DIY installation and maintenance – refer to our manual and our helpful YouTube videos for easy DIY installation. With 1 in. NPT inlet / outlet and 20 in. x 4.5 in. water filter cartridges, WGB32BM whole home water filter system has minimum impact on water flow (up to 15 GPM) and requires minimum maintenance.
- Top-notch quality – the first stage high capacity polypropylene sediment filter achieves filtration down to 5 microns. The second stage carbon block filter is made of high quality coconut shell carbon for maximum filtration efficiency and filter life. Both water filters are tested by an independent third-party to meet NSF/ANSI standards. Both water filters have a capacity of 100,000 Gal. of water, enough to supply a family of four with clean water for a full year.
- Peace of mind customer service – register online to activate your 1-year manufacturer warranty and life-time free tech support from U.S. local support team. We stand behind our products and if you encounter any problems with any of our products please reach out to us immediately. We are happy to help!
- Please note – this whole house water filter is installed at the main water supply line in order to treat all the water in your home; unlike an RO system, this whole house water filtration system will NOT reduce Total Dissolved Solids (TDS) and instead keeps healthy minerals in your water; if you are interested in a filter that removes TDS consider our iSpring Reverse Osmosis (RO) systems. The cartridges are individually wrapped to ensure freshness. Please unwrap the cartridges before use.
Best value
Waterdrop Whole House Water Filter System, Reduce Iron & Manganese, with Carbon and Sediment Filters, 5-Stage Filtration, Reduce Iron, Lead, Chlorine, Odor, 2-Stage WD-WHF21-FG, 1" Inlet/Outlet
Waterdrop
- 【Efficient filtration】The combination of iron and manganese reducing filter and GAC filter effectively delivers a 5-stage filtration process, reducing large particles and sediments larger than 5 microns. The 10"x4.5" whole house water filter can effectively reduce iron up to 99.3%, manganese up to 96.8%, and chlorine up to 95.63%, as well as rust and other impurities. GAC filter adopts natural coconut shell, which reduces funny taste and odor, while improving the water taste for you.
- 【Longer lifespan】The iron and manganese reducing filter and GAC filter will serve for up to six months before replacement. Waterdrop’s whole house water filter system features longer lifespan, therefore saving your potential replacement cost.
- 【Strong and durable】The home water filtration system has passed 100,000+ water hammer tests and water pressure tests, confirm normal work under the pressure of 25-90psi without external damage and crack. The work pressure is daily water pressure in USA. Please rest assured to purchase and use it.
- 【DIY installation】The installation is so simple that you can do it on your own following the instructions in the manual. The included wrench facilitates the replacement, installation, and related processes. Please wrap the telfon tape appropriatly, wrap too many turns or too thick will shorten the life of the copper.
- 【Protects water appliances】This 10"x4.5" whole house water filtration system protects your water pipes from rust and extends the lifespan of your water-related appliances by delivering clean water source without clogging.
Premium build
Express Water Whole House Water Filter System | IRON & MANGANESE | 3 Stage Full Home Filtration, Top-Tier Filters Removes Stains/Color on Glass-Ware, Fixtures, Laundry, Signf. Reduces Lead & Arsenic
EXPRESS WATER
- WHOLE HOUSE WATER FILTRATION: Notice the difference immediately with our 3-stage water filtration process throughout your home. From every faucet enjoy crystal clear, drinkable, water and protect your health, pipes, and appliances.
- COMPREHENSIVE FILTRATION SYSTEM: The IRON & MANGANESE system was specially designed to significantly reduce those exact impurities. For those who have reddish-brown staining on porcelain, fixtures, laundry, and also have unpleasant taste/smelling water!
- DELUXE WATER FILTER: With the Express Water Deluxe Series you get a heavy duty stainless steel bracket and free-stand frame. The system includes pressure release buttons for each filter and pressure gauges for system monitoring and ease of filter change.
- SOFTENER & APPLIANCE PROTECTION: Avoid costly repairs, ensure that pipes & appliances in your home are protected from dirt & silt build-up. It's recommended for those with Water Softener systems, install a filtration system at water inlet before Softener.
- FILTER SCHEDULE: Depending on whole home usage and inlet water quality, filters 1-3 should be replaced every 6-12 months, or 100K gallons of water filtration. Our 1" connection, and filters, allow for 0.25 gallons per second at 45-80 PSI.
- PLEASE NOTE: This 3-stage whole house water filtration system does NOT reduce TDS. If that is one of your desires, please consider one of our reverse osmosis systems – search "Express Water RO5DX" on Amazon.
- NSF CERTIFIED FILTERS: Our fitlers have been tested by independent 3rd party and are 100% NSF certified. To easily find compatible replacement filter for this system, search on Amazon "FLTWH2045ICS1".
Iron removal
iSpring WGB21BM 2-Stage Whole House Water Filtration System, 10” x 4.5” Carbon Block and Iron & Manganese Reducing Filters, 1" Ports
iSpring
- Two-Stage Effective Filtration Our featured 2nd stage filter (FM15B) is specially designed for iron and manganese removal, reducing iron (Max 3.0 ppm down to 0.01 ppm) and manganese (Max 1.0 ppm down to 0.01 ppm). Using high quality coconut shell carbon and highly compact fabrication tech, 1st-stage CTO filter(FC15B) knocks out cloudiness as well as bad tastes and odors, removes over 90% of chlorine, and is highly effective on VOCs like herbicides and industrial solvents. iSpring WGB21BM is THE system you need to protect your family and household appliance from iron, manganese, and more.
- Easy Installation and Filter Change The system comes pre-assembled onto the mounting bracket for a streamlined, DIY installation. Filter wrench included to make routine filter changes easy and quick. Refer to our manual and our helpful YouTube videos to install this point-of-entry (POE) filtration system at the main water supply to get clean and healthy water for the entire family. With 1 NPT inlet/outlet and 10 x 4.5 filter cartridges, the system has a minimum impact on water flow (up to 15 GPM) and requires minimum maintenance.
- Top-Notch Quality The first stage CTO Carbon Block filter is made of high-quality coconut shell carbon for maximum filtration efficiency and filter life. It is tested by an independent third-party to meet NSF/ANSI standards. The iron and manganese reducing filter lasts up to 3 times longer than greensand due to the catalytic media not being consumed in the process. Those filters have a filtration capacity of up to 50,000 gallons of water, enough to supply a family of four with clean water for up to a year.
- Please Note This system is installed at the main water supply line in order to treat all the water in your home. For well/pond water with very high iron/manganese please contact us for customized solutions. Unlike an RO system, this system will NOT reduce Total Dissolved Solids (TDS) and instead keeps healthy minerals in your water. If you are interested in a filter that removes TDS, please consider our iSpring Reverse Osmosis (RO) systems RCC7 series or tankless RO500.
Advanced filtration
iSpring Iron, Hydrogen Sulfide, Manganese Whole House Water Filter System, Also Reduces Sediments, Lead, Chlorine, Chloramine, Mercury, WGB32B-MKS 3-Stage Whole House Water Filtration System
iSpring
- Cutting-Edge Filtration: Our system employs advanced water purification with three specialized filters. The first-stage FP25B polypropylene sediment filter captures minute particles (down to 5 microns). The second-stage FG25B-KS compound filter targets a broad spectrum of contaminants, including chlorine, chloramine, lead, mercury, hydrogen sulfide, and heavy metals. The third-stage FM25B iron water filter is dedicated to reducing iron levels (up to 3.0 ppm) and manganese (up to 1.0 ppm).
- Effortless Installation: Experience DIY simplicity with our user-friendly manual and instructional YouTube videos. Featuring 1” NPT inlet/outlet connections and 20” x 4.5” filter cartridges, the installation process is seamless.
- Exceptional Performance and Longevity: Enjoy robust water flow, providing up to 15 GPM throughout your household with minimal pressure drop. Designed to cater to a family of four, our filters ensure clean water for up to a year, depending on your water quality and usage.
- Dedicated Customer Service: Gain peace of mind with our exceptional customer support. Access technical assistance and service directly from our Atlanta, GA headquarters via phone or email. Our knowledgeable team is committed to guiding you in finding the ideal filtration solution for your water concerns and post-purchase support needs, enhancing your overall user experience.
- Important Note – TDS Preservation: Unlike RO membranes, our system preserves essential minerals (TDS) while effectively removing harmful chemicals. For TDS reduction, explore our iSpring Reverse Osmosis (RO) systems.
- Freshness Guaranteed: Individually wrapped cartridges ensure freshness; unwrap them before use for optimal performance.
Compact system
iSpring Whole House Water Filter System, Reduces Iron, Manganese, Chlorine, Sediment, Taste, and Odor, 3-Stage Iron Filter Whole House, Model: WGB31BM, 10” x 4.5” Filters, 1” Inlet/Outlet
iSpring
- Reliable Whole House Water Filtration – This 3-stage whole house water filter system includes a 10” x 4.5” sediment filter, a carbon block filter, and an iron filter to tackle sediments, chlorine, odors, iron, and manganese across your entire water supply.
- Effective Iron & Manganese Reduction – The FM15B water filter in the third stage is specially designed for iron (up to 3.0 ppm) and manganese (up to 1.0 ppm) removal.
- Compact Yet Powerful: Ideal for apartments, smaller homes, or vacation properties, this 10” x 4.5” whole house water filter fits tight spaces while delivering long-lasting, high-performance filtration.
- Long-Lasting Performance — Built for durability and steady flow, this whole house water filter treats up to 50,000 gallons or 12 months, providing families with reliable, long-term filtration.
- DIY-Friendly Installation — With 1” NPT inlet/outlet and standard 10” x 4.5” cartridges, the WGB31BM is easy to install with our step-by-step manual and YouTube guides. It maintains strong water flow (up to 15 GPM) and requires minimal upkeep.
- Hassle-Free Maintenance — Convenient red pressure release buttons make filter changes quick and simple by releasing built-up pressure in the housings.
- Peace of Mind Guaranteed – Supported by a 1-year limited warranty and lifetime technical support from our U.S.-based customer service team. Whether you're purchasing your first whole house water filtration system or replacing your current home water filter, we're here to help—before and after your purchase.
- Fresh & Ready — Cartridges arrive individually sealed to maintain top filtration quality. Unwrap before installing.
Budget pick
Waterdrop Whole House Water Filter, Carbon Filter, Reduce Iron & Manganese Filter Cartridge, Replacement for GE GXWH40L, FXHTC, Ispring, Culligan® RFC-BBSA, Whirlpool®, Any 10" x 4.5" System, 5 Micron
Waterdrop
- Efficient filtration：The combination of iron and manganese reducing filter and GAC filter delivers an effective 5-stage filtration process, which reduces large particles and sediments larger than 5 microns. This whole house water filtration system can effectively reduce iron up to 99.3%, manganese up to 96.8%, and chlorine up to 97%. It also reduces rust and other impurities, leaving you with purified water with no funny taste or odor.
- Safe materials：The GAC filter adopts natural coconut shell, which reduces unpleasant odor and taste in your tap water.
- Improved lifespan：The filter system will serve for 6 months before replacement.
- Safeguard your water appliances：By ensuring that no harmful contaminant ends up in the filtered water, this whole house water filter prevents rusting and help your water-related appliances last longer.Waterdrop is an independent brand
- Perfect compatibility：Compatible with GE FXHTC, GXWH40L, GXWH35F, GNWH38S, GXWH30C, GNQH38S, American Plumber W10-PR, W10-BC, W15-PR, WRC25HD, WHIRLPOOL WHKF-WHPCBB, WHKF-GD25BB, Pentek RFC-BB, Culligan HD-950A, RFC-BBSA, WH-HD200-C, ATRIKX-CTO2-HD10, W50, W5CPHD, HD950,WGB21B, Waterdrop WD-WHF21-PG, WD-WHF21-FG and most systems with 10"x4.5" filters.
Long lifespan
Waterdrop 3-Stage Whole House Water Filter System,Reduce Iron&Manganese,with Carbon &Sediment Filters,7-Stage Filtration,Reduce Lead,Chlorine,Odor,5 Micron WHF3T-FG,1" Inlet/Outlet
Waterdrop
- 𝐒𝐆𝐒 𝐓𝐞𝐬𝐭𝐞𝐝 𝐚𝐧𝐝 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝：Tested by SGS, Waterdrop whole house water filter system effectively reduces 95.9% of iron、99.7% of manganese.Using double iron and manganese removal cartridge to effectively solve issues caused by excessive iron and manganese, such as pipeline aging and corrosion, poor water quality, and damage to home water appliances.
- 𝐍𝐒𝐅/𝐀𝐍𝐒𝐈 𝟑𝟕𝟐 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝：The water filter system is certified by NSF/ANSI 372 for lead-free materials to ensure your water safety.Built with durable materials, our water filter system has passed 100,000+ water hammer tests to resist harsh environments, reducing maintenance and replacement hassle.
- 𝟕-𝐒𝐚𝐭𝐠𝐞 𝐅𝐢𝐥𝐭𝐫𝐚𝐭𝐢𝐨𝐧：Using double iron and manganese removal cartridge and covered with high-quality carbon fiber filter achieve double filtration area，our whole house water filter system effectively reduces iron、manganese、smell and odors、chlorine、sediment、rust、sand and other large particles impurities. Provides healthier water for you.
- 𝐋𝐨𝐧𝐠𝐞𝐫 𝐋𝐢𝐟𝐞𝐬𝐩𝐚𝐧& 𝐄𝐚𝐬𝐲 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧：The Iron & Manganese reducing filter is expected to be changed every 6-12months, while the GAC filter is due for a change every 12months. Easy-to-follow instructions make it easy to complete the installation by yourself. We are committed to saving your time、labor and cost.
- 𝐓𝐡𝐞 𝐅𝐢𝐫𝐬𝐭 𝐃𝐞𝐟𝐞𝐧𝐬𝐞 𝐨𝐟 𝐇𝐨𝐦𝐞：whole house water filter system protects household water appliances from blockages, wasted power and other issues.Designed to support both well water and municipal sources, it ensures 15GPM steady flow rate，providing stable water supply for your daily needs.
Easy install
PUREPLUS 1-Stage Whole House Water Filter, with Iron Manganese Reducing Water Filter, for Well Water, 10"x4.5" Universal Housing
PUREPLUS
- Comprehensive Filtration: Our system employs a multi-stage filtration process to effectively remove impurities commonly found in well water, such as sediment, rust, and heavy metals. Enjoy crystal-clear water from every tap in your home.
- Durable and Long-lasting: Built with durability in mind, the filter housing is constructed from high-quality materials that can withstand the demands of well water filtration. It is designed to provide reliable performance for an extended period, reducing the need for frequent replacements.
- High Flow Rate: Designed to provide a high flow rate, our water filter ensures optimal water pressure throughout your house. So, whether you're taking a shower, doing laundry, or using multiple faucets simultaneously, you won't experience any noticeable drop in water pressure.
- Easy Installation: The whole house water filtration system is equipped with all the tools required for installation. Including a heavy-duty steel mounting bracket, wrench, and 4 screws with O-ring. It's easy to install and replace the filter cartridge using just a wrench. Release pressure through the red valve first.
- Customizable Options: PUREPLUS 10" whole house water filter housing can fit all standard 10” x 4.5" filters with different materials, such as sediment cartridge (PP10BB), sediment and carbon cartridge (PP10BB-CC), pleated cartridge (PPL10BB), carbon cartridge (CTO10BB). Multiple choices will meet the requirements of different families.
Editors choice
iSpring WGB32BM 3-Stage Whole House Water Filtration System (w/ 20” x 4.5” Sediment, Carbon, and Iron & Manganese Reducing Filters) w/ 3/4'' Push-Fit Braided Stainless Steel Hose Connectors
iSpring
- The whole house water filter that protect your family and household appliance from iron, manganese, and more: Our 3rd stage water filter (FM25B) is specially designed for iron and manganese removal, reducing iron (MAX 3. 0 ppm down to 0. 01 ppm) and manganese (MAX 1. 0 ppm down to 0. 01 ppm). The water filter lasts up to 3 times longer than greensand due to the catalytic media not being consumed in the process. This whole house water filter system also removes sediment, chlorine, rust, herbicides, industrial solvents, and various other contaminants.
- DIY Installation and Maintenance: Refer to our manual and our helpful YouTube videos for easy DIY installation. With 1” NPT inlet / outlet and 20” x 4. 5” filter cartridges, this whole house water filter system has minimum impact on water flow (up to 15 GPM) and requires minimum maintenance. Two 12” push-fit hoses are included for hassle-free installation to any 3/4'' pipes like Copper, PEX, or CPVC pipes with no welding or glue needed. A removal tool is also included if you need to disconnect the water filter system.
- Top-Notch Quality Water Filter Whole House: The first stage high capacity polypropylene sediment filter is able to achieve filtration down to 5 microns. The second stage CTO Carbon Block filter is made of high quality coconut shell carbon for maximum filtration efficiency and filter life. Both water filters are tested by an independent third-party to meet NSF/ANSI standards. Both water filters have a capacity of 100, 000 gallons of water, enough to supply a family of four with clean water for a full year.
- Peace of Mind Customer Service: Register online to activate your extended manufacturer and life-time free tech support from U. S. local support team. We stand behind our products and if you encounter any problems with any of our whole house water filter products please reach out to us immediately. We are happy to help.
- Please Note: This whole house water filter system is installed at the main water supply line in order to treat all the water in your home. Unlike an RO system, this system will NOT reduce Total Dissolved Solids (TDS), and instead keeps healthy minerals in your water. If you are interested in a filter that removes TDS consider our iSpring Reverse Osmosis (RO) systems.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Buying Guide
FAQs
Which product is best for reducing high iron levels?
iSpring Iron, Hydrogen Sulfide, Manganese Whole House Water Filter System (B0CMRXYBR6) is specifically designed for heavy iron reduction.
What is the most compact system for iron removal?
iSpring WGB21BM 2-Stage Whole House Water Filtration System (B088C1T9ZR) has a 10” x 4.5” footprint, ideal for tight spaces.
Which system includes a manganese reduction stage?
Express Water Whole House Water Filter System (B0D1HGW1D1) features a dedicated 3-stage filtration for iron and manganese.
Are there filter systems with extended service life?
Waterdrop Whole House Water Filter System (B09SM2ZN3X) uses a carbon block filter with longer iron-reducing capacity.
Which system handles both iron and chlorine effectively?
iSpring Whole House Water Filter System (B01FI3BLYM) reduces iron, manganese, and chlorine simultaneously.
What is a budget-friendly option for iron reduction?
PUREPLUS 1-Stage Whole House Water Filter (B0B5DSTW9F) offers basic iron and manganese reduction at a lower cost.
