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iSpring FP11X25 1 Micron Box of 25 10"x2.5" Standard Sediment Water Filter Replacement Cartridges, 25-Pack (FP11X25)
Multi-layer gradient design 2.5 inch (O.D) x 10 inch (Length) x 1 1/8 inch (I.D), Fits industry standard 10 inch filter housings Good for RO, Counter-top, Whole-house water filters and ice machine, film, beverage processing Genuine filter cartridge supply. This filter can also be used for pool and hottub.
iSpring FP15X25 5 Micron Box of 25 10"x2.5" Standard Sediment Water Filter Replacement Cartridge, 25-Pack (FP15X25)
Made of 100% Melt-Blown Polypropylene, multi-layer filtration. This filter can also be used for pool and hottub. Diameter 2.5" x 10" Length 5 Micron - 25 filters included Fits 10" filter housings Tested by independent third-party to meet NSF/ANSI standard
iSpring FT15INRF Universal Refrigerator Water Filter, Fridge Top Water Filter, 1-Stage (FT15INRF)
Removes sediment, chlorine, lead, mercury and other contaminants
Larger capacity than the small ordinary refrigerator filter
Push-to-connect quick fittings
The upgraded post-filters come with quick connections and fittings. Please attach the included fittings to the filters and connect the tubings to the fittings. You may discard the old compression fittings.
iSpring UVT55 UV Light Whole House Water Filter Transformer/Ballast, 55W 110V, for UVF55 (UVT55)
UV transformer/ballast for UVC lamps, 55-Watt, 110-Volt
Compatible only with iSpring whole house UV filter UVF55
UL recognized component
Current frequency: 60 Hz
1-year limited manufacturer warranty and lifetime tech support from iSpring water systems
Out of Stock
$67.99
iSpring F3RCD100HC-T 2-Year Replacement Filter Pack for RCD100-THCW Countertop Reverse Osmosis System , Includes FPT100 x2, MCD100HC x1, 3 Pieces (F3RCD100HC-T)
VALUE BUNDLE FILTER PACK - A complete replacement filter pack for the iSpring RCD100-THCW countertop reverse osmosis system, including FPT100 ×2 and MCD100HC ×1, delivering up to a two-year filtration solution for consistent water quality and long-term value.
FPT100 COMPOSITE FILTRATION - Multi-layer PP sediment and activated carbon filtration reduces common contaminants such as sand, rust, particles, chlorine, and odors.
MCD100HC RO MEMBRANE PERFORMANCE - The core RO membrane of the system reduces up to 99% of over 1,000 contaminants.
EASY REPLACEMENT - Twist-and-lock design allows quick, tool-free filter changes.
TRUSTWORTHY SUPPORT - America’s favorite RO brand, backed by lifetime technical support in Atlanta, GA.
iSpring WD01 Leak Alert Electronic Water Detector/Water Sensor white, Flood Alarm (WD01)
Use to detect leaks before costly water damage is caused.
9V battery lasts one year (included).
Fully automatic operation-no wiring required.
Loud 110 dB alarm (Pleasant bird twittering sound).
Double-side sticker and magnet sticker included for easy placement.
iSpring F3WGB31B Whole House Water Filter Replacement Pack with Sediment and Carbon Block Filters, Reduces up to 99% Chlorine, Sediments, Taste, Odor, Up to 12 Months, 4.5” x 10”, Fits WGB31B (F3WGB31B)
Chlorine-Free, Pure Water – This replacement filter set for the iSpring WGB31B whole house water filter includes a 10" x 4.5" sediment filter (FP15B) and two CTO carbon block filters (FC15B) — removing up to 99% of chlorine, along with sediments, rust, tastes, odors, herbicides, and more for clean, odor-free water.
Built to Last – Designed for durability, this water filter set delivers reliable performance for up to 50,000 gallons or 12 months, depending on water usage and quality. It is a long-lasting solution for those seeking a dependable whole house water filter replacement.
Individually Sealed for Freshness - Each cartridge arrives factory-wrapped to preserve cleanliness and peak performance; simply remove the wrap before installation
Peace of Mind Guaranteed – Backed by lifetime U.S.-based technical support. We’re here to assist you every step of the way as you replace filters and keep your whole-house system performing at its best.
Healthy Minerals Retained – This filter retains healthy minerals and does not reduce TDS. For total dissolved solids removal, explore our iSpring Reverse Osmosis systems.
Greatwell MC7 NSF/ANSI 58 Certified Reverse Osmosis (RO) Membrane Replacement 75 GPD, 11.75” X 1.75” (MC7)
Enjoy Your Water with Confidence - Our Reverse Osmosis membrane is able to remove up to 99% of over 1,000 contaminants from your water, including lead (removes up to 98% of lead), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more.
Tested by independent third-party to meet NSF/ANSI Standards, our Reverse Osmosis Membrane is made of food-grade material that provides high packing density to remove contaminants. With the 0.0001 micron size, it only allows water molecules to squeeze through and virtually nothing else. TDS rejection rate up to 97% (under NSF58 testing condition).
Standard Size - With 11.75” X 1.75” industry-standard size, our membrane fits most standard under sink RO membrane housings. It has the capability of producing 75 gallons of water per day, ensuring that families of nearly any size will have plenty of clean drinking water available on demand.
Peace of Mind Customer Service - Register online to activate your extended manufacturer warranty and life-time free tech support. 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 - There are wet & dry membranes in the market and the ones we sell are the dry version. Comparing to the wet version, the dry ones can be stored longer, are easier to preserve (no need of vacuum sealing), and don't contain preservation solution that needs to be washed off before usage. The membrane normally lasts about 2-3 years depending on your source water quality. If your water is very hard (Total Dissolved Solids level above 750 ppm), please contact us for customized solutions.
NSF/ANSI 58 Certified: Independently tested and certified to meet NSF/ANSI 58 standards, ensuring reliable removal of harmful contaminants for safe, high-quality drinking water.
iSpring WGB31B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 3-Stage Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10" x 4.5" Filters, 1” Inlet/Outlet (WGB31B-KSNC)
Reliable 3-Stage Whole House Filtration: The whole house water filter system WGB31B-KSNC features a robust 3-stage setup including a 10” polypropylene sediment filter, a GAC + KDF media filter that targets lead, mercury, hydrogen sulfide, pesticides, and other common contaminants, and an advanced FC15B-NC catalytic carbon block that reduces chloramine, chlorine, VOCs, and unpleasant odors—providing cleaner, better-tasting water across your entire home.
Powerful Heavy Metal Reduction: The FG15B-KS water filter in the second stage uses a GAC + KDF media to reduce lead, mercury, hydrogen sulfide, pesticides, herbicides, and other common contaminants found in both city and well water.
Advanced Catalytic Carbon Chloramine Removal: The third-stage FC15B-NC filter uses premium catalytic carbon to efficiently reduce chloramine, chlorine, VOCs, and unpleasant tastes & odors. Independently tested by SGS, the filter achieved up to 94.4% chloramine removal according to NSF/ANSI 42 standards, providing cleaner and safer water for your entire home.
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.
DIY-Friendly Setup: The WGB31B-KSNC whole house water filtration system uses 1" NPT connections and standard 10" x 4.5" cartridges for DIY-simple installation with the help of our detailed manual and YouTube tutorials. It delivers strong water flow (up to 15 GPM) and offers low maintenance.
Built to Last: Designed for durability, this whole house water filter system delivers reliable performance for up to 50,000 gallons or 12 months, depending on water usage and quality. It is a long-lasting solution for those seeking a dependable whole home water filtration system.
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.
Please Note: This water filter system retains healthy minerals and does not reduce TDS. For dissolved solids removal, explore our iSpring Reverse Osmosis systems—perfect complements to any water filtration system for house or whole home water filtration setup.
iSpring RCC7, NSF Certified, High Capacity Under Sink 5-Stage Reverse Osmosis Water Filter, RO Drinking System, 75 GPD, Brushed Nickel Faucet (RCC7)
[Effectively Remove Contaminants] This iSpring RO system is designed to produce great-tasting water that is clean, pure, and healthy for drinking. It uses a 5-stage filtration process that removes up to 99% of over 1,000 harmful contaminants, including PFAS, chlorine, fluoride, lead (removes up to 98%), arsenic, asbestos, calcium, sodium, and more. The under sink water filter system also reduces the TDS rate by 80% to 90% or better, making it ideal for drinking. Additionally, it removes hard water minerals like calcium, and magnesium that leave white residue or scale.
[Certified to NSF/ANSI 58] The iSpring reverse osmosis water filter is produced in strict accordance with American quality standards. Certified to NSF/ANSI 58 and has been dedicated to providing unlimited clean, refreshing, and crisp-tasting water superior to bottled water for American families for more than 15 years.
[Low Maintenance and Leak-free Design] Quality components ensure reliability and low maintenance for many years to come. Clear see-through 1st stage housing makes filter inspection a snap. The system is compact and can fit under most kitchen sinks. It doesn't require any power source and comes with a check valve to prevent the backflow of water into the membrane housing, ensuring safety and avoiding water leakage. With a tank, it can meet the needs of big families or offices. The first filter housing is made of AS material (impact strength), allowing you to see the condition of the filter element without removing the casing and ensuring you always enjoy the best quality of water.
[High Quality Design and Great Taste] The high-quality iSpring reverse osmosis system under sink helps you experience clean, safe, and good-tasting water every time you turn on the faucet. The system comes with a 100% lead-free designer faucet and certified food-grade tubing, allowing you to enjoy crystal clear ice cubes, fresher tea and coffee, better-tasting foods, and healthier baby formula. The reverse osmosis water system removes contaminants down to 0.0001 microns, and the fine GAC filter provides final polishing to the purified water.
[100% Satisfied Customers] RCC7 from America’s favorite brand of under sink water filter is the highly rated reverse osmosis system. Comes with 1-year limited manufacturer warranty upon registration and lifetime personalized support from GA, USA, combined with premium quality components, this water filter is to deliver endless bottled quality drinking water right in your home for many years to come, eliminating plastic waste.
Our NSF Certification validates the entire filtration system's performance, setting us apart from competitors that certify only components or materials.
iSpring FP15B Sediment Filter Replacement Cartridge for Whole House Water Filtration Systems, High Capacity 5-Micron Premium PP, 4.5" x 10" (FP15B)
A combination of a sparse layer, compaction
layer, and precision layer ensures this iSpring 5-micron
polypropylene sediment filter captures dirt, sand, silt, dust, rust,
and scale particles effectively. This filter can also be used for pool and hottub.
Filters up to 15,000 gallons depending on the
use and feed water quality. Replace the filter every 3-6 months to
achieve ideal performance.
Combining with other filters such as CTO
filter(FC15B), iSpring fine PP sediment filter not only brings clean
and refreshing water to every faucet in your home but also helps to
prolong the lives of your appliances and protects plumbing from
sediment and scale buildup.
Official 1-stage sediment filter for iSpring
whole house water filtration system WGB21B. Fits standard 10" x 4.5"
whole house water filtration systems. Individually sealed for
freshness.
Your worry-free shopping experience is
backed by a 30-day money-back guarantee and lifetime tech support from
iSpring in Atlanta, GA at (678) 261-7611.
iSpring FC15B 5-Micron Coconut Shell Activated CTO Carbon Block Water Filter Replacement Cartridge for Under Sink and Whole House Water Systems (FC15B)
Using quality coconut shell carbon and highly compact fabrication tech, this activated carbon block CTO(Chlorine, Taste, and Odor) filter cartridge is designed and produced to achieve filtration efficiency and long filter life for 10" Whole House and Undersink Water Filtration Systems. Free of surfactants, binders, and adhesives. No leaching carbon ash.
Knocks out cloudiness as well as bad tastes and odors, removes up to 99% of chlorine, and is effective on herbicides and industrial solvents and other contaminants like trihalomethanes. Steady flow and high absorption.
Filters up to 50,000 gallons depending on the use and feed water quality. Replace the filter every 6 months or every 50,000 gallons of water for ideal performance, depending on the quality of source water and daily water consumption.
Fits standard 10"x4.5" whole house and undersink water filtration systems. Official 2nd stage Carbon Block replacement filter cartridge for iSpring Under Sink Water Filtration System US21B as well as Whole House Water Filtration System WGB21B; 1st stage replacement filter cartridge for WGB21BM and WGB21B-PB. Individually sealed for freshness.
Your worry-free shopping experience is backed by a 30-day money-back guarantee, extended warranty upon registration, and lifetime tech support from iSpring in Atlanta, GA at (678) 261-7611.
iSpring Chloramine & Heavy Metals Removal Whole House Water Filter System, SGS-Tested, Reduces Lead, Chlorine, Sediment and up to 94.4% of Chloramine, 20" x 4.5" Filters, 1" Inlet/Outlet, Model: WGB32B-KSNC (WGB32B-KSNC)
Reliable 3-Stage Whole House Filtration: The whole house water filter system WGB32B-KSNC features a robust 3-stage setup including a 10" polypropylene sediment filter, a GAC KDF media filter that targets lead, mercury, hydrogen sulfide, pesticides, and other common contaminants, and an advanced FC15B-NC catalytic carbon block that reduces chloramine, chlorine, VOCs, and unpleasant odors—providing cleaner, better-tasting water across your entire home.
Heavy Metal Defense: The FG25B-KS filter combines high-performance KDF and granular activated carbon (GAC) media to reduce chlorine, lead, mercury, hydrogen sulfide (H₂S), radon, and other harmful contaminants. A powerful layer of protection in your whole house water filter system for clean, health water at every tap.
Advanced Catalytic Carbon for Chloramine Removal: The third-stage FC25B-NC filter utilizes premium catalytic carbon media that has been tested by SGS according to NSF/ANSI 42 standards, proven to remove up to 94.4% of chloramine. This advanced media efficiently converts chloramine into harmless byproducts while also reducing chlorine, VOCs, and unpleasant tastes and odors, delivering cleaner, fresher-tasting water throughout your entire home.
DIY-Friendly Setup: The WGB32B-KSNC uses 1" NPT connections and standard 20" x 4.5" cartridges for DIY-simple installation with the help of our detailed manual and YouTube tutorials. It delivers strong water flow (up to 15 GPM) and low maintenance.
Built to Last: Designed for durability, this whole house water filter system delivers reliable performance for up to 100,000 gallons or 12 months, depending on water usage and quality. It is a long-lasting solution for those seeking a dependable whole home water filtration system.
U.S.-Based Support & Warranty Coverage: This water filter whole house system is backed by a 1-year limited warranty and lifetime tech support from our friendly, U.S.-based customer service team. Count on us for help with setup, replacement filters, or troubleshooting.
TDS Disclaimer: This home water filter system does not reduce total dissolved solids (TDS) but retains beneficial minerals. For TDS reduction, pair it with an iSpring Reverse Osmosis system for complete water filtration performance.
iSpring WGB32B WSP100ARJBP Whole House Water Filter System, Removes Sediment, Odor, Cloudiness, and up to 99% Chlorine, Up to 15 GPM Flow, w/ WSP100ARJ-BP Jumbo Auto Flush Spin Down Sediment Water Filter with Bypass (WGB32B WSP100ARJBP)
High Chlorine Removal Efficiency: This system reduces up to 99% of chlorine, along with rust, dirt, taste and odor contaminants, providing cleaner and more refreshing water from every tap
Premium Whole House Filtration: The main iSpring WGB32B system features a 3-stage design with a 20-inch sediment cartridge and two carbon block filters, offering robust water treatment across your entire home
Strong Flow Rate & Easy Installation: With a maximum flow rate of up to 15 gallons per minute and 1″ inlet/outlet connections, the system maintains water pressure while delivering whole-house protection
Durable Construction & Long Service Life: Built with high-quality materials and designed for minimal maintenance, this whole house solution supports a large family-home setup with ease
Spin-Down Prefilter Included: The bundle includes the iSpring WSP100ARJ-BP spin-down sediment filter which features a 1-gallon jumbo capacity and a flow rate up to 25 GPM, with auto-flushing and bypass valve modes for enhanced pre-filtration
Prefilter Protection for Main System: The included WSP100ARJ-BP helps capture large particulates such as sand, rust and silt before they reach the main WGB32B system, extending filter life and improving system reliability
iSpring RO1000-BN Tankless Reverse Osmosis Water System, Removes Lead up to 98%, Reduces TDS and Over 1,000 Contaminants, 1000 GPD, 0.7 GPM Flow, w/ F7-RO1000 up to 3-Year Replacement Filter Set (RO1000BNF7)
Proven contaminant reduction: Removes over 1,000 contaminants including up to 98% of lead, as well as chlorine, fluoride, and other dissolved impurities, significantly improving water taste and odor.
High daily output and strong flow rate: Produces up to 1,000 gallons of purified water per day with a steady 0.7 GPM flow, ideal for households, offices, and small commercial applications.
Advanced RO membrane and self-cleaning design: Features a high-precision reverse osmosis membrane and smart display panel with real-time filter monitoring. The system automatically flushes the RO membrane for 18 seconds if not used for 24 hours to maintain optimal performance.
Easy installation and maintenance: Compact tankless design saves space. The click-and-lock filter system allows quick, tool-free replacements. Package includes tubing, faucet, mounting bracket, and all necessary installation components.
F7-RO1000 replacement set included: This bundle includes the F7-RO1000 filter set, designed exclusively for the RO1000 system. The set contains the composite pre-filter and MC1000 RO membrane, ensuring seamless compatibility and consistent purification performance.
iSpring US31 F3 ICEK 3-Stage Under-Sink Drinking Water System, Removes Sediment, Chlorine, Cloudiness, Taste, and Odor, w/ F3 Filter Replacement Pack and Ice Maker Kit (US31 F3 ICEK)
Comprehensive Filtration: Three-stage system with PP , granular activated carbon, and carbon block filters removes sediment, chlorine, cloudiness, and unpleasant taste and odor while retaining healthy minerals.
Consistent Flow and Capacity: Provides up to 1 gallon per minute of on-demand flow depending on water pressure, ideal for filling bottles, cooking, and family drinking needs.
NSF Certified Materials and Safety: Uses high-quality coconut shell carbon and BPA-free components tested against NSF/ANSI 42, 53, and 61 standards for water quality and material safety.
Easy Installation and Maintenance: Includes housing wrenches, tubings, mounting bracket, and brushed nickel faucet. The clear first-stage housing allows for quick visual inspection, and filters typically last up to 12 months, depending on water quality.
F3 Replacement Pack: Includes three individually sealed cartridges: PP, granular activated carbon, and carbon block. Designed to effectively reduce chlorine and sediment and keep water tasting fresh.
Ice Maker Kit: Connects the filtered water line directly to your refrigerator or ice maker for crystal-clear ice and fresher-tasting beverages, ensuring pure water throughout your kitchen.
iSpring FP120X50 20 Micron Box of 50 Standard 10"x2.5" Sediment Water Filter Replacement, 50-Pack (FP120X50)
Made of 100% Melt-Blown Polypropylene, multi-layer filtration 2.5" DIA x 10" Length 20 Micron rated Fits 10" filter housings Tested by independent third-party to meet NSF/ANSI standard. This filter can also be used for pool and hottub.
Greatwell MC2 Reverse Osmosis Membrane 200 GPD 11.75” X 2'”', Replacement Fits Standard Under Sink RO Drinking Water Filtration System (MC2)
High-Capacity Filtration for Modern Homes – The MC2 RO Membrane produces up to 200 gallons of purified water per day, delivering a consistent flow of clean, refreshing water for families, offices, and small businesses that demand reliable, high-volume filtration.
Exceptional Filtration Performance – Effectively removes up to 99% of over 1,000 contaminants, including lead (removes up to 98% of lead), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more. The 0.0001-micron precision layer allows only water molecules to pass through while blocking harmful impurities.
Premium Materials & Long-Lasting Design – Constructed from food-grade, high-capacity film, the MC2 reverse osmosis water filter delivers excellent packing density, durability, and stable filtration performance. Each membrane is vacuum-sealed to ensure freshness, hygiene, and long-term preservation — keeping your filtration system safe and ready for optimal performance right out of the box.
Universal Fit & Easy Installation – Measuring 11.75” x 2”, this industry-standard RO membrane filter replacement fits most under-sink reverse osmosis systems, making replacement quick and effortless without any special tools or adapters required.
Reliable Support & Peace of Mind – iSpring provides lifetime technical support for all Greatwell membranes. Our U.S.-based service team is ready to help you maintain optimal system performance with confidence.
Please note - There are wet & dry membranes in the market and the ones we sell are the dry version. Comparing to the wet version, the dry ones can be stored longer, are easier to preserve, and don't contain preservation solution that needs to be washed off before usage. The RO membrane filter normally lasts about 2-3 years depending on your source water quality. If your water is very hard (Total Dissolved Solids level above 750 ppm), please contact us for customized solutions.
iSpring Water's Life™ 5 Micron 10"x2.5" Standard Sediment Water Filter Filter Cartridges (Water's Life)
Multi-layer gradient design. This filter can also be used for pool and hottub.
2. 5 inch (O. D) x 10 inch (length) x 1 1/8 inch (I. D), fits industry standard 10 inch filter housings
Good for RO, counter-top, whole-house water filters and ice machine, film, beverage processing
Genuine filter cartridge Supply
NSF/ANSI 58 Certified: Independently tested and certified to meet NSF/ANSI 58 standards, ensuring reliable removal of harmful contaminants for safe, high-quality drinking water.