iSpring
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- 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.<
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- 1 & 3 Stage Replacement Filter Set for RO1000: This F4RO1000 replacement filter pack includes 2x FCF1000 composite filters, 2x FPC1000 carbon filters — engineered to work seamlessly with iSpring RO1000-BN/RO1000-ORB 1000 GPD tankless reverse osmo
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- 2-Stage Whole House Filter Replacement – Includes both filters needed to maintain the performance of your WGB22B-PFKS whole house water filter or other whole house water filtration systems requiring standard 20” x 4.5” water filters.
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- [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, inclu
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- Enhanced Filtration: 7-layer filtration reduces lead, chlorine, heavy metals, bad taste, odor, and more for cleaner, safer water.
- PFAS Reduction: SGS-tested second-stage filter removes up to 99% PFAS, delivering healthier water straight f
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- [Protect Your Family and Household Appliance from Sediment, Chlorine, and More] Say goodbye to smelly, bad tasting water! Our system removes up to 99% of chlorine from water as well as sediment, rust, pesticides, herbicides, industrial solvents, an
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- 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 effective
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- 300GPD Commercial Reverse Osmosis Membrane, tested by independent third-party to meet NSF/ANSI Standard
- TFC (Thin Film Composite) membrane
- Rejects wide spectrum of impurities down to . 0001 micron
- Fits commercial membrane housing tha
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- Compatible with most Reverse Osmosis systems (including brand names) in the market
- Quick fitting
- 1/4” thread by 1/4” tube
- Works as tank valve or water shut-off valve
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- Auto Flush Solenoid Valve for Residential RO Systems with pump
- Compatible with most Reverse Osmosis systems with Booster Pump (including brand names) in the market
- 24V DC
- 1/4" Jaco fitting
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- Compatible with most Reverse Osmosis systems (including brand names) in the market
- To be installed on the DRAIN line
- 1/4" quick connect fitting
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- The 1/4" quick connect fitting fits standard 1/4" tubing used on most RO systems.
- Compatible with most Reverse Osmosis systems (including brand names) in the market
- To be installed on the outlet port of membrane housing.
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- iSpring Automatic Shut-off Valve (ASV) - Quick Fitting
- Compatible with most Reverse Osmosis systems (including brand names) in the market
- Allows your system to turn off the water supply when the tank pressure reaches approximately 65% of
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- The RO membrane removes not only harmful pollutants but also a few helpful minerals. As a result, a standard 5 stage RO system produces slightly acidic water with a pH of 7.0 or below. Alkaline filter produces alkaline water with restored healthy m
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- Certified to NSF/ANSI 58, this Reverse Osmosis under sink mounted water filter and Point-of-use water softener contains 7 different stages of filtration to remove up to 99% of over 1,000 contaminants, including lead (removes up to 98% of lead), chl
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- Reverse Osmosis requires high water pressure to force the impurities out of the water. RCC7P-AK’s extremely durable electric booster pump ensures high efficiency, reliable, and consistent performance regardless of pressure variations; delivering
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- Advanced 4-Stage Filtration: The iSpring CU-A4 effectively reduces chlorine, lead, heavy metals, VOCs, and harmful contaminants, delivering clean and safe drinking water straight from your tap.
- Improved Taste & Odor: Enjoy fresh, crisp wa
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- Re-fillable DI filter for RO DI system
- 2.5" x 10" inline filter
- Fits most RO DI systems, including brand name models
- Refill 0 ppm Ion DI(De-Ionized), remove hard water material from the water and create 0-1ppm
- Reducing TDS level in the
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- 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.
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- Targets Harmful PFAS Chemicals – The FC15B-PF carbon block filter is independently tested to reduce up to 99% of PFAS, including PFOA and PFOS, providing reliable protection from “forever chemicals” commonly found in municipal and well water.
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.
iSpring RO1000 Filter Set, 2x FCF1000 & 2x FPC1000 for Stages 1 & 3, Lasts 20-24 Months Based on Use & Water Quality, Compatible with RO1000-BN/RO1000-ORB 1000 GPD Tankless RO Systems (F4-RO1000)
1 & 3 Stage Replacement Filter Set for RO1000: This F4RO1000 replacement filter pack includes 2x FCF1000 composite filters, 2x FPC1000 carbon filters — engineered to work seamlessly with iSpring RO1000-BN/RO1000-ORB 1000 GPD tankless reverse osmosis systems
High-Efficiency & Long-Lasting: Under normal use, each FCF1000 and FPC1000 filter cartridge has a lifespan of 10-12 months. This kit can last 20-24 months, depending on your incoming water quality and water usage, ensuring your home or business has clean, great-tasting water for the long term
Advanced Filtration Technology: The FCF1000 filter removes sediment, rust, and chlorine, while the FPC1000 filter further enhances the quality and taste of the drinking water
Easy Maintenance, Tool-Free Replacement: The twist-and-lock filter design enables quick and simple replacement without shutting off the water supply. Enjoy hassle-free filter changes and maintain optimal performance with minimal effort
Fast and Effective Water Filtration: The iSpring RO1000 reverse osmosis water filtration system produces up to 1000 gallons of filtered water daily. With an impressive flow rate of up to 0.7 gallons per minute, it is the perfect choice for various settings such as schools, offices, small businesses, and homes. Experience swift and dependable water filtration that meets your needs with ease
iSpring F2WGB22BPFKS Whole House Water Filter Replacement Set, SGS-Tested to Remove up to 99% PFAS, 2-Stage Filtration Reduces Heavy Metals, Chlorine, Hydrogen Sulfide, Fits WGB22B-PFKS (F2WGB22BPFKS)
2-Stage Whole House Filter Replacement – Includes both filters needed to maintain the performance of your WGB22B-PFKS whole house water filter or other whole house water filtration systems requiring standard 20” x 4.5” water filters.
Stage 2 GAC KDF Filtration – The FG25B-KS water filter targets chlorine, lead, mercury, hydrogen sulfide, and other harmful contaminants using high-quality granular activated carbon and KDF media. It also helps reduce unpleasant taste and odor.
Stage 2 PFAS Removal Filter – The FC25B-PF carbon filter uses SGS-tested filtration media to reduce up to 99% of PFAS, including PFOA and PFOS. It also reduces residual chlorine, VOCs, and chemical byproducts, making it a great PFAS water filter option.
High Capacity & Long Lifespan – Each cartridge in this whole house filter replacement set lasts up to 12 months or treats 100,000 to 150,000 gallons of water, depending on usage and water quality. It's a smart solution for both city and well water filter system needs.
Freshness Guaranteed – Every cartridge comes individually sealed at the factory to ensure maximum cleanliness and peak performance. Simply unwrap and install.
Lifetime U.S. Support – Our friendly customer service team is always ready to guide you through filter replacement and whole-house system maintenance.
Please Note – These whole house water filters retain healthy minerals and do not reduce TDS. For total dissolved solids removal, explore our iSpring Reverse Osmosis systems.
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 US21B-PF Under Sink Water Filter, SGS-Tested, Reduces 99% PFAS, 7-Layer Filtration Removes Lead, Chlorine, Heavy Metals, Includes 2 Direct Connect Hoses (US21B-PF)
Enhanced Filtration: 7-layer filtration reduces lead, chlorine, heavy metals, bad taste, odor, and more for cleaner, safer water.
PFAS Reduction: SGS-tested second-stage filter removes up to 99% PFAS, delivering healthier water straight from your kitchen tap.
Larger Surface Area: 40% larger filtration surface captures more contaminants, improving water quality for drinking, cooking, and daily use.
Higher Capacity: Filters up to 8,000 gallons without affecting flow rate; lasts up to a year at 1 GPM (EPA regulation).
DIY Installation: Includes 48-inch direct-connect hoses; install easily without drilling, special tools, or creating a mess under the sink.
iSpring Premium Quality: Commercial-grade materials and standard-sized filters ensure reliable performance and durability for years to come.
iSpring Premium Support: US-based team offers expert advice and after-sale support via phone or email for your peace of mind.
Note: Does not reduce Total Dissolved Solids (TDS); retains essential minerals; not recommended for unsoftened water with hardness >500.
iSpring WCB32O 3-Stage Whole House Water Filtration System w/ 20” x 2.5” Oversized Fine Sediment and Carbon Block Filters (WCB32O)
[Protect Your Family and Household Appliance from Sediment, Chlorine, and More] Say goodbye to smelly, bad tasting water! Our system removes up to 99% of chlorine from water as well as sediment, rust, pesticides, herbicides, industrial solvents, and various other contaminants. This system is installed at the main water supply line in order to treat all the water in your home.
[DIY Installation and Maintenance] Refer to our manual and our helpful YouTube videos for DIY installation. 3/4 inch NPT inlet/ outlet, water flow: up to 12 GPM. The cartridges are individually wrapped to ensure freshness. Please unwrap the cartridges before use.
]The first stage polypropylene sediment filter is able to achieve filtration down to 5 microns. The second and third stage CTO Carbon Block filters are made of coconut shell carbon to increase filtration efficiency and extend filter life. Both are tested by an independent third-party to meet NSF/ANSI standards. Both filters have a capacity of 30,000 gallons of water, enough to supply a family of four with clean water for half a 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] Unlike an RO system, this system will NOT reduce Total Dissolved Solids (TDS). If you are interested in a filter that removes TDS consider our iSpring Reverse Osmosis systems.
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 MC3 2.8Inch x 12Inch 300Gpd Commercial Reverse Osmosis Membrane Blue (MC3)
300GPD Commercial Reverse Osmosis Membrane, tested by independent third-party to meet NSF/ANSI Standard
TFC (Thin Film Composite) membrane
Rejects wide spectrum of impurities down to . 0001 micron
Fits commercial membrane housing that uses 2. 8"x12" membranes
iSpring ABV2K Reverse Osmosis Water Storage Tank (1/4" Quick Fitting Tank Valve) (ABV2K)
Compatible with most Reverse Osmosis systems (including brand names) in the market Quick fitting 1/4” thread by 1/4” tube Works as tank valve or water shut-off valve
iSpring ASOF7 Auto Flush Solenoid Valve for RCC7P Series Residential RO (ASOF7)
Auto Flush Solenoid Valve for Residential RO Systems with pump
Compatible with most Reverse Osmosis systems with Booster Pump (including brand names) in the market
24V DC
1/4" Jaco fitting
iSpring AFR300 Flow Restrictor / Flow Limit 300 ml/min (AFR300)
Compatible with most Reverse Osmosis systems (including brand names) in the market
To be installed on the DRAIN line
1/4" quick connect fitting
iSpring ACV1K Check Valve for Reverse Osmosis RO Systems 1/4" Quick Connect (ACV1K)
The 1/4" quick connect fitting fits standard 1/4" tubing used on most RO systems.
Compatible with most Reverse Osmosis systems (including brand names) in the market
To be installed on the outlet port of membrane housing.
iSpring AAS2 Reverse Osmosis Water Filter Automatic Shut Off Valve Quick Connect (AAS2)
iSpring Automatic Shut-off Valve (ASV) - Quick Fitting
Compatible with most Reverse Osmosis systems (including brand names) in the market
Allows your system to turn off the water supply when the tank pressure reaches approximately 65% of the supply water pressure
1/4" fittings
iSpring FA15X6 iSpring Alkaline Water Filter Replacement Cartridge, Pack of 6 (FA15X6)
The RO membrane removes not only harmful pollutants but also a few helpful minerals. As a result, a standard 5 stage RO system produces slightly acidic water with a pH of 7.0 or below. Alkaline filter produces alkaline water with restored healthy minerals such as natural calcium, magnesium, and potassium ions, which ph-balances the RO water
Experience clean and good-tasting water every time you turn on the faucet
The Alkaline filter can be added to any under-sink water filter or RO system. 6 filters included.
Raises pH level
Updated FA15 alkaline filters are built with a secure push-fit quick connection, which allows faster filter replacement. If you have trouble installing the filters, please refer to the user manual or contact us
iSpring RCC7AK-UV, NSF Certified, 75GPD 7-Stage Under Sink Reverse Osmosis RO Drinking Water Filtration System with Alkaline Remineralization Filter and UV Ultraviolet Filter (RCC7AK-UV)
Certified to NSF/ANSI 58, this Reverse Osmosis under sink mounted water filter and Point-of-use water softener contains 7 different stages of filtration to remove up to 99% of over 1,000 contaminants, including lead (removes up to 98% of lead), chlorine, fluoride, arsenic, PFAS, asbestos, calcium, and sodium and more.
With its advanced 11 watt UV stage, the RCC7AK-UV is a suitable option to deal with all kinds of water including well water and other unreliable water sources like lakes and streams. Our unique flow sensor switch turns the UV unit on and off automatically with water flow, saving power and lengthening the life of the UV lamp.
Reverse Osmosis (RO) removes not only harmful pollutants but also a few helpful minerals. The Alkaline Remineralization (AK) filter restores healthy minerals and a natural alkaline balance, also producing a more natural taste that comes from the presence of the right balance of these minerals.
Quality components ensure reliability and low maintenance for many years to come. Clear see-through 1st stage housing makes filter inspection a snap.
Feed Water pH - 3.0 -11.0. Feed Water Pressure - 45-70 psi. Feed Water Temperature- 40-100 F (4 - 38 C). Please note, this RO system under sink does not come with a booster pump.
Certified by NSF/ANSI 58 - The iSpring reverse osmosis system is tested and certified by NSF International against NSF/ANSI to standard 58 for reduction of Asbestos (>99.7%), Barium (98.4%), Cadmium (98.8%), Chromium (99.2%), Copper (97.8%), Fluoride (97.4%), Lead (98.9%), Selenium (99.0%), TDS (97.9%)
Our NSF Certification validates the entire filtration system's performance, setting us apart from competitors that certify only components or materials.
iSpring RCC7P-AK Under Sink 6-Stage Reverse Osmosis Drinking Filtration System with Alkaline Remineralization, and Pump (RCC7P-AK)
Reverse Osmosis requires high water pressure to force the impurities out of the water. RCC7P-AK’s extremely durable electric booster pump ensures high efficiency, reliable, and consistent performance regardless of pressure variations; delivering the highest performance for an RO system with less waste water.
High Capacity Reverse Osmosis water filtration for safer, healthier water. This under sink mounted water filter and water softener removes up to 99% of over 1, 000 contaminants, including PFAS, lead (removes up to 98% of lead), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more.
The RO membrane removes not only harmful pollutants but also a few helpful minerals. As a result, a standard 5 stage RO system produces slightly acidic water with a pH of 7. 0 or below. The iSpring RCC7P-AK includes an additional sixth stage - an Alkaline Remineralization filter which restores healthy minerals and produces a balanced alkalinity, which gives the water a more natural taste than regular 5 stage RO water.
With Premium quality components ensure highest reliability and low maintenance for many years to come. Clear see-through 1st stage housing makes filter inspection a snap. Pump power adapter: 100-240V 50/60Hz
iSpring 4-Stage Ultra Filtration Under Sink Water System, 0.01-Micron, Removes 99.99% Contaminants, Quick Filter Change with Brushed Nickel Faucet, w/up to 1-Year Replacement Filter Set (Model: CU-A4) (CU-A4F4)
Advanced 4-Stage Filtration: The iSpring CU-A4 effectively reduces chlorine, lead, heavy metals, VOCs, and harmful contaminants, delivering clean and safe drinking water straight from your tap.
Improved Taste & Odor: Enjoy fresh, crisp water by removing unpleasant taste, chlorine smell, and chemical residues, making it ideal for cooking, beverages, and direct consumption.
Compact & Easy to Install: Designed for under sink use, the CU-A4’s space-saving build fits neatly in kitchens, apartments, or RVs. DIY-friendly installation requires no plumbing experience.
Durable & Reliable Performance: Constructed with high-quality materials, the CU-A4 ensures consistent filtration and dependable long-term use, providing better water at your convenience.
Includes Replacement Filters (F4-CUA4): Bundle comes with a complete filter set for up to 1 year of use, ensuring continuous fresh water without the hassle of frequent reorders.
iSpring FD15 DI Deionization Filter RO/Aquarium 10" x 2.5", Clear (FD15)
Re-fillable DI filter for RO DI system 2.5" x 10" inline filter Fits most RO DI systems, including brand name models Refill 0 ppm Ion DI(De-Ionized), remove hard water material from the water and create 0-1ppm Reducing TDS level in the water Easy to add-on
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 F2WGB21BPF 2-Stage Whole House Water Filter Replacement Set for WGB21B-PF，Reduces up to 99% PFAS (PFOA/PFOS), 10” x 4.5” Filters, 1" Inlet/Outlet (F2WGB21BPF)
Targets Harmful PFAS Chemicals – The FC15B-PF carbon block filter is independently tested to reduce up to 99% of PFAS, including PFOA and PFOS, providing reliable protection from “forever chemicals” commonly found in municipal and well water.
Chlorine, Taste & Odor Reduction – In addition to PFAS, the carbon filter also reduces chlorine, VOCs, and unpleasant taste and odor, while the sediment filter captures rust, dirt, and sand to protect plumbing.
High Capacity & Long Lifespan – Each cartridge lasts up to 6 months or treats 50,000 gallons of water, depending on usage and water quality. Fits standard 10” x 4.5” housings in most home water filtration systems.
Peace of Mind Guaranteed – Backed by a 1-year limited warranty and lifetime technical support from our U.S.-based customer service team. Whether you’re buying your first system or replacing filters, we’re here to help before and after your purchase.
Please Note – This filter retains healthy minerals and does not reduce TDS. For total dissolved solids removal, pair with an iSpring Reverse Osmosis system—an ideal complement to any whole house water filtration system.