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iSpring

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$199.99
$989.99
$49.99
$99.99
$639.99
$409.99
$320.99
$185.99
$339.99
$239.99
$96.99
$13.99
$19.99
$11.99
water filter pack for wgb21b
$104.99
$11.99
LittleWell 0404SEX2 1/4
$11.99
LittleWell 0404STX2 1/4
$11.99
water filter faucet
$44.99
reverse osmosis filter replacement
$34.99
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.
  • $199.99
    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
  • $989.99
    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.
  • $49.99
    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.
  • $99.99
    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.
  • $639.99
    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.
  • $409.99
    iSpring WGB21B-KSNC Whole House Water Filter System, SGS-Tested to Remove up to 94.4% of Chloramine, 5-Layer Filtration Reduces Heavy Metals, Lead, Chlorine, Sediment, VOC, 10” x 4.5” Filters (WGB21B-KSNC)
  • Premium Whole House Filtration System: The whole house water filter system delivers powerful whole-home protection. The 1st stage FG15KS features a GAC KDF heavy metal removal filter that targets lead, mercury, hydrogen sulfide, pesticides, herbicides, and other chemical contaminants. The 2nd stage FC15B-NC uses an advanced catalytic carbon filter engineered for strong chloramine and chlorine reduction, and improved taste and odor. They form a high-efficiency whole house water filtration system that provides cleaner, fresher water from every tap—an ideal water filter whole house solution for both municipal and well water.
  • High Flow, Compact Design: Built With 1" inlet/outlet ports, this whole house water filter system delivers strong water flow up to 15 GPM. The compact 10” x 4.5” size fits tight spaces, making it ideal for condos, apartments, and small homes needing a space-saving whole house water filtration system. It provides reliable performance for anyone seeking an efficient water filter whole house or home water filter system whole house solution without sacrificing flow.
  • Built to Last – Durable Whole House Protection: Engineered for long-term reliability, this whole house water filter system features reinforced housings, leak-resistant construction, and premium filtration media. Designed for up to 50,000 gallons of use, it provides dependable whole home water filtration for heavy metal reduction, chloramine reduction, and both well-water and municipal water applications—an ideal, long-lasting whole house water filtration system for your home.
  • DIY & Easy Installation: 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.
  • Peace of Mind Guaranteed: This Chloramine whole home water filtration system is backed by a 1-year warranty and lifetime U.S.-based technical support, and it keeps healthy minerals without reducing TDS—so for dissolved solids removal, simply pair this water filtration system for house with an iSpring Reverse Osmosis system.
  • 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.
  • $320.99
    iSpring F3WGB31BKSNC Whole House Water Filter Replacement Pack, SGS-Tested to Remove up to 94.4% of Chloramine, Reduces Heavy Metals, Lead, Chlorine, Sediment, 10" x 4.5" Filters, Fits WGB31B-KSNC (F3WGB31BKSNC)
  • Reliable 3-Stage Whole House Water Filter: This whole house water filter repleacement set includes a 10" sediment filter, a GAC KDF media filter that targets lead, mercury, hydrogen sulfide, pesticides, and other common contaminants, and an advanced 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.
  • SGS-Tested 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.
  • Durable & Low Maintenance – Built for long-term performance, this compact whole home water filter set supports flow rates up to 15 GPM and treats up to 50,000 gallons of water. Every cartridge is individually wrapped to ensure freshness and peak performance. Be sure to unwrap before use.
  • Peace of Mind Guaranteed – Supported by lifetime technical support from our U.S.-based customer service team. Whether you're replacing filters or maintaining your whole-house system, we're here to help—before and after your purchase.
  • Healthy Minerals Retained – This filter retains healthy minerals and does not reduce TDS. For total dissolved solids removal, explore our iSpring Reverse Osmosis systems—perfect complements to any water filtration system for house.
  • $185.99
    iSpring F3WGB32BKSNC Chloramine & Heavy Metals Removal Whole House Water Filter Replacement Pack, SGS-Tested, Reduces Lead, Chlorine, Sediment and up to 94.4% of Chloramine, 20" x 4.5" Filters, Fits WGB32B-KSNC (F3WGB32BKSNC)
  • Reliable 3-Stage Whole House Water Filter: This whole house water filter repleacement set includes a sediment filter (FP25B), a GAC KDF media filter (FG25B-KS) that targets lead, mercury, hydrogen sulfide, pesticides, and other common contaminants, and an advanced catalytic carbon block (FC25B-NC) 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, healthy water at every tap.
  • SGS-Tested 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.
  • Built to Last: Designed for durability, this whole house water filter pack 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 dependable whole home water filtration.
  • Lifetime U.S. Support – Our friendly customer service team is always ready to guide you through filter replacement and whole house system maintenance.
  • Beneficial Minerals Intact – Filters your water while preserving essential minerals without lowering TDS. For complete removal of total dissolved solids, consider iSpring Reverse Osmosis systems.
  • $339.99
    iSpring FC25B-NC 20" x 4.5" Whole House Chloramine Removal Water Filter, Up to 94.4% Chloramine Reduction, Reduces Chlorine, Odors & Sediment, with SGS-Tested Catalytic Carbon Media (FC25B-NC)
  • SGS-Tested Chloramine Removal: The 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.
  • Built to Last: Designed for durability, this whole house water filter 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 dependable whole home water filtration.
  • Freshness Guaranteed – Every water filter cartridge comes individually sealed at the factory to ensure maximum cleanliness and peak performance. Simply unwrap and install.
  • Beneficial Minerals Intact – These water filter whole house filters your water while preserving essential minerals without lowering TDS. For complete removal of total dissolved solids, consider iSpring reverse osmosis systems.
  • Peace of Mind Guaranteed – Supported by lifetime technical support from our U.S.-based customer service team. 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.
  • $239.99
    iSpring FC15B-NC 10" x 4.5" Whole House Water Filter, SGS-Tested to Remove up to 94.4% of Chloramine, Reduces Odor, Chlorine, Sediment (FC15B-NC)
  • SGS-Tested Chloramine Removal: The 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.
  • Durable & Low Maintenance – Built for long-term performance, this compact whole home water filter supports flow rates up to 15 GPM and treats up to 50,000 gallons of water. Every cartridge is individually wrapped to ensure freshness and peak performance. Be sure to unwrap before use.
  • Peace of Mind Guaranteed – Supported by lifetime technical support from our U.S.-based customer service team. Whether you're replacing filters or maintaining your whole-house system, we're here to help—before and after your purchase.
  • Healthy Minerals Retained – This filter retains healthy minerals and does not reduce TDS. For total dissolved solids removal, explore our iSpring Reverse Osmosis systems—perfect complements to any water filtration system for house.
  • $96.99
    LittleWell ACPF812 Brass 3/4" to 1/2" Push Fit Coupling , Works the Same as A SharkBite (ACPF812)
  • 3/4" to 1/2" Push Fit Coupling to connect two plumbing pipes with 3/4" X 1/2" size.
  • Used to connect copper, CPVC or PEX pipes in any combination with no glue, welding, clamps or unions. It can also be used for waste water processing.
  • $13.99
    LittleWell ATPF81212 Brass 3/4''X 3/4''X 1/2'' Push Fit Reducer Tee, works the same as SharkBite (ATPF81212)
  • 3/4''X 3/4''X 1/2'' Push Fit Reducer Tee to connect from 3/4'' pipes and reduce down to at the tee to 1/2 '' pipe.
  • Used to connect copper, CPVC or PEX pipes in any combination with no glue, welding, clamps or unions. It can also be used for waste water processing.
  • $19.99
    LittleWell AR16 1'' Removal Tool, works the same as SharkBite (AR16)
    1'' Removal Tool to disconnect the push-fit connection
    $11.99
    water filter pack for wgb21b
    iSpring F4WGB21B Whole House 4.5"x10" Water Filtration Sediment and CTO Carbon Block Water Filter Replacement Cartridge Pack Set for WGB21B (F4WGB21B)
    • iSpring 5-micron polypropylene sediment filter (FP15B) captures dirt, sand, silt, dust, rust, and scale particles and extends the life of CTO carbon block filter.

    • Using quality coconut shell carbon and compact fabrication tech, iSpring CTO filter(FC15B) 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.

    • This filter pack can filter up to 100,000 gallons depending on the use and feed water quality. Replace the filters every 3-6 months to achieve ideal performance. Fine PP sediment filter and quality CTO filter not only bring clean and refreshing water to every faucet in your home, but also help prolong the lives of your water-using appliances and protect plumbing from sediment and scale buildup.

    • This filter pack consists of 2x 10"x4.5"Sediment Filters(FP15B) and 2x 10"x4.5" CTO filters(FC15B). Fits standard 10" whole house water filtration systems. Individually sealed for freshness.

    • Your worry-free shopping experience is backed by a 30-day money-back guarantee, extended manufacturer warranty, and lifetime tech support from iSpring in Atlanta, GA at (678) 261-7611.

    $104.99
    LittleWell AR12 3/4'' Removal Tool, works the same as SharkBite (AR12)
    3/4'' Removal Tool to disconnect the push-fit connection
    $11.99
    LittleWell 0404SEX2 1/4
    LittleWell 0404SEX2 1/4" Quick Fitting Stem Elbow, 0404SEX2, Pack of 2 (0404SEX2)
  • 1/4" Stem, fits 1/4" Quick fitting
  • 1/4" Quick Connect fitting, fits 1/4" tubing used on most RO system
  • $11.99
    water filter faucet
    iSpring GA1-SS Stainless Steel Kitchen Bar Sink Reverse Osmosis RO Filtration Drinking Water Faucet, Lead-Free in Stainless Steel Finish (GA1-SS)
  • Food grade 304 stainless steel construction ensures heavy duty quality and longevity. Anti-Rust, Anti-Corrosion and Water Spot Resistant.
  • 360 degree swivel spout with 90 degree single lever handle offers easy water control. 9" high-rise spout provides enough space for a variety of sink activities in the kitchen.
  • Fit 7/16'' to 7/8'' kitchen sink holes and connects to 1/4'' size tubing. Non air gap RO faucet and cold water supply only.
  • The Package includes faucet, front plate, front washer, wing nut, and quick-connect adapter. No hose included.
  • Customer satisfaction is our top priorty. Lifetime technical support provided by our dedicated support team based in in Atlanta, GA at (678) 261-7611.
  • $44.99
    reverse osmosis filter replacement
    iSpring F3CTO 10-inch Standard Replacement Filter Set Cartridges for RO and 3-Stage Water Filtration Systems Sediment, 2 x Carbon Block Filters (F3CTO)
  • Fits 10" standard filter housings. Fits iSpring CW31System. Compatible to most RO systems, includes Watts Premier, Flowmatic, PuROLine, Crystal Quest, Apec, and etc.
  • Individually wrapped
  • Pack of 3 replacement water filters. 1x PP sediment filter, 2x Carbon block filter
  • 6-month supply of replacement filters for water filter systems
  • $34.99
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