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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 WSPGR - Reusable Spin Down Sediment Water Filter (50 Micron w/Scraper & 360°Head) (WSPGR)
Stainless steel mesh filter screen rated at 50 Micron. Double threads on both ends: 1inch MNPT and 3/4 inch FNPT, 1/4" flush out fitting included. WSP series can be used for waste water treatment by spin down the sediment.
Flushable and reusable, takes the considerable workload off finer filters that follow behind it; helps create a multi-layer gradient filtration system for better filtration results and longer filter life.
System can be installed in any direction thanks to the 360° rotatable head connection.
The steel mesh filter cartridge and housing can be easily cleaned by rotating the scraper, saving time and effort on routine maintenance.
Lifetime support from iSpring in Alpharetta, GA at (678) 261-7611
iSpring FC15X25 Box of 25 CTO Carbon Block Water Filter Replacement Cartridge (FC15X25)
Individually wrapped, packed in 25 pcs per carton
5 micron Rating
Made from coconut shell carbon
Fits 10" standard filter housings
Removes Chlorine and Organic chemicals
iSpring FG15X25 Box of 25 10"x 2.5" GAC Granular Activated Carbon Water Filter Replacement Cartridge (FG15X25)
Individually wrapped, packed in 25 pcs per carton 5 micron Rating Made from coconut shell carbon Fits 10" standard filter housings Removes chlorine, bad odor and taste
iSpring FA15X3 iSpring Alkaline Water Filter Replacement Cartridge, Pack of 3 (FA15X3)
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 pH 8-9 alkaline water with restored minerals such as natural calcium and magnesium.
The Alkaline filter can be added to any under-sink water filter or RO system. 3 filters included.
Raises pH level to 8-9
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 FP15X2 5 Micron 10"x2.5" Standard Sediment Water Filter Replacement Cartridge, 2-Pack (FP15X2)
Made of 100% Melt-Blown Polypropylene, multi-layer filtration. This filter can also be used for pool and hottub.
Fits standard 10" housings, including brand name models
Each filter last 3 - 6 months depending on water quality and volume
2 replacement cartridges included.
iSpring AFR420K Flow Restrictor, White (AFR420K)
Compatible with most reverse osmosis systems of 75 - 100 GPD (including brand names) in the market
To be installed on the drain line
Recommended for RO systems of 75GPD or 100GPD, or for customers whose source water TDS is more than 200 ppm
Features 1/4” quick fitting
iSpring FP110X50 10 Micron Box of 50 Standard 10"x2.5" Sediment Water Filter Replacement, 50-Pack (FP110X50)
Made of 100% Melt-Blown Polypropylene, multi-layer filtration 2.5" DIA x 10" Length 10 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 AHP1 High pressure switch for Reverse Osmosis Water Filter with Booster Pump (AHP1)
Compatible with most Reverse Osmosis systems with Booster Pump in the market.
To be installed to shut off Booster Pump when the tank is full.
1/4 inch Jaco fitting.
iSpring ALP1 Low pressure switch for Reverse Osmosis Water Filter with Booster Pump (ALP1)
Used in Reverse Osmosis system with Booster Pump Shuts off Booster Pump when the filters are blocked or water pressure to pump is lower than 7 psi 1/4 inch Jaco fitting
iSpring ORM O-Ring for Reverse Osmosis Membrane Housing (ORM)
The O-ring is installed on both the lip of the RO membrane housing and inside the housing cap.
iSpring US31 Water Filtration System for Drinking, NSF Certified 3-Stage Water Filters, Tankless, High Capacity Water Filter System with Brushed Nickel Faucet (US31)
[Classic Drinking Filter]: The water undergoes a three-stage purification process: PP sediment filtration, GAC carbon filter and a unique CTO filtration in the 3rd layer. This system efficiently removes common drinking water sediments such as dust, sand, particles, dirt, and rust. Additionally, it effectively eliminates heavy metals, harmful chemicals, Chloramine, cloudiness, colors, chlorine taste, and odor. It's important to note that this under sink water filtration system DOES NOT lower TDS value but preserves the healthy minerals in your water. Enjoy pure, great-tasting water with essential minerals intact.
[Fresh Healthy Water Supplier]: The on-demand fast flow rate of the iSpring US31 allows it to meet the widest possible range of needs in your home. Up to 20x more effective than the common water pitcher dispenser. Flow Rate: Up to 1GPM depending on source water pressure. Maxim Pressure: 90psi. It washes fresh produce like fruit and vegetables, brings health protection, can provide your entire family with delicious, clean water straight from your tap.
[Excellent Quality and Design]: Features beautiful European-designed brushed nickel all-metal faucet and clear see-through 1st stage housing. Clear see-through 1st stage housing makes filter inspection a snap. Manufactured to comply strictly with FDA standards and tested by independent third party against NSF/ANSI standards (42, 53, 61) for water quality, material safety and structural integrity.
[Easy to Install and Maintain]: Designed for hassle-free installation and maintenance, the system includes a high-capacity sediment filter, GAC filter, and CTO carbon filter. The sediment filter protects and extends the life of your system, while the GAC and carbon filters efficiently remove harmful contaminants. Filters should be replaced every 6 to 12 months, depending on water quality.
[TDS Note and Customer Services]: This under sink water filter will not reduce the TDS of the incoming water. Instead, it keeps the healthy minerals in your water. If you are interested in a filter that removes TDS, please consider a iSpring reverse osmosis system.Backed by a 1-year Manufacturer with lifetime support from Atlanta, GA USA. For any issue or concern, please don't hesitate to contact us.
iSpring MC4 2.8" x 12" 400GPD Water Filter Replacement Cartridge Reverse Osmosis Membrane, fits RE4T (MC4)
400GPD Commercial Reverse Osmosis Membrane with Matching Housing
TFC (Thin Film Composite) membrane
Rejects wide spectrum of impurities down to .0001 micron
iSpring WGB21B 2-Stage Whole House Water Filtration System, with 10" x 4.5" Sediment CTO(Chlorine, Taste, and Odor) Filter, 1" Inlet/Outlet (WGB21B)
Powerful 2-Stage Filtration – The iSpring WGB21B whole house water filtration system includes a 10" x 4.5" sediment filter and a CTO carbon block filter — removing up to 99% of chlorine, along with sediments, rust, tastes, odors, herbicides, and more for clean, odor-free water.
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.
Built to Last – Designed for durability, this 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 house water filtration system.
Quick and Easy Installation – Designed with a 1” NPT inlet/outlet and 10” x 4.5” filters, this water filter system for home delivers a strong water flow (up to 15 GPM) while requiring minimal maintenance.
Easy Filter Changes — Built-in pressure release buttons let you swap filters fast and mess-free.
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.
Sealed for Quality — Every cartridge is individually wrapped to ensure freshness and peak performance. Be sure to unwrap before use.
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 or whole home water filtration system.
iSpring FP25 20” x 2.5” Water Filter Replacement Cartridges - Fine Sediment Filter - 5 Micron - Fits Standard 20” x 2.5” Water Filtration Systems (FP25)
Protect Your Family and Household Appliance from Sediments: The FP25 sediment filters are specially designed to remove sediments, dust, sand, large particles, silt, dirt, and rust from water. They are usually used as the first stage of a water filtration system to prevent the filters that follow from getting clogged too soon. This filter can also be used for pool and hottub.
Standard Size: Our filter fits standard 20” x 2.5” housings, including brand name models.
The FP25 polypropylene sediment filter is able to achieve filtration down to 5 microns. The filters are tested by an independent third-party to meet NSF/ANSI standards. They have a capacity of 30,000 gallons of water, enough to supply a family of four with clean water for half a year (depending on your water quality). Water flow: up to 12 GPM.
Peace of Mind Customer Service: Register online to activate your extended 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: The cartridges are individually wrapped to ensure freshness. Please unwrap the cartridges before use. Unlike an RO membrane, the filters don’t reduce Total Dissolved Solids (TDS). If you are interested in a filter that removes TDS, consider our iSpring Reverse Osmosis (RO) systems.
iSpring FP11X50-N, NSF Certified, 1 Micron 10"x2.5" Multi-layer Sediment Water Filter Replacement Cartridges, 50-Pack (FP11X50-N)
Powerful First-Line Protection – Engineered to capture sediment, dust, sand, silt, rust, and large particles, these FP series filters serve as an effective first stage of a water filtration system. They help reduce buildup and extend the life of downstream filters. This filter can also be used for pool and hottub.
Standard 10” x 2.5” Fit – Compatible with most 10” x 2.5” filter housings from various brands, these filters offer a universal fit for residential and light commercial systems.
Consistent Performance – Constructed from high-quality polypropylene, these filters provide fine filtration down to 1 microns. Each cartridge supports clean water flow for up to 6 months for a typical family, with minimal impact on pressure.
U.S.-Based Customer Support – Register your product online to enjoy extended warranty and complimentary tech support from our dedicated U.S. team. We’re here to help with any concerns to ensure your satisfaction.
Individually Wrapped for Freshness – Each cartridge is sealed to preserve quality until use. Note: These filters do not reduce TDS but instead retain healthy minerals in your water. If you need TDS reduction, check out our iSpring Reverse Osmosis systems.
iSpring FC25 High Capacity 20” x 2.5” Water Filter Replacement Cartridges - CTO Carbon Block - Fits WCB32C, WCB32O, and RCB3P (FC25)
Protect Your Family and Household Appliance from Chlorine and More: Say goodbye to smelly, bad tasting water! The FC25 carbon block filter is specially designed to remove up to 99% of chlorine from water as well as various other contaminants that cause unpleasant odors and tastes.
Standard Size: Our filter set fits standard 20” x 2.5” housings, including brand name models.
Our FC25 CTO Carbon Block filters are made of coconut shell carbon to increase filtration efficiency and extend filter life. They are tested by an independent third-party to meet NSF/ANSI standards. The filters have a capacity of 30,000 gallons of water, enough to supply a family of four with clean water for half a year. Water flow: up to 12 GPM.
Peace of Mind Customer Service: Register online to activate your extended 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: The cartridges are individually wrapped to ensure freshness. Please unwrap the cartridges before use. Unlike an RO membrane, the filters don’t reduce Total Dissolved Solids (TDS). If you are interested in a filter that removes TDS, consider our iSpring Reverse Osmosis (RO) systems.
iSpring FG25 20” x 2.5” Water Filter Replacement Cartridges - Granular Activated Carbon - Fits RCB3P RO System and other 20” x 2.5” Systems (FG25)
Protect Your Family and Household Appliance from Chlorine and More: Say goodbye to smelly, bad tasting water! The FG25 granular activated carbon filter is specially designed to remove dust, particles, rust, and odors and tastes caused by various contaminants, especially chlorine from your source water.
Standard Size: Our filter set fits standard 20” x 2.5” housings, including brand name models.
Our FG25 granular activated carbon filters are made of coconut shell carbon to increase filtration efficiency and extend filter life. They are tested by an independent third-party to meet NSF/ANSI standards. The filters have a capacity of 30,000 gallons of water, enough to supply a family of four with clean water for half a year. Water flow: up to 12 GPM.
Peace of Mind Customer Service: Register online to activate your extended 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: The cartridges are individually wrapped to ensure freshness. Please unwrap the cartridges before use. Unlike an RO membrane, the filters don’t reduce Total Dissolved Solids (TDS). If you are interested in a filter that removes TDS, consider our iSpring Reverse Osmosis (RO) systems.
iSpring FG15 NSF/ANSI 58 Certified GAC Granular Activated Carbon 2.5"x10" Water Filter Replacement, 2.5" x 10" (FG15)
Individually wrapped
5 micron rating
Made from coconut shell carbon
Fits 10 inch standard filter housings
Removes chlorine, bad odor and taste
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 GS3 Lead-Free Reverse Osmosis Water Filter Drinking Water Faucet, Non-Air Gap RO Faucet, Chrome Finish (GS3)
Lead-free non-air gap drinking water faucet for Reverse Osmosis Systems and undersink water filter systems. Built from solid brass, this 9.75-inch RO faucet delivers clean and fresh water to you and your family.
Your choice for drinking water faucet if you prefer the look of a traditional RO faucet. Timeless coke-shaped style with high grade chrome finish makes it easy to match other fixtures in your kitchen.
Swivels 360-degree for ease of use. Featured durable ¼ turn wheel-shaped handle offers smooth operation.
Requires only a ½” drilled hole for easy installation; can accommodate larger pre-drilled holes with its cover plate(OD: 2.1”). One ¼” and one ¼” to ⅜” tube push to connect quick fitting included.
Backed by a 30-day money-back guarantee, 3-year limited manufacturer warranty, and lifetime tech support from iSpring Water Systems at (678)261-7611 in Atlanta, GA.