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iSpring F10CRO1000 4.5'' x 20'' Tankless Commercial Reverse Osmosis Water Filter 1-Year Replacement Cartridge Pack, 10-Piece (F10CRO1000)
  • Protect Your Family and Household Appliances from Sediment, Chlorine, and More. Say goodbye to smelly, bad tasting water! Our filters are specially designed to remove chlorine from water as well as sediment, rust, herbicides, industrial solvents, and various other contaminants.
  • Individually wrapped, 1-year high-capacity, top quality filter replacement cartridge pack for iSpring CRO1000 reverse osmosis water filtration system and standard housings that use 20” x 4.5” water filters.
  • Sediment Water Filter: The first stage high capacity polypropylene sediment filter works as the first barrier in the reverse osmosis system by removing solid particles like silt, rust and dirt from the water and reducing a significant percentage of contaminants in the water. This prevents the other filters from getting clogged with fine particles and reduces the risk of damage to the other parts of the filtration system.
  • Carbon Block Filter: The second and third stage CTO Carbon Block filters are made of coconut shell carbon to increase filtration efficiency and extend filter life. Activated carbon filters trap and absorb chemicals and chlorine from the water. This results in the removal of odors and an improvement on the taste of the water.
  • Ten 20” x 4.5” replacement water filters included: 6 Sediment Filters and 4 Carbon Block Filters (No RO membrane included).
  • $249.99
    iSpring F21CRO1000 4.5'' x 20'' 4-Stage Tankless Commercial Reverse Osmosis Water Filter 2-Year Replacement Cartridge Pack, 21-Piece (F21CRO1000)
  • Individually wrapped, 2-year high-capacity, top-quality filter replacement cartridge pack for iSpring CRO1000 and standard housings that use 20’’ x 4.5” water filters.
  • Sediment Water Filter: The first stage high-capacity polypropylene sediment filter works as the first barrier in the reverse osmosis system by removing solid particles like silt, rust and dirt from the water and reducing a significant percentage of contaminants in the water. This prevents the other filters from getting clogged with fine particles and reduces the risk of damage to the other parts of the filtration system.
  • Carbon Block Filter: The second and third stage CTO Carbon Block filters are made of coconut shell carbon to increase filtration efficiency and extend filter life. Activated carbon filters trap and absorb chemicals and chlorine from the water. This results in the removal of odors and an improvement on the taste of the water.
  • 1000 GPD RO Membrane: The fourth stage RO membrane removes up to 99% of over 1,000 contaminants, including lead (up to 98%), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more. The core of CRO1000 beats contaminants, delivering clean water at a rate of up to 1,000 gallons per day. Operating at 80 - 130 psi, it achieves an exceptional 1.5:1 pure-to-drain water ratio, enhancing efficiency and reducing water bill costs.
  • Twenty-one 20” x 4.5” replacement water filters included: 12 Sediment Filters, 8 Carbon Block Filters and 1 RO Membrane.
  • $699.99
    iSpring SGS-Tested PFAS Removal Carbon Block Replacement Water Filter Cartridge FCPFDS for DS4 Series (FCPFDS)
  • SGS-Tested PFAS Removal - The media of the FCPFDS filter is rigorously tested by SGS, effectively removing up to 99% of PFAS from your water. It also reduces chlorine, bad odors, colloids, and particulates for cleaner, safer water.
  • Perfect Fit for DS4 Series Water Dispensers - Upgrade your water filtration system effortlessly with this custom-designed filter. Engineered for seamless compatibility with DS4 Series dispensers, it ensures a hassle-free installation process and delivers reliable performance.
  • Long-Lasting Performance - The iSpring FCPFDS Carbon Block Replacement Water Filter Cartridge provides up to 12 months of reliable filtration, ensuring consistent water quality.
  • Easy Maintenance - Simple to install and replace, making it a hassle-free solution for maintaining fresh, purified water.
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $39.99
    iSpring FC15-NC Replacement CTO Carbon Block Water Filter Cartridge for Under Sink Water Filtration System, Reduces Chloramine, White (FC15-NC)
  • [Superior Chloramine Reduction]: This under-sink water filter uses catalytic carbon for exceptional filtration. Unlike standard carbon filters that remove 40-50% of chloramine, the FC15-NC filter can eliminate up to 99.4%. This high efficiency is due to the catalytic carbon's stronger ability to break down chloramine into harmless substances and absorb residual byproducts, ensuring safe, clean water.
  • [Compact Carbon Filter]: This high-capacity activated carbon block filter (CTO) is designed in the standard 10” x 2.5” size and effectively removes chlorine, chloramine, taste, and odor.
  • [Coconut Carbon 5-Micron Filter]: This filter utilizes 5-micron coconut shell carbon and compact fabrication technology to achieve maximum filtration efficiency and longevity.
  • Note: Please unwrap the cartridges before use. Unlike an RO membrane, this filter retains healthy minerals in your water and does not reduce Total Dissolved Solids (TDS). For TDS removal, consider our iSpring Reverse Osmosis (RO) systems.
  • $45.99
    iSpring FC15B-PB 4.5” x 10” Lead, Arsenic, Cadmium, Chlorine Reducing Whole House Water Filter, Fits iSpring WGB21B-CPB Series (FC15B-PB)
  • Lead Removal: The FC15B-PB filter's media can effectively remove up to 99% of lead from your water, ensuring safer drinking water for your household.
  • Comprehensive Heavy Metal Filtration: Featuring advanced MetSorb media, our FC15B-PB water filter efficiently removes heavy metals like arsenic (III & V), lead, mercury, cadmium, and more. This superior filtration extends the filter's lifespan, reducing replacement frequency. (Note: This product is independently manufactured by iSpring and is not affiliated with MetSorb.)
  • Standard Size: Our filter fits standard 10” x 4.5” housings, including brand-name models.
  • Built to Last: Your filter changing schedule will depend on the contamination level of your source water. We recommend changing your filters every 12 months or after filtering up to 50,000 gallons of water.
  • Guaranteed Freshness: Each cartridge is individually wrapped to maintain optimal freshness. Please unwrap before use.
  • Peace of Mind Support: Register online to activate your warranty and enjoy lifetime free tech support from our U.S.-based team. We stand by our products—if you encounter any issues, contact us immediately, and we’ll gladly assist!
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $98.99
    iSpring FCNCDS SGS-Tested Chloramine Removal CTO Carbon Block Replacement Water Filter Cartridge for DS4 Series (FCNCDS)
  • Superior Chloramine & Chlorine Reduction - Removes up to 99.4% of chloramine and chlorine. Greatly enhances water quality and ensures safer, cleaner drinking water.
  • Taste & Odor Improvement - Eliminates bad tastes and odors for fresher, cleaner drinking water. Enjoy a more refreshing drinking experience with every sip!
  • Broad Contaminant Removal - Filters out THMs, VOCs, and other harmful chemicals, while operating efficiently in a temperature range of 40°F to 100°F for consistent performance.
  • Long-Lasting Filtration (Up to 12 Months) - Provides up to a full year of filtration (depending on source water quality).
  • Compatible with iSpring DS4 Series Water Dispenser - Specifically designed as a replacement cartridge for iSpring dispensers DS4 Series.
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $43.99
    iSpring F3WGB32BCPB 20" x 4.5" Whole House Water Filters for WGB32B Series Water Filter Systems, includes Sediment, Carbon Block, and Lead-Removal Filters (F3WGB32BCPB)
  • SGS-Tested Lead Removal: The media of FC25B-PB filter is rigorously tested by SGS, effectively removing up to 99% of lead from your water, ensuring safer drinking water for your household.
  • Comprehensive Heavy Metal Filtration: Featuring advanced MetSorb media, our FC25B-PB water filter efficiently removes heavy metals like arsenic (III & V), lead, mercury, cadmium, and more. This superior filtration extends the lifespan of the filter, reducing replacement frequency. (Note: This product is independently manufactured by iSpring and is not affiliated with MetSorb.)
  • Superior Sediment Filtration: The first stage utilizes a high-performance polypropylene (PP) sediment filter, capturing particles as small as 5 microns. This pre-filtration step not only ensures optimal water quality but also prolongs the life of the subsequent filters by preventing clogs.
  • Advanced CTO Filtration: The second-stage CTO filter is designed for precision, effectively eliminating residual chlorine, fine impurities, and lingering odors. This step enhances the overall taste and clarity of your water, delivering pure, crystal-clear results.
  • Standard Size: Our filters fit standard 20” x 4.5” housings, including brand name models.
  • Built to Last: Your filter changing schedule will depend on the contamination level of your source water. We recommend changing your filters every 12 months or after filtering up to 100,000 gallons of water.
  • Guaranteed Freshness: Each cartridge is individually wrapped to maintain optimal freshness. Please unwrap before use.
  • Peace of Mind Support: Register online to activate your warranty and enjoy lifetime free tech support from our U.S.-based team. We stand by our products—if you encounter any issues, contact us right away, and we’ll be glad to assist!
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $220.99
    iSpring US31-NC Classic 3-Stage Under Sink Water Filtration System for Drinking, Reduces Chloramine, PFAS, Tankless Under Sink Water Filter, High Capacity Water Filter for Sink (US31-NC)
  • [Reduce Chloramine]: Specializing in chloramine reduction, this SGS-tested under-sink water filter uses a catalytic carbon block for superior filtration. Unlike standard carbon filters that remove 40-50% of chloramine, US31-NC’s catalytic carbon filters can eliminate up to 99.4%. This high efficiency is due to the catalytic carbon's ability to decompose chloramine into less harmful substances and adsorb residual byproducts, ensuring safer and cleaner water.
  • [Premium Drinking Water Filtration]: Elevate your water purification experience with the iSpring US31-NC's 3-stage filtration system. Starting with PP sediment filtration, followed by GAC carbon filtration, and finishing with a unique CTO filtration layer, this system effectively removes dust, sand, particles, dirt, rust, harmful chemicals, chloramine, cloudiness, colors, chlorine taste, odor, and PFAS.
  • [Your Source of Fresh, Healthy Water]: The iSpring US31-NC delivers a fast flow rate of up to 1 GPM, outperforming conventional under-sink water filtration systems. It's perfect for hydration, cleansing fresh produce, and providing pristine water for your entire household.
  • [Exceptional Quality and Design]: Crafted to the highest standards, the iSpring US31-NC features a European-designed brushed nickel faucet and a clear, see-through 1st-stage housing for easy filter inspection. Complying with FDA standards and tested against NSF/ANSI standards (42, 53, 61), it ensures superior quality and reliability.
  • [Effortless Installation and Maintenance]: Engineered for seamless installation and minimal upkeep, the iSpring US31-NC includes a GAC carbon filter and a unique CTO filter with a high-capacity sediment filter. The sediment filter extends the system's lifespan, while the carbon filters eliminate harmful contaminants. Filter replacement is recommended every 6 to 12 months based on water usage and source water quality for sustained performance.
  • [TDS Consideration and Customer Support]: This system maintains the TDS of the incoming water, preserving essential minerals. For TDS reduction, consider an iSpring reverse osmosis system. The iSpring US31-NC is backed by a 1-year manufacturer warranty and lifetime support from Atlanta, GA. Contact our dedicated customer support team for any inquiries.
  • $150.99
    iSpring SGS-Tested Lead Removal CTO Carbon Block Replacement Water Filter Cartridge FCPBDS for DS4 Serie (FCPBDS)
  • SGS-Tested Lead Removal - The media of the FCPBDS filter is rigorously tested by SGS, effectively removing up to 99% of lead from your water, ensuring safer drinking water for your household.
  • Perfect Fit for DS4 Series Water Dispensers - Upgrade your water filtration system effortlessly with this custom-designed carbon block filter. Engineered for seamless compatibility with DS4 Series dispensers, it ensures a hassle-free installation process and delivers reliable performance.
  • Comprehensive Heavy Metal Filtration - Featuring advanced MetSorb media, our FCPBDS water filter efficiently removes heavy metals like arsenic (III & V), lead, mercury, cadmium, and more. This superior filtration extends the filter's lifespan, reducing replacement frequency.
  • Next-Level Filtration Technology - Experience the power of cutting-edge carbon block technology, designed to provide superior water purification. This filter ensures your water is consistently fresh, clean, and safe for every use.
  • Refresh Your Water’s Taste - Enjoy a crisp, clean drinking experience as this filter eliminates odors and unpleasant tastes. Perfect for those who value great-tasting water.
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $45.99
    iSpring F3-NC 6-Month Prefilter Replacement Supply Filter Cartridge Pack Set for US31-NC (F3-NC)
  • Individually wrapped 6-month high capacity prefilter replacement cartridge pack for US31-NC under sink water filtration system
  • This under-sink water filter uses catalytic carbon for exceptional filtration. Unlike standard carbon filters that remove 40-50% of chloramine, the FC15-NC filter can eliminate up to 99.4%. This high efficiency is due to the catalytic carbon's stronger ability to break down chloramine into harmless substances and absorb residual byproducts, ensuring safe, clean water.
  • 3 pieces of 10" x 2. 5" replacement water filters included: 1x sediment filters, 1x granular activated carbon filters, and 1x carbon block filters.
  • Note: Please unwrap the cartridges before use. Unlike an RO membrane, this filter retains healthy minerals in your water and does not reduce Total Dissolved Solids (TDS). For TDS removal, consider our iSpring Reverse Osmosis (RO) systems.
  • $49.99
    iSpring ATSRCD Sliding Tray for RCD100 Series Countertop Reverse Osmosis Systems, Heavy-Duty 45 lbs Capacity, 1.75’’ Height Space-Saving Solution for Easy Refilling (ATSRCD)
  • Space-Saving Solution - The iSpring ATSRCD Sliding Tray is designed to make refilling your RCD100 Series Countertop Reverse Osmosis Systems effortless, even in tight spaces. Simply slide the dispenser out for easy access, then slide it back into place when done.
  • Heavy-Duty & Low-Profile Height - With a maximum load capacity of 45 lbs, this sliding tray provides a sturdy and reliable base for RCD100 series water dispensers, ensuring stability and durability. At 1.75" tall, the tray fits seamlessly under cabinets and in tight spaces without compromising accessibility.
  • Easy Mobility & Secure Placement - Equipped with smooth-rolling wheels and lockable brakes, the ATSRCD allows you to move your RCD100 series systems with ease and lock it securely in place on any flat surface.
  • Compact & Durable Design - The tray is perfectly sized for the RCD100 & RCD100HCG countertop RO systems, built to withstand daily use, making it ideal for kitchens, offices, RVs, and more.
  • Quick Setup & Hassle-Free Use - Simply place the tray on a flat surface, position your RCD100 series systems on top, and enjoy the convenience of easy refilling and mobility. No tools or assembly are required!
  • $49.99
    iSpring FC25B-PB 4.5" x 20" Lead, Arsenic, Cadmium, Chlorine Reducing Whole House Water Filter, SGS-Tested, Fits iSpring WGB32B Series (FC25B-PB)
  • SGS-Tested Lead Removal: The media of FC25B-PB filter is rigorously tested by SGS, effectively removing up to 99% of lead from your water, ensuring safer drinking water for your household.
  • Comprehensive Heavy Metal Filtration: Featuring advanced MetSorb media, our FC25B-PB water filter efficiently removes heavy metals like arsenic (III & V), lead, mercury, cadmium, and more. This superior filtration extends the lifespan of the filter, reducing replacement frequency. (Note: This product is independently manufactured by iSpring and is not affiliated with MetSorb.)
  • Standard Size: Our filter fits standard 20" x 4.5" housings, including brand name models.
  • Built to Last: Your filter changing schedule will depend on the contamination level of your source water. We recommend changing your filters every 12 months or after filtering up to 100,000 gallons of water.
  • Guaranteed Freshness: Each cartridge is individually wrapped to maintain optimal freshness. Please unwrap before use.
  • Peace of Mind Support: Register online to activate your warranty and enjoy lifetime free tech support from our U.S.-based team. We stand by our products—if you encounter any issues, contact us right away, and we’ll be glad to assist!
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $149.99
    iSpring CW31-BV 3-Stage RV Water Filtration System for Campers, SGS-tested Bacteria and Viruses Removal, 3/4'' Lead-Free Brass Hose Quick Connectors, Tankless, High Capacity (CW31-BV)
  • SGS-Tested Bacteria & Virus Removal - The FC15-BV water filter combines a pleated filter with activated carbon to deliver superior filtration performance. This filter has been rigorously tested by SGS and effectively removes viruses, bacteria, colloids, and particulates, ensuring water safety and cleanliness.
  • Three-Stage Filtration Process – The iSpring CW31-BV system has 3-stage of filtration. The first stage is a sediment filter, which eliminates particles bigger than 5 microns as well as dirt, sand, silt, and rust particles from the water. The second stage CTO carbon block filter removes any leftover particles and unpleasant tastes, odors, and chlorine which gives the water a very refreshing look taste. The third stage FC15-BV filter removes up to 99.99% of bacteria and viruses.
  • DIY Installation - There is no need for any plumbers or difficult installation tools. The installation process is simple, easy, and completely hassle-free, making it perfect for DIY setup. Just follow the instructions in the user manual and the system is ready to use. It is also very easy to maintain the system.
  • High Capacity & Long Lasting – iSpring products are engineered for long-lasting durability. The robust construction of filter housings increases the life of the system and prevents any kind of leaks. Depending on the usage, the average replacement cycle for filters is 6 months for sediment filters, 12 months for second-stage carbon block CTO filters, and 12 months for third-stage virus and bacteria filters.
  • Fantastic Customer Support & Manufacturer Warranty – Congratulations! Your iSpring CW31 system is backed by a 1-year Manufacturer Warranty and Lifetime technical support. Furthermore, we have a dedicated and experienced team of customer service agents who are ready to resolve your issues if needed.
  • Ultimate Camping Companion – Designed for outdoor enthusiasts, this system ensures safe, clean water from mountain springs, lakes, or RV hookups, protecting against bacteria, viruses, and sediment for worry-free drinking, cooking, and hygiene on every adventure.
  • $388.99
    iSpring CW31-PF 3-Stage RV Water Filtration System for Campers, SGS-tested PFAS Removal, 3/4'' Lead-Free Brass Hose Quick Connectors, Tankless, High Capacity (CW31-PF)
  • SGS-Tested PFAS Reduction - Lasting up to 12 months, the third-stage PFAS removal filter utilizes activated carbon fiber technology for superior filtration. Rigorously tested by SGS, this replacement filter effectively reduces PFAS, colloids, particulates, chlorine, and odors, ensuring safer, cleaner water for your RV.
  • Comprehensive 3-Stage Filtration – A 5-micron sediment filter removes dirt, sand, and rust; the CTO carbon block eliminates chlorine and unpleasant tastes; and the specialized PFAS stage targets stubborn chemicals for clean, refreshing water.
  • Rugged, RV-Ready Build – Corrosion-resistant 3/4” lead-free brass connectors and industrial-grade, leak-proof housings ensure durability in harsh environments, from bumpy roads to extreme weather.
  • Effortless Setup & Maintenance – Install in minutes with no tools required, and easily replace filters using straightforward DIY instructions. Recommended replacement intervals: every 6 months for the sediment filter, 6–12 months for the CTO filter, and annually for the PFAS filter.
  • Trusted Performance Guarantee – Backed by a 1-year manufacturer warranty and lifetime technical support, this system offers peace of mind for travelers prioritizing safe, sustainable hydration over single-use plastics.
  • Ultimate Camping Companion – Designed for outdoor enthusiasts, this system ensures safe, clean water from RV hookups, protecting against PFAS, chlorine, and sediments for worry-free drinking, cooking, and hygiene on every adventure.
  • $367.99
    iSpring CW31-PFBV 3-Stage RV Water Filtration System for Campers, Reduces PFAS, Bacteria and Viruses, 3/4'' Lead-Free Brass Hose Quick Connectors, Tankless, High Capacity (CW31-PFBV)
  • Three-stage Precision Filtration Process - The first stage employs a 5-micron sediment filter to trap dirt, sand, and rust; the second stage uses Activated Carbon Fiber technology to reduce up to 99.4% PFAS, and the final stage incorporates a high-efficiency bactericidal/virucidal filter to eliminate up to 99.99% of bacteria and viruses.
  • Rugged, RV-Ready Build - Designed for RV adventures, the system features corrosion-resistant 3/4” lead-free brass connectors and industrial-grade housings designed to withstand extreme temperatures, vibrations, and off-grid conditions without leaks or damage.
  • Effortless Setup & Maintenance – Install in minutes with no tools required, and easily replace filters using clear DIY instructions. Recommended replacement intervals: every 6 months for the sediment filter, and every 12 months for PFAS and Bacteria & Virus filters, depending on usage.
  • Trusted Performance Guarantee – Backed by a 1-year manufacturer warranty and lifetime technical support, this system offers peace of mind for travelers prioritizing safe, sustainable hydration over single-use plastics.
  • Ultimate Camping Companion – Designed for outdoor enthusiasts, this system ensures safe, clean water from RV hookups, protecting against PFAS, bacteria, viruses, chlorine, and sediments for worry-free drinking, cooking, and hygiene on every adventure.
  • $433.99
    iSpring ATRCD100 Replacement Tank for RCD100 Instant Hot Countertop RO Water Dispenser, BPA-Free 1.3-Gallon High-Capacity Water Tank, Easy to Clean (ATRCD100)
  • Original Replacement Tank for RCD100: Specifically designed to seamlessly fit the iSpring RCD100 Instant Hot Countertop RO Water Dispenser, ensuring optimal performance.
  • Includes Washable Stainless Steel Filter: Comes with the FNF100 stainless steel filter, serving as the 1st stage filter for the RCD100 system. This durable filter is washable, and should be cleaned every 3 to 6 months, extending its lifespan and maintaining filtration efficiency.
  • 1.3-Gallon High Capacity: Provides up to 170 oz of filtered water, keeping your entire family hydrated with over 14 cups per refill.
  • Cold Water Use Only: Built for cold water storage, this tank is not suitable for hot water. Drain fully before refilling for maximum filtration efficiency.
  • BPA-Free & Durable Material: Constructed from premium, food-grade materials to ensure long-lasting use while maintaining water purity.
  • Easy Maintenance: Designed for effortless cleaning, helping you maintain your water quality without hassle.
  • $32.99
    iSpring APTRCD100HC Replacement Pitcher for RCD100HCG Hot & Cold Alkaline RO Water Dispenser, BPA-Free, 0.42-Gallon Storage Capacity, Durable and Easy to Clean (APTRCD100HC)
  • Original Replacement Pitcher: Designed specifically for the iSpring RCD100HCG, ensuring perfect compatibility and reliable performance.
  • 0.42-Gallon Storage Capacity: Holds up to 54 oz of filtered water, providing fresh water on demand for your daily hydration needs.
  • Food-Grade & BPA-Free: Made with premium, BPA-free materials that ensure no pollutants are introduced into your filtered water.
  • Durable & Long-Lasting: Constructed with high-quality materials for dependable use, even with frequent handling and refilling.
  • Easy to Clean: Designed for hassle-free maintenance to keep your pitcher in top condition and your water tasting pure.
  • $27.99
    iSpring F2US21B-CPB Direct Connect US21B-CPB Replacement Filter Set, 4.5"x10" Undersink Water Filtration, Lead-Removal, GAC KDF Cartridges (F2US21B-CPB)
  • Lead Removal: The media of the FC15B-PB filter can effectively remove up to 99% of lead from your water, ensuring safer drinking water for your household.
  • Superior GAC KDF Filtration: The 1st-stage FG15B-KS effectively reduces PFAS, PFOA/PFOS, chlorine, mercury, cloudiness, colors, bad taste, and many other heavy metals.
  • Standard Size: Our filters fit standard 10" x 4.5" housings, including brand-name models.
  • Built to Last: Your filter changing schedule will depend on the contamination level of your source water. We recommend changing your filters every 12 months or after filtering up to 80,000 gallons of water.
  • Guaranteed Freshness: Each cartridge is individually wrapped to maintain optimal freshness. Please unwrap before use.
  • Peace of Mind Support: Register online to activate your warranty and enjoy lifetime free tech support from our U.S.-based team. We stand by our products—if you encounter any issues, contact us immediately and we'll gladly assist!
  • Important Note: This filter does not reduce Total Dissolved Solids (TDS) like an RO membrane. If TDS removal is your goal, we recommend exploring our iSpring Reverse Osmosis (RO) systems.
  • $153.99
    iSpring FC500SL 2nd-Stage Anti-Scale & Activated Carbon Replacement Filter for RO5004F Series Tankless Reverse Osmosis System, Lasts up to 12 Months (FC500SL)
  • Dual Functionality: The FC500SL composite water filter cartridge combines activated carbon filtration with advanced anti-scale technology.
  • Effective Contaminant Removal: This replacement filter eliminates chlorine, odors, and other impurities for clean water.
  • Prevents Limescale Formation: Protects appliances and plumbing by preventing scale buildup.
  • Reliable Lifespan: Provides effective water filtration and scale prevention for up to 12 months, depending on water quality and usage.
  • $35.99
    iSpring Whole House Water Filter System, Ultimate PFAS, Scale, Heavy Metals Protection Removes Up to 99% PFOA & PFOS with SGS-Tested Media, Reduces Corrosion, Lead, 3-Stage Filtration 20” x 4.5” Filters, 1” NPT Inlet/Outlet Model: WGB32B-PFKDS (WGB32B-PFKDS)
  • Proven PFAS Reduction – The FC25B-PF filter in this PFAS water filter system features SGS-tested media that removes up to 99% of PFAS, including PFOA and PFOS. This whole house water filter provides peace of mind with every drop, making it one of the top water filters that remove PFAS for home use.
  • Premium Scale Inhibitor for Long-Term Protection – The FWDS150K filter is a high-performance scale inhibitor and descaler that prevents mineral buildup from calcium and magnesium, protecting your pipes, appliances, and water heaters. A perfect fit for any whole home water filtering system where scale and hard water are a concern.
  • Reduces Heavy Metals & Harmful Chemicals – The FG25B-KS filter in this whole house water filtration system uses KDF and granular activated carbon (GAC) to reduce chlorine, lead, mercury, chloramine, hydrogen sulfide (H₂S), radon, and other contaminants—making it a reliable water filter system or solution for home water filter system whole house use.
  • Comprehensive Contaminant Protection – The WGB32B-PFKDS whole house water filter system features a powerful 3-stage water filtration combining KDF GAC, advanced carbon block, and anti-scale filtration to effectively reduce PFAS, heavy metals, chlorine, and scale buildup—delivering clean, safe water to every tap.
  • Built to Last – This whole house water filtration system is engineered to filter up to 100,000 gallons or last up to 12 months, depending on water quality and usage. A long-lasting solution for those seeking a dependable whole home water filtration system.
  • Quick and Easy Installation – Designed for hassle-free setup, this home water filter system whole house includes 1” NPT inlet/outlet ports and standard 20” x 4.5” filter housings. Follow our included manual and video tutorials to get your water filter system for home up and running fast.
  • Freshness You Can Trust – Each cartridge in this whole house water filter is individually sealed to maintain quality and shelf life. Unwrap just before installation for maximum filtration performance—ideal for any water filter whole house application.
  • Peace of Mind Guaranteed – Backed by a 1-year limited warranty and lifetime product support from our U.S.-based customer service team. Whether you need help choosing the right whole house water filters or support with maintenance, we’re here for you.
  • Please Note – This system 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.
  • $899.99
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