iSpring
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- Top-notch Quality: The o-rings are made of premium materials to make sure that the filters will be properly sealed without any leakage.
- Dedicated O-rings for WSP/WSPSL/WSPGR series reusable spin down sediment water filter
- Peace of
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- Durable Construction – The UV water filter provides a reliable structure with stable pressure resistance and an extended service life. It supports water flow rates of up to 13.2 gallons per minute, featuring standard 1-inch FNPT inlet and outlet
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- Effective Filtration: Features the FC15-PF carbon fiber cartridge, tested by SGS for verified PFAS reduction. Also engineered to effectively reduce chlorine, chloramine, odors, and sediment, enhancing both the taste and safety of household tap wate
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- Effective Filtration: Features the FC15-PF carbon fiber cartridge, tested by SGS for verified PFAS reduction. Also engineered to effectively reduce chlorine, chloramine, odors, and sediment, enhancing both the taste and safety of household tap wate
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- Whole-Home Protection at the Source – Installed at the main water inlet, the LS43WL shuts off the water supply at the source when a leak is detected, ensuring fast and effective protection for your entire home.
- Automatic Shut-Off Leak P
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- Protect Your Family and Household Appliance from Sediments: The FP series 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
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- Dedicated RO membrane for iSpring countertop RO water filter system RCT600. Experience clean and fresh water every time you turn on your drinking water faucet.
- This core of RCT600 is rated at 600 gallons per day. With up to 1.5:1 pu
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- SGS-Tested Lead Removal: The media of the third-stage FC15B-PB filter has been rigorously tested by SGS. It effectively removes up to 99% of lead from your water, ensuring safer drinking water for your household.
- Powerful 3-Stage Filtrati
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- Protect Your Family and Household Appliance from Large Sediments: The FP220B sediment filters are specially designed to remove large sediments, dust, sand, large particles, silt, dirt, and rust from water. They are usually used as the first stage o
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- Scale & Corrosion Protection: Safeguard your plumbing and appliances with our WGB31B-DS whole house water filter system. The patented inhibitor in this whole house water descaler prevents calcium and magnesium buildup, prevents corrosion, and forms
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- Scale & Corrosion Defense: Protect your pipes and appliances with the WGB31B-KDS whole house water filter system. This whole house water descaler uses a patented inhibitor to reduce calcium and magnesium buildup, combat corrosion, and create a prot
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- Individually wrapped 6-month high capacity prefilter replacement cartridge pack for most standard RO systems
- 4 pieces of 10" x 2. 5" replacement water filters included: 1x sediment filters, 1x granular activated carbon filters, 1x carbon
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- Reliable 3-Stage Whole House Water Filtration – This whole house water filter system features a 10" x 4.5" sediment filter, a GAC KDF compound filter, and a high-quality carbon block filter to effectively reduce sediments, chlorine, heavy metals,
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- Replacement Cartridge with Siliphos for iSpring WSP Spin Down Sediment Filter
- 50 Micron Stainless steel mesh filter screen
- Removes dirt, sand, and rust before they reach larger filters or appliances
- The cartridge measures 4 1/4 inche
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- As a larger, upgraded version of WSP series, WSP50B filters out particulate, sediment, rust, and floating objects. WSP series can be used for waste water treatment by spin down the sediment.
- Flushable and reusable, used to create a multi-layer
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- FIRST 6 MONTHS ON US - Includes 3 extra pre-filters, covering your first 6 months of replacements at no extra cost.
- U.S. NEWS RECOMMENDED - The core model RCC7 was recognized by U.S. News as the best RO system for small homes in 2024.
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- Powerful 3-Stage Filtration – The iSpring WGB31B whole house water filtration system includes a 10" x 4.5" sediment filter and two CTO carbon block filters - removing up to 99% of chlorine, along with sediments, rust, tastes, odors, herbicides, a
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- EXTRA FILTERS INCLUDED - Includes 3 extra pre-filters for extended use and convenience.
- NATIONAL GEOGRAPHIC RECOMMENDED - The core model RCC7AK was recognized by National Geographic as the best under sink water filter for improving taste.
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- Push-fit connections for 1/4" tubing.
- Suitable for use with 1/4" Pex, CPVC, and copper pipe.
- Lead free.
- 1/4" x 1/4" O.D
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- 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 p
iSpring ORWX2 Replacement O-ring for WSP WSPSL WSPGR Series Reusable Spin Down Sediment Water Filter - Pack of 2 (ORWX2)
Top-notch Quality: The o-rings are made of premium materials to make sure that the filters will be properly sealed without any leakage.
Dedicated O-rings for WSP/WSPSL/WSPGR series reusable spin down sediment water filter
Peace of Mind Customer Service: Register online to activate your 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: The o-rings are for WSP/WSPSL/WSPGR series only. If you need replacement o-rings for reverse osmosis (RO) pre-filter housings, please consider iSpring ORFX3.
iSpring UVF50 LED UV Water Filter System, Whole House Ultraviolet Water Purifier Filter, Long-Life LED Design, Built-in Smart Flow Sensor Switch, Mercury-Free, Up to 13.2 GPM (UVF50)
Durable Construction – The UV water filter provides a reliable structure with stable pressure resistance and an extended service life. It supports water flow rates of up to 13.2 gallons per minute, featuring standard 1-inch FNPT inlet and outlet connections for easy compatibility
Innovative LED UV Technology – The UVF50 LED UV design produces minimal heat, and operates with no warm-up time, supporting a more sustainable household setup. Unlike traditional UV lamps, it contains no mercury and does not generate ozone or odors, ensuring stable system performance and a comfortable user experience
Long-Lasting LED Design – The advanced LED UV water filter system offers over 8,000 hours of service life. Unlike traditional units that must stay on continuously, the UVF50 features a built-in smart flow sensor that activates the system only when water is running. With about 2 hours of daily use, the LED module can last up to 11 years, significantly reducing maintenance frequency and replacement needs while helping lower long-term operating costs
Smart Flow Sensor Activation – An integrated water flow sensor automatically activates the UV system when water begins to pass through the chamber, allowing fully automatic operation without any need for manual switching or adjustment
DIY-Friendly Installation – The unit is designed for easy installation and can be set up without special tools or plumbing services. Suitable for whole-house applications, it provides up to 99% UV treatment efficiency, helping maintain consistent water quality at every point of use
iSpring CKC1C-PF 2.5" x 10" Countertop Water Filter, SGS Tested Filter, Reduces PFAS, Chlorine, Odors - Easy Installation, Fits Most Faucets, Up to 12 Months, Clear (1 Filter Included) (CKC1C-PF)
Effective Filtration: Features the FC15-PF carbon fiber cartridge, tested by SGS for verified PFAS reduction. Also engineered to effectively reduce chlorine, chloramine, odors, and sediment, enhancing both the taste and safety of household tap water.
Easy Installation: Installs in minutes without drilling or plumbing. Compatible with most standard kitchen faucets and includes all necessary parts like a wrench and adapters. Switch between filtered and unfiltered water easily using the diverter valve.
Reliable Performance: Constructed from food-grade, BPA-free materials, this system is built for long-term reliability. The transparent housing offers visual clarity for filter monitoring, while the replaceable filter cartridge delivers stable performance for 6 to 12 months, depending on local water quality.
Sleek & Versatile: Designed with a clean countertop profile, this filtration system fits seamlessly into any kitchen space. It is an ideal choice for households, apartments, rentals, and RVs.
Installation Tip: To maximize performance and extend filter life, flush the unit upside down to release trapped air, then place it upright once the water runs clear for regular use.
Support and Warranty: Backed by a 30-day money-back guarantee, 1-year limited warranty, and lifetime technical support from iSpring for worry-free ownership.
Please Note: This countertop water filtration system is not designed to reduce Total Dissolved Solids (TDS). It retains beneficial minerals while effectively removing harmful contaminants.
iSpring CKC1-PF 2.5" x 10" Countertop Water Filter, SGS-Tested Filter, Reduces PFAS, Chlorine, Odors - Easy Installation, Fits Most Faucets, Up to 12 Months, White (1 Filter Included) (CKC1-PF)
Effective Filtration: Features the FC15-PF carbon fiber cartridge, tested by SGS for verified PFAS reduction. Also engineered to effectively reduce chlorine, chloramine, odors, and sediment, enhancing both the taste and safety of household tap water.
Easy Installation: Installs in minutes without drilling or plumbing. Compatible with most standard kitchen faucets and includes all necessary parts like a wrench and adapters. Switch between filtered and unfiltered water easily using the diverter valve.
Reliable Performance: Constructed from food-grade, BPA-free materials, this system is built for long-term reliability. The durable white housing helps prevent leaks, while the replaceable filter cartridge provides consistent performance for 6 to 12 months, depending on your local water conditions.
Sleek & Versatile: Designed with a clean countertop profile, this filtration system fits seamlessly into any kitchen space. It is an ideal choice for households, apartments, rentals, and RVs.
Installation Tip: To maximize performance and extend filter life, flush the unit upside down to release trapped air, then place it upright once the water runs clear for regular use.
Support and Warranty: Backed by a 30-day money-back guarantee, 1-year limited warranty, and lifetime technical support from iSpring for worry-free ownership.
Please Note: This countertop water filtration system is not designed to reduce Total Dissolved Solids (TDS). It retains beneficial minerals while effectively removing harmful contaminants.
iSpring LS43WL Smart Leak Shut-Off System, Automatic Water Leak Detector with 1 Wired & 1 Wireless Sensor, Whole-Home Water Damage Protection, 1" MNPT 3/4" FNPT (LS43WL)
Whole-Home Protection at the Source – Installed at the main water inlet, the LS43WL shuts off the water supply at the source when a leak is detected, ensuring fast and effective protection for your entire home.
Automatic Shut-Off Leak Protector – Instantly stops water flow within 20 seconds of a leak detection, providing peace of mind and preventing costly water damage. Ideal for RO systems, under-sink filters, and other water appliances. Note: To ensure the unit maintains its automatic shut-off function, please keep the main system plugged into the power adapter at all times.
Dual Sensors with Adaptive Modes – Includes one wired and one wireless leak detector, offering two detection modes for enhanced accuracy and flexibility. Regular Mode offers instant leak alerts in dry areas, while Humid Mode prevents false alarms in moisture-prone spaces.
Smart Whole-Home Leak Defense – Engineered to monitor high-risk zones like bathrooms, kitchens, and basements, iSpring Water Leak Detector provides reliable protection across a wide area of your home.
Easy DIY Installation – DIY-friendly design for quick installation with basic tools. Compatible with 1" MNPT and 3/4" FNPT connections, making it easy to protect your home from unexpected water leaks.
Long-Lasting and Reliable – iSpring LS43WL water leak detector is compatible with up to 8 wireless leak detectors. It uses high-quality materials and includes 1 wireless and 1 wired leak detection pads for extended use and protection.
iSpring FP110X25 10 Micron, 25 Pack 10" x 2.5" Universal Multi-layer Sediment Water Filter Replacement Cartridges, White, 25 Piece (FP110X25)
Protect Your Family and Household Appliance from Sediments: The FP series 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 10” x 2. 5” housings, including brand name models
Top-Notch Quality: The FP series high capacity polypropylene sediment filter is able to achieve filtration down to 1, 5, 10, 20, 50 microns. The filters are tested by an independent third-party to meet NSF/ANSI standards. They have a capacity that is enough to supply a family of four with clean water for half a year (depending on your water quality). The 10” x 2. 5” filter cartridges have a minimum impact on water flow and require minimum maintenance.
Peace of Mind Customer Service: Register online to activate your extended manufacturer 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), and instead keeps healthy minerals in your water. If you are interested in a filter that removes TDS, consider our iSpring Reverse Osmosis (RO) systems.
iSpring MC600 RO Membrane Replacement Filter for Tankless Countertop Reverse Osmosis Water Filtration System RCT600, 600 GPD (MC600)
Dedicated RO membrane for iSpring countertop RO water filter system RCT600. Experience clean and fresh water every time you turn on your drinking water faucet.
This core of RCT600 is rated at 600 gallons per day. With up to 1.5:1 pure water to wastewater ratio, RCT600 is much more efficient than a traditional RO membrane.
MC600 removes up to 99% of over 1, 000 contaminants, including lead (up to 98%), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more. Enjoy your water with confidence.
Quick and easy filter change. Depending on your water usage and the quality of your source water, please replace this RO membrane every 2-3 years to ensure optimal performance.
Peace-of-mind after-sale support is backed by a 30-day money-back guarantee, manufacturer warranty, and lifetime free tech and customer support in Atlanta, GA. Register online to activate your warranty. We stand behind our products. Please feel free to reach out to us for questions and assistance. Your satisfaction is our top priority!
iSpring 3-Stage Whole House Water Filter System, SGS-Tested to Remove Up to 99% Lead, Reduces Chlorine & Sediment, Whole Home Water Filtration System w/ 10” x 4.5” Filters and 1" Inlet/Outlet, Model WGB31B-CPB (WGB31B-CPB)
SGS-Tested Lead Removal: The media of the third-stage FC15B-PB filter has been rigorously tested by SGS. It effectively removes up to 99% of lead from your water, ensuring safer drinking water for your household.
Powerful 3-Stage Filtration: The iSpring WGB31B-CPB whole house water filtration system includes a 10” x 4.5” sediment filter, a CTO carbon block, and a lead removal filter — removing up to 99% of lead, along with sediments, chlorine, tastes, odors, and trace of other heavy metals like arsenic, cadmium, mercury 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 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.
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 FP220BX8 20” x 4.5” Water Filter Replacement Cartridges - Sediment Filter - 20 Micron - Fits Whole House Water Filtration Systems - Pack of 8 (FP220BX8)
Protect Your Family and Household Appliance from Large Sediments: The FP220B sediment filters are specially designed to remove large 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 to get clogged too soon. This filter can also be used for pool and hottub.
Standard Size: Our filter fits standard 20” x 4.5” housings, including brand name models.
The FP220B high capacity polypropylene sediment filter is able to achieve filtration down to 20 microns. The filters are tested by an independent third-party to meet NSF/ANSI standards. They have a capacity of 100,000 gallons of water, enough to supply a family of four with clean water for a full year (depending on your water quality). Water flow: up to 15 GPM.
Peace of Mind Customer Service: Register online to activate your 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 Anti-Scale Whole House Water Filter System, Reduces up to 99% Chlorine, Odor, and Sediments, 3-Stage Water Descaler and Water Filter, 1" Inlet/Outlet, Model: WGB31B-DS (WGB31B-DS)
Scale & Corrosion Protection: Safeguard your plumbing and appliances with our WGB31B-DS whole house water filter system. The patented inhibitor in this whole house water descaler prevents calcium and magnesium buildup, prevents corrosion, and forms a protective biofilm barrier.
Powerful 3-Stage Filtration – The iSpring WGB31B-DS whole house water filtration system includes a 10" x 4.5" sediment filter, a CTO carbon block filter and an anti-scale filter— removing up to 99% of chlorine, scale, corrosion, bad odor & tastes, and sediments for clean, odor-free water.
Compact Yet Powerful: Ideal for apartments, smaller homes, or vacation properties, these 10” x 4.5” whole house water filters fis tight spaces while delivering long-lasting, high-performance filtration.
Durable & Low Maintenance – Built for long-term performance, these compact filters support flow rates up to 15 GPM and treats up to 80,000 gallons of water. Every cartridge is individually wrapped to ensure freshness and peak performance. Be sure to unwrap before use.
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.
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.
iSpring Ultimate Protection Whole House Water Filter System, Reduces Heavy Metals, Scale, Chlorine, Chloramine, Hydrogen Sulfide, 3-Stage Filtration, 1" Inlet/Outlet, Model: WGB31B-KDS (WGB31B-KDS)
Scale & Corrosion Defense: Protect your pipes and appliances with the WGB31B-KDS whole house water filter system. This whole house water descaler uses a patented inhibitor to reduce calcium and magnesium buildup, combat corrosion, and create a protective biofilm barrier.
Specialized Heavy Metals Filtration: The FG15B-KS filter in the WGB32B-KDS whole house water filter system targets chlorine, chloramine, lead, mercury, and hydrogen sulfide, ensuring comprehensive protection for your home’s water supply.
Chlorine & Odor Reduction: The third-stage carbon water filter removes residual chlorine, odors, and unpleasant tastes, delivering crisp, clean water throughout your home.
Reliable Filtration, Low Upkeep – Engineered for long-lasting use, this compact whole house water filter system supports up to 15 GPM and treats up to 80,000 gallons. Individually sealed cartridges ensure peak freshness and performance—unwrap before installation.
Compact, Space-Saving Design – Designed for tight spaces like apartments, condos, and vacation homes, this system delivers the same high-performance filtration found in larger systems with a smaller footprint.
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.
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.
iSpring F4 NSF/ANSI 58 Certified for Standard Reverse Osmosis RO Systems with Post Carbon Replacement Supply Filter Cartridge Pack Set, 4 Count (Pack of 1), White, 4 Pieces (F4)
Individually wrapped 6-month high capacity prefilter replacement cartridge pack for most standard RO systems
4 pieces of 10" x 2. 5" replacement water filters included: 1x sediment filters, 1x granular activated carbon filters, 1x carbon block filters, and 1x post-carbon filter
Updated FT15 post-carbon 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
This filter pack does NOT include an RO membrane
NSF/ANSI 58 Certified: Independently tested and certified to meet NSF/ANSI 58 standards, ensuring reliable removal of harmful contaminants for safe, high-quality drinking water.
iSpring WGB31B-KS Whole House Water Filter System, Reduces Heavy Metals, Lead, Chlorine, Chloramine, Sediments, 3-Stage Filtration, 10" x 4.5" Filters, 1" Inlet/Outlet (WGB31B-KS)
Reliable 3-Stage Whole House Water Filtration – This whole house water filter system features a 10" x 4.5" sediment filter, a GAC KDF compound filter, and a high-quality carbon block filter to effectively reduce sediments, chlorine, heavy metals, chloramine, odors, tastes, and other chemicals across your entire water supply.
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.
Durable & Low Maintenance – Built for long-term performance, this compact whole home water filtration system supports flow rates up to 15 GPM and treats up to 50,000 gallons of water.
DIY-Friendly Setup - The WGB31B-KS uses 1" NPT connections and standard 10" x 4.5" cartridges for simple installation with the help of our detailed manual and YouTube tutorials. It delivers strong water flow (up to 15 GPM) and low maintenance.
Hassle-Free Maintenance - Red pressure release buttons make changing filters quick and easy by releasing pressure in the housings.
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.
Individually Sealed - Each cartridge is sealed for maximum freshness and performance. Please remove the wrapping before installation.
Please Note – This water filter system retains healthy minerals and does not reduce TDS. For dissolved solids removal, explore our iSpring Reverse Osmosis systems - perfect complements to any water filtration system for house or whole home water filtration setup.
iSpring FWSPSL Spin down Sediment Water Filter Replacement Cartridge with Siliphos (FWSPSL)
Replacement Cartridge with Siliphos for iSpring WSP Spin Down Sediment Filter
50 Micron Stainless steel mesh filter screen
Removes dirt, sand, and rust before they reach larger filters or appliances
The cartridge measures 4 1/4 inches in length by 1 1/2 inches outside diameter
Lifetime support from iSpring in Alpharetta, GA at (678) 261-7611
iSpring WSPB Large Reusable Whole Spin-down Sediment Water Filter with Scraper and Brass Top Clear Housing, 50 Micron (WSPB)
As a larger, upgraded version of WSP series, WSP50B filters out particulate, sediment, rust, and floating objects. WSP series can be used for waste water treatment by spin down the sediment.
Flushable and reusable, used to create a multi-layer gradient filtration system taking the considerable workload off finer filters that follow it and result in longer filter life. Built-in filter screen scraper saves time and effort on routine maintenance.
Pressure-resistant and durable materials: lead-free brass machine head, food-grade stainless steel mesh filter screen, and explosion-proof transparent housing. Easy installation, no welding or glue needed. Works well with copper, PEX, PVC, and CPVC pipes.
The 1” inlet and outlet FNPT fittings provide a maximum flow rate of 35 GPM. Two types of threads on both two ends of connectors: 1-inch MNPT and 3/4-inch FNPT.
30-day money-back guarantee. 1-year manufacturer warranty. Lifetime tech support from iSpring in Cumming, GA at (678) 261-7611.
iSpring RCC7F3 Value Pack, 5-Stage Under Sink Reverse Osmosis Water Filter System, Patented Easy-Mount Faucet for Effortless Installation, Additional 3 Pre-Filters Included (RCC7F3)
FIRST 6 MONTHS ON US - Includes 3 extra pre-filters, covering your first 6 months of replacements at no extra cost.
U.S. NEWS RECOMMENDED - The core model RCC7 was recognized by U.S. News as the best RO system for small homes in 2024.
NSF/ANSI 58 CERTIFIED - The whole reverse osmosis system RCC7 is certified to NSF/ANSI 58.
20 YEARS OF EXPERTISE - Two decades of dedication to RO water filtration, supporting healthy, hydrated lifestyles for American households and businesses.
PATENTED DESIGN - The top-mounted faucet design allows for easy installation entirely from above, eliminating the hassle of tightening the nut from underneath the sink.
SEE WHAT'S CAUGHT - The transparent first-stage water filter housing makes it easy to monitor contaminant buildup, ensuring timely filter changes.
EFFECTIVE FILTRATION - This RO system under sink reduces TDS, PFAS, microplastics, nanoplastics, chlorine, asbestos, barium, cadmium, chromium, copper, fluoride, lead, selenium, and over 1,000 other contaminants.
TRUSTWORTHY SUPPORT - America’s favorite RO brand, backed by lifetime technical support in Atlanta, GA, ensuring expert assistance whenever you need it.
CONVENIENT REPLACEMENT FILTERS - Easy access to replacement filter sets: F3 (6-Month), F7-GAC (1-Year), F15-75 (2-Year), and F22-75 (3-Year).
iSpring Whole House Water Filter System, Reduces up to 99% Chlorine, Sediments, Taste, Odor, 3-Stage w/ 10-Inch Sediment and Carbon Block Filters, Model: WGB31B, 1" Inlet/Outlet (WGB31B)
Powerful 3-Stage Filtration – The iSpring WGB31B whole house water filtration system includes a 10" x 4.5" sediment filter and two CTO carbon block filters - 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 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.
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 RCC7AKF3 Value Pack, Alkaline 6-Stage Under Sink Reverse Osmosis Water Filter System, Patented Easy-Mount Faucet for Effortless Installation, Additional 3 Pre-Filters Included (RCC7AKF3)
EXTRA FILTERS INCLUDED - Includes 3 extra pre-filters for extended use and convenience.
NATIONAL GEOGRAPHIC RECOMMENDED - The core model RCC7AK was recognized by National Geographic as the best under sink water filter for improving taste.
NSF/ANSI 58 CERTIFIED - The whole reverse osmosis system RCC7AK is certified to NSF/ANSI 58.
20 YEARS OF EXPERTISE - Two decades of dedication to RO water filtration, supporting healthy, hydrated lifestyles for American households and businesses.
MINERAL BOOST – The patent-pending natural mineral AK stage delivers spring-taste water with a balanced, healthy pH and multiple essential minerals.
PATENTED DESIGN - The top-mounted faucet design allows for easy installation entirely from above, eliminating the hassle of tightening the nut from underneath the sink.
SEE WHAT’S CAUGHT - The transparent first-stage water filter housing makes it easy to monitor contaminant buildup, ensuring timely filter changes.
EFFECTIVE FILTRATION – The core model RCC7AK reduces TDS (93-98%), PFAS (96-99%), Chlorine (95-99%), Asbestos (>99.7%), Barium (>98.4%), Cadmium (>98.8%), Chromium (>99.2%), Copper (>97.8%), Fluoride (>97.4%), Lead (>98.9%), Selenium (>99.0%), and over 1,000 other contaminants.
TRUSTWORTHY SUPPORT - America’s favorite RO brand, backed by lifetime technical support in Atlanta, GA, ensuring expert assistance whenever you need it.
CONVENIENT REPLACEMENT FILTERS - Easy access to replacement filter sets: F4AK (6-Month), F9K (1-Year), F19K75 (2-Year), and F28K75 (3-Year).
LittleWell 154KX10 1/4" Inline Quick Connect Fitting, 0404UCX10 154KX10, Pack of 10 (0404UCX10 (154KX10))
Push-fit connections for 1/4" tubing. Suitable for use with 1/4" Pex, CPVC, and copper pipe. Lead free. 1/4" x 1/4" O.D
iSpring AFR420K 420 ml/min 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 connect fitting