10 best countertop water filter nsf certified

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Finding the best countertop water filter that is NSF certified can be quite a daunting task, considering the multitude of options available on the market. With numerous brands, models, and features to choose from, it can be overwhelming to determine which one is the most suitable for your specific needs.

To help simplify this process and save you time and hassle, we have carefully researched and evaluated various countertop water filters to create a list of the top 10 NSF certified products. Our selection criteria were based on factors such as NSF certification, filtration effectiveness, ease of installation and use, durability, and overall customer satisfaction.

By shortlisting these 10 products, we aim to provide you with a comprehensive overview of some of the best countertop water filters that have met the rigorous standards set by NSF. Whether you are looking to improve the taste and quality of your drinking water or reduce harmful contaminants, our list can help you make an informed decision and choose the right countertop water filter for your home.

Top 10 countertop water filter nsf certified In The Market

Last update on 2024-06-22 / Affiliate links / Images from Amazon Product Advertising API

countertop water filter nsf certified Reviews

SaleBestseller No. 1
iSpring RCC7AK, NSF Certified 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink, Superb Taste Drinking Water Filter
  • Certified to NSF/ANSI 58, 6-Stage Alkaline Remineralization Layered Filtration - Exclusively designed to restore the natural alkalinity and mineral balance of water; this reliable and ultra-safe Reverse Osmosis (RO) water filtration system converts your water into clean, pure and healthy drinking water by removing up to 99% of over 1,000 harmful contaminants like PFAS (includes PFOA and PFOS), chlorine, fluoride, lead (removes up to 98%), arsenic, asbestos, calcium, sodium and more.
  • GREAT-TASTING MINERAL WATER - A standard 5 stage RO system produces slightly acidic water with a pH of 7. 0 or below because the RO membrane removes not only harmful pollutants but also a few helpful minerals. The iSpring RCC7AK Reverse Osmosis water filter includes an additional 6th stage - an Alkaline Remineralization filter which restores healthy minerals and produces a balanced alkalinity, which gives your water a more natural taste than regular 5 stage RO water filter.
  • LOW MAINTENANCE - Transparent 1st stage housing for easy visual inspection. Three extra long life pre-filters to remove large contaminants and protect RO membrane. Ultra fine (RO) filter to remove contaminants down to 0. 0001 microns; fine GAC filter to provide final polishing to the purified water and (AK) filter to finally restore just the right proportion of healthy minerals and a natural alkaline balance. The end result is great-tasting bottled-water quality.
  • EASY TO INSTALL & NO LEAKS - The water purifier is designed for DIY installation and all necessary parts for installation are included. Backed by clear installation manual, instructional videos, and access to lifetime technical support. The entire alkaline system fits nicely under a kitchen sink. For leak-free installation, simply push tubing ½” deep into quick-fitting connectors and lock; no threading pipes needed. Note: Please ensure RCC7AK fits your under-sink area before purchasing.
  • 100% SATISFIED CUSTOMERS - RCC7AK from America’s favorite brand of under sink water filter is the highly rated reverse osmosis systems. Comes with 1-year limited manufacturer warranty upon registration and lifetime personalized support from GA, USA, combined with premium quality components, this water filter is to deliver endless bottled quality drinking water right in your home for many years to come, eliminating plastic waste.
SaleBestseller No. 2
iSpring RCC7, NSF Certified, High Capacity Under Sink 5-Stage Reverse Osmosis Drinking Filtration System, 75 GPD, Brushed Nickel Faucet
  • [Effectively Remove Contaminants] This iSpring RO system is designed to produce great-tasting water that is clean, pure, and healthy for drinking. It uses a 5-stage filtration process that removes up to 99% of over 1,000 harmful contaminants, including PFAS, chlorine, fluoride, lead (removes up to 98%), arsenic, asbestos, calcium, sodium, and more. The under sink water filter system also reduces the TDS rate by 80% to 90% or better, making it ideal for drinking. Additionally, it removes hard water minerals like calcium, and magnesium that leave white residue or scale.
  • [Certified to NSF/ANSI 58] The iSpring reverse osmosis water filters are designed in the United States and produced in strict accordance with American quality standards. Certified to NSF/ANSI 58 and has been dedicated to providing unlimited clean, refreshing, and crisp-tasting water superior to bottled water for American families for more than 15 years.
  • [Low Maintenance and Leak-free Design] Quality components ensure reliability and low maintenance for many years to come. Clear see-through 1st stage housing makes filter inspection a snap. The system is compact and can fit under most kitchen sinks. It doesn't require any power source and comes with a check valve to prevent the backflow of water into the membrane housing, ensuring safety and avoiding water leakage. With a tank, it can meet the needs of big families or offices. The first filter housing is made of AS material (impact strength), allowing you to see the condition of the filter element without removing the casing and ensuring you always enjoy the best quality of water.
  • [High Quality Design and Great Taste] The high-quality iSpring reverse osmosis system under sink helps you experience clean, safe, and good-tasting water every time you turn on the faucet. The system comes with a 100% lead-free designer faucet and certified food-grade tubing, allowing you to enjoy crystal clear ice cubes, fresher tea and coffee, better-tasting foods, and healthier baby formula. The reverse osmosis water system removes contaminants down to 0.0001 microns, and the fine GAC filter provides final polishing to the purified water.
  • [100% Satisfied Customers] RCC7 from America’s favorite brand of under sink water filter is the highly rated reverse osmosis system. Comes with 1-year limited manufacturer warranty upon registration and lifetime personalized support from GA, USA, combined with premium quality components, this water filter is to deliver endless bottled quality drinking water right in your home for many years to come, eliminating plastic waste.
SaleBestseller No. 3
Waterdrop Countertop Water Filter, NSF/ANSI 42&372 Certified,5-Stage Stainless Steel Faucet Water Filter for 8000 Gallons, Reduces Heavy Metals, Bad Odor and 99% Chlorine,WD-CTF-01(1 Filter Included)
  • Easy installation:For standard taps only. It is simple to install this filter system, with all the necessary hardware (wrench and adapters) included. Also, it connects easily to most standard kitchen taps and faucets. By twisting the switch, tap water and filtered water can be switched in no time. Operating Temperature: 41-100°F (5-38°C); Operating Pressure: 15-100 psi / 100-689 kPa.⭐Note: Please keep the wrench for later use.
  • All for your health: The filtration process adds minerals such as calcium, magnesium, and potassium that benefits your health, which is normal to get a higher TDS value. (Tested by a third party lab)⭐Note: This system DOES NOT lower TDS value. If you prefer low TDS value, please choose Waterdrop RO system.⭐The system is made from 304 food-grade stainless steel with sleek brushed appearance, fingerprint-free and BPA-free. Using only safe materials ensures you get clean and healthy drinking water.
  • Fast flow & long service life: When connected to municipal tap water, you can get up to 12 months service life or 8,000 gallons of filtered water. (This may vary based on water conditions). By using advanced filtration technology, the water flow can reach up to 1.6 gallons per minute.
  • Multi-stage filtration system: This 5-stage filtration system can effectively reduce impurities commonly found in tap water, such as colloid, sediment and up to 99% chlorine. It can also reduce heavy metals, hydrogen sulfide, fluoride, providing safe, tasty and fresh drinking water.(Tested by a third party laboratory)
  • Multiple application scenarios: The user-friendly design makes installation and use seamless. You do not need to drill holes or invite a plumber. It is built for different usage scenarios, including homes, rental housing, or RVs.
Bestseller No. 4
Waterdrop 1.5 Gallon Countertop Water Filtration System, NSF/ANSI 42&372 Certified Black Carbon Elements, Reduce Lead and Up to 99% Chlorine, for Home, RVing, Camping, Off-Grid
  • Generous Capacity: The Waterdrop King Tank gravity-fed water filter system comes with an ample 1.5-gallon capacity, perfectly catering to the pure water needs of a family of four, whether at home or outdoors. ⚡The system has only two installation hole for carbon filters, limit 2 carbon filers (or with 2 fluoride) only.
  • Exceptional Filtration: Our system, powered by natural coconut activated carbon, skillfully reduces up to 99% of chlorine, lead, heavy metals, sediments, and other impurities. Rigorously tested by a third-party lab, it ensures an improvement in both taste and odor.
  • Extended Lifespan, 304 stainless steel: Crafted with two black carbon filters, our system purifies up to 6,000 gallons of water, sparing you from the need for 48,000 plastic bottles over three years. The use of 304 food-grade stainless steel guarantees safety, longevity, and an aesthetically pleasing design.
  • Certified Excellence: This system holds certifications from IAPMO R&T against NSF/ANSI 372 for lead-free materials (≤0.25% lead), and its filters are certified against NSF/ANSI 42 in Model ECF-7066.
  • Ultimate Convenience: Effortlessly set up and install the King Tank water filter system on your own, without the need for plumbing expertise. Operating without electricity, it ensures a continuous supply of clean and pure drinking water, even during adverse conditions like floods or snowstorms.
Bestseller No. 5
Waterdrop Alkaline Countertop Water Filter, 12 Months or 8,000 Gallons Long-Life, NSF/ANSI 42&372 Certified, Reduces Heavy Metals, Bad Odor and 99% Chlorine,WD-CTF-03(1 Filter Included)
  • One filter is included in the package. Search "WD-CFF-02" for replacement filter later. This filter CANNOT USE WD-CFF-01 replacement Water filter.Note: Only compatible with standard faucets, special-shaped faucets may not fit properly
  • Note: For standard taps only. This system will not reduce the TDS value. If you prefer lower TDS levels, please choose the Waterdrop RO system.
  • Advanced Alkaline Multi-Stage Filtration: Our alkaline water filter system utilizes a cutting-edge Multi-stage filtration process, effectively reducing common tap water impurities, including colloid, sediment, up to 99% chlorine, heavy metals, hydrogen sulfide, and fluoride, it ensures your drinking water is safe, tasty, and fresh.(Tested by a third party laboratory)
  • Health-Enhancing Alkaline Water: Experience the benefits of alkaline spring water taste with a pH increase of 1.5 to 2.5 units. Our system not only filters out impurities but also adds essential minerals like calcium, magnesium, and potassium, promoting your well-being.
  • Sleek, Safe Design: Crafted from 304 food-grade stainless steel with a sleek brushed finish, our water filter is not only aesthetically pleasing but also fingerprint-resistant and BPA-free, guaranteeing that you have access to clean and healthy drinking water.
Bestseller No. 6
Avalon B8WHT Countertop Bottleless Water Cooler Dispenser - 2 Stage Water Filters and Installation Kit included, NSF Certified, UL Listed, White
  • INSTALLATION KIT: Full installation kit consisting of 20' of 1/4" tubing, 3 way plastic 1/4" push connect adapter, under sink 3/8" adapter with shut off valve, filter flushing adapter, and detailed instructions with illustrations.
  • DUAL FILTRATION: Patented Dual filters are included with the water cooler. This consists of a Sediment filter (listed as model Avalon A5FILTER) and a Carbon Block filter (listed as model Avalon A4FILTER) which will last 6 months or 1500 gallons.
  • BOTTLELESS: Our water cooler is bottleless and will reduce the cost of constant purchases of water. The water is filtered with our dual filtration system consisting of a sediment filter and a carbon block filter.
  • HOT & COLD WATER SPOUTS: When you use our water cooler dispenser you can choose between a Crisp Cold & Piping Hot Output, making it ideal for cool refreshments or toasty beverages.
  • CHILD SAFE: Our water cooler dispenser is UL Listed and features a child safety lock on the hot water spout so the entire family can use it worry free! Your children will not accidentally burn themselves!
Bestseller No. 7
Frizzlife Under Sink Water Filter System-NSF/ANSI 53&42 Certified High Capacity Direct Connect Under Counter Drinking Water Filtration System-0.5 Micron Reduces Lead, Chlorine, Bad Taste & Odor
  • [Two-stage Advanced Water Filter With 0.5 Micron]: The Frizzlife MK99 Water Filtration System includes a TWO-STAGE High precise compound filter including a unique technology that reduces contaminants while leaving in all essential minerals. Certified to reduce Lead, Chlorine, Taste & Odor and Particulates. Additional reduction claims verified through manufacturer testing include Mercury, VOCs, Heavy Metals, Carcinogens and other contaminants, such as Turbidity. Enjoy healthy water from the tap.
  • [Fits both 1/2" and 3/8" cold water line]: Super Easy Installation. Come with 3/8" Directly Connect hoses that fit standard 3/8" feed water valves under US kitchen sinks. The Inline water filter system also comes with a 3/8" to 1/2" converter fittings that allow the system to directly install to the existing both 1/2" and 3/8" cold water line and faucet under your sink. Took less than 3 minutes and No Plumbing Required! New installation video available.
  • [Best Auto Shut Off Design]: Utilizing quick change twist-in installation design makes it take less than 3 minutes for you to install the system or doing a filter replacement. Provides quick twist connection for easy, tool-free, no mess filter replacement. The filter cap is designed with a BUILT-IN shut off valve. You don't even need to shut off the water supply whenever you work on the filter cartridge replacement.
  • [High Flow Rate & Multi-Usage]: Enjoy tap water as pure and healthy as spring fresh water. Good for cooking, washing fruits & veggies, and cleaning dishes without watermarks.
  • [Money Saving & Satisfaction]: The under counter water filter system contains a core filter cartridge inside the housing, you will only need to replace the core part of the filter cartridge instead of throwing away the whole plastic part, it will save you much money on replacing the cartridge and will do help on the environmental protection. Each cartridge with high capacity can be used for 2 years or 1,600 gallons of water, for better filtration, suggest to replace after 6-8 month.
SaleBestseller No. 8
Express Water RO5DX Reverse Osmosis Filtration NSF Certified 5 Stage RO System with Faucet and Tank – Under Sink Water Plus 4 Filters – 50 GPD, 14 x 17 x 5, White
  • Reverse Osmosis Water Filter: Experience what water should taste like with the Express Water reverse osmosis water filtration system reducing up to 99.99% of Lead, Chlorine, Fluoride, Nitrates, Calcium, Arsenic, and more.
  • Water Purification System: Drink the healthiest water on Earth. All our water filters are specially engineered to work together, producing the safest and best tasting water you’ll ever drink
  • Under Sink Water Filter: Don’t waste money on professional installation. Express Water’s quick and easy-to-understand design means you can install and understand everything about your new water filtration system
  • Under Sink Water Filter System: No need to mess with refilling or activating your water filter, Express Water’s water filtration systems automatically fill your water tank with high quality drinking water
  • Leak Detection: Each under sink water filter includes an emergency leak stop detector that shuts off water flow when it detects unwelcomed moisture
Bestseller No. 9
Frizzlife G210-PROX 0.01μm Ahlstrom Gravity Water Filter System, NSF Certified Reduce Lead, Fluoride, Chlorine, Stainless Steel Countertop System W/Stand, Water Level Spigot for Home, Outdoor, 2.25G
  • 【Enjoy Great Tasting Water Anywhere】-The Frizzlife G210-prox gravity water filter system does not require electricity, plumbing, simply pour water into the top, and let the gravity do the rest. Easy to assemble and enjoy clean, pure drinking water at all times for parties, camping, yard work, RV trips, or emergency situations. note:It is normal for the first water to take 3-5 minutes to filter out
  • 【Ahlstrom Electro-Adsorptive Filtration Technology】 -The technology uses 0.01um Ahlstrom Nanofiber Membrane to achieves 99.99% contaminant removal. Instantly transform natural water to clean drinking water. The filter can effectively reduce heavy metals, fluoride, chlorine, and other impurities while improving the odor and taste
  • 【Large Capacity, 304 Stainless Steel】-The Frizzlife G210-prox gravity-fed water filter system comes with 2.25 gallon large capacity, meeting water demands of a family of 4-6 people for pure water indoors and outdoors.This system is made of food-grade 304 stainless steel, which ensures a rugged structure
  • 【Humanized Convenient Design, Comprehensive Accessories Set】-Frizzlife countertop water filter system can be easily set up and installed all by yourself even you have no plumbing experience before. Water level faucet with double sealing design to ensure no water leakage.A non-slip stand has also been added to improve the user experience. ⭐ All of these accessories are available out of the box, so you don't need to spend extra on additional accessories
  • 【Long Lifespan & Easy Filter Replacement】-By using the Frizzlife at85 filter, you can avoid frequent purchases of bottled water. This filter has a long lifespan of up to 6,000 gallons of water, which can save you up to 45,000 plastic bottles (500ml). You only need one cartridge per change, replacement in just 3s with the handle on the cartridge.
Bestseller No. 10
Avalon B8BLK Countertop Touchless Bottleless Water Cooler-2 Stage Water Filters and Installation Kit Included, NSF Certified, UL Approved, Black
  • INSTALLATION KIT: Full installation kit consisting of 20' of 1/4" tubing, 3 way plastic 1/4" push connect adapter, under sink 3/8" adapter with shut off valve, filter flushing adapter, and detailed instructions with illustrations
  • DUAL FILTRATION: Patented Dual filters are included with the water cooler. This consists of a Sediment filter (listed as model Avalon A5FILTER) and a Carbon Block filter (listed as model Avalon A4FILTER) which will last 6 months or 1500 gallons.
  • HOT & COLD WATER SPOUTS: When you use our water cooler dispenser you can choose between a Crisp Cold & Piping Hot Output, making it ideal for cool refreshments or toasty beverages
  • BOTTLELESS: Our water cooler is bottle less and will reduce the cost of constant purchases of water. The water is filtered with our dual filtration system consisting of a sediment filter and a carbon block filter
  • CHILD SAFE: Our water cooler dispenser is UL/Energy Star Approved and features a child safety lock on the hot water spout so the entire family can use it worry free! Your children will not accidentally burn themselves!

Last update on 2024-06-22 / Affiliate links / Images from Amazon Product Advertising API

Final Thoughts

In conclusion, the ten best countertop water filters listed in this guide have all been carefully selected based on their NSF certification, ensuring that they meet the highest standards for water filtration. By choosing one of these products, users can have peace of mind knowing that they are investing in a reliable and effective countertop water filter that has been rigorously tested and verified for its performance.

Following our list can help users make an informed decision when selecting a countertop water filter, as they can trust that these products have met the strict criteria set by NSF for water filtration. Ultimately, investing in an NSF-certified countertop water filter can lead to cleaner, safer drinking water for you and your family, promoting better health and well-being.