Aquasana Under Sink Water Filter System - Reduces PFAS, Lead, & Chlorine in Drinking Water - Under Counter Claryum Filtration for Kitchen - 3-Stage Max Flow - Chrome Faucet - AQ-5300+.56

7 Best Aquasana Countertop Water Filters (2025)

best aquasana countertop water filter

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Top Pick: Aquasana Under Sink Water Filter System – Reduces PFAS, Lead, & Chlorine in Drinking Water – Under Counter Claryum Filtration for Kitchen – 3-Stage Max Flow – Chrome Faucet – AQ-5300+.56

Key takeaways

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    Editor’s PickAquasana Under Sink Water Filter System - Reduces PFAS, Lead, & Chlorine in Drinking Water - Under Counter Claryum Filtration for Kitchen - 3-Stage Max Flow - Chrome Faucet - AQ-5300+.56

    Quick Picks

    Editor’s Pick

    Aquasana Under Sink Water Filter System - Reduces P…

    Aquasana Under Sink Water Filter System – Reduces P…

    • Instantly Transform Tap Water Into Clean Extraordinary Water – Reduces up to 99% of 78 contaminants including chlorine, lead, pesticides, PFOA/PFOS, & more while leaving healthy minerals. This system will NOT reduce Total Dissolved Solids (TDS)
    • High Flow Rate – This system powers through a half-gallon of water every minute. No need to wait for clean water compared to traditional drip filters.
    • Cost Efficient & Long Lasting – The most economical filter on the market at less than 10 cents per gallon filtered. Lasts for 6 months or 800 gallons before a replacement filter is needed.

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    Best Budget

    Aquasana Water Filter for Sink Faucet | Reduces 99%…

    Aquasana Water Filter for Sink Faucet | Reduces 99%…

    • Easy DIY Under Sink Filter Installation – Install on any cold water line, no dedicated faucet required, no need to drill a hole in any countertop. A 3" clearance is required for filter changes. Unit measures 4 x 4 x 20.5 inches.
    • Clean & Healthy Water Filtration – Carbon filter removes up to 99% of 77 contaminants including lead, PFAS (specifically PFOA and PFOS), mercury, asbestos, herbicides, pesticides, pharmaceuticals, and more!
    • Retains What Makes Your Water Healthy – Filters out harsh contaminants while retaining naturally-occurring minerals like calcium, magnesium, and potassium. Does not reduce TDS.

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    Best Premium

    Aquasana SmartFlow® Reverse Osmosis Water Filter |…

    Aquasana SmartFlow® Reverse Osmosis Water Filter |…

    • 𝗪𝗤𝗔 𝗖𝗲𝗿𝘁𝗶𝗳𝗶𝗲𝗱 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲 – Meets NSF/ANSI standards 42, 53, 58, and 401. Effectively reduces up to 99.99% of harmful contaminants including fluoride, chromium 6, TDS, microplastics, PFAS, asbestos, mercury, chlorine, pharmaceuticals, and lead.
    • 𝗣𝗮𝘁𝗲𝗻𝘁𝗲𝗱 𝗦𝗺𝗮𝗿𝘁𝗙𝗹𝗼𝘄 𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 – Our advanced reverse osmosis membrane technology is ultra-efficient, providing more pure water and less water waste. Our longer filter life means you can enjoy cleaner water with minimal hassle.
    • 𝗥𝗲𝗺𝗶𝗻𝗲𝗿𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝗳𝗼𝗿 𝗛𝗲𝗮𝗹𝘁𝗵𝗶𝗲𝗿 𝗪𝗮𝘁𝗲𝗿 – Unlike standard RO systems, Aquasana includes a Remineralizer that restores essential minerals like calcium and magnesium, providing you with healthier, better-tasting water.

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    Aquasana New Replacement Filter Cartridge for Count…

    Aquasana New Replacement Filter Cartridge for Count…

    • WQA Certified: Meets strict standards for water quality
    • Chlorine Reduction: Removes chlorine and other harmful chemicals
    • Carbon Block Filters: Removes impurities and contaminants

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    Aquasana Replacement Filter Cartridge for Counterto…

    Aquasana Replacement Filter Cartridge for Counterto…

    • Replacement filter pack for Aquasana Claryum Countertop Water Filtration System (AQ-4000). Includes one of each filter type. Not compatible with under sink filter systems.Not compatible with Clean Water Machine.
    • Use genuine, Aquasana replacements only – Non Aquasana brand replacements are not certified for performance capacity or contaminant removal
    • Replacements made easy – no tools or plumber required. Simply twist, remove, and replace

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    Aquasana Clean Water Machine Replacement Filter Car…

    Aquasana Clean Water Machine Replacement Filter Car…

    • Replacement filter for Aquasana Clean Water Machine: AQ-CWM-P-B or AQ-CWM-D-B
    • Use genuine Aquasana replacements only – untested replacements are not certified for performance capacity or contaminant removal
    • Replacements made easy – no tools or plumber required. Simply twist, remove, and replace

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    AQUACREST Countertop Water Filter, Replacement for…

    AQUACREST Countertop Water Filter, Replacement for…

    • Excellent filtration: AQUACREST countertop filter is tested to efficiently reduce contaminants like chlorine, heavy metals, taste and odor, rust, corrosion, large particles and more, providing you with quality filtered water.(Tested by a third-party lab)
    • Advanced filtration material: It uses natural coconut activated carbon block that can reduce contaminants effectively while keeping useful substances and giving you an energy boost.(The activated carbon is made from natural coconut shells. Please confirm whether you are allergic to it.)
    • safe and qualified material: It uses food-grade material and will not leach contaminants back into your water. It can replacement for the original brand without leakage. The safe filtration is dedicated to providing you with an excellent water experience.

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    Top Picks

    Aquasana Under Sink Water Filter System – Reduces PFAS, Lead, & Chlorine in Drinking Water – Under Counter Claryum Filtration for Kitchen – 3-Stage Max Flow – Chrome Faucet – AQ-5300+.56

    Editor’s Pick

    Aquasana Under Sink Water Filter System - Reduces PFAS, Lead, & Chlorine in Drinking Water - Under Counter Claryum Filtration for Kitchen - 3-Stage Max Flow - Chrome Faucet - AQ-5300+.56

    Why it stands out:

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    Overview:

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    Aquasana Water Filter for Sink Faucet | Reduces 99% of 78 Contaminants Including Chlorine & Lead from Tap Water | Under Sink Filtration | Claryum Direct Connect | AQ-MF-1

    Best Budget

    Overview:

    Aquasana SmartFlow® Reverse Osmosis Water Filter | RO Under Sink System | WQA Certified up to 99.99% of 90 contaminants Including Fluoride, PFAS, Arsenic, Lead, and Chlorine | Chrome Faucet

    Best Premium

    Overview:

    Aquasana New Replacement Filter Cartridge for Countertop Water Filter Dispenser System, Clean Water Machine – 2 Pack

    Overview:

    Aquasana Replacement Filter Cartridge for Countertop Water Filtration System – Removes Up To 97% of Chlorine & 99% of 77 Contaminants – Filtration for Clean Tasting Water from Kitchen Faucet- AQ-4035

    Aquasana Replacement Filter Cartridge for Countertop Water Filtration System - Removes Up To 97% of Chlorine & 99% of 77 Contaminants - Filtration for Clean Tasting Water from Kitchen Faucet- AQ-4035

    Why it stands out:

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    Overview:

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    Aquasana Clean Water Machine Replacement Filter Cartridge – Removes Up To 97% of Chlorine & 99% of 78 Contaminants – 1 Count – AQ-PWFS-R-D

    Overview:

    AQUACREST Countertop Water Filter, Replacement for AQ-4035®, AQ4000, AQ4050, AQ4500 Drinking Water Systems

    Overview:

    Top Pick at a Glance

    Top Pick at a Glance

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