Interesting Finds Updated Daily
Amazon Try Prime
Under-Sink & Countertop Filtration
Go
Departments
EN   Hello. Sign inAccount & ListsSign inAccount & ListsOrdersTry PrimeCart
Your Amazon.comToday's DealsGift Cards & RegistrySellHelpDisability Customer Support
Shop by Room Furniture Home Décor Kitchen & Dining Bed & Bath Garden & Outdoor Lighting Storage & Organization Home Improvement More to Explore
  • Industrial Deals Beauty Oprah's Book Club STEM nav_sap_plcc_ascpsc Starting at $39.99 Wickedly Prime Handmade Wedding Rustic Decor Shop Popular Services gotpremiere gotpremiere gotpremiere  Introducing Echo Show All-New Fire HD 8, starting at $79.99 Kindle Oasis Nintendo Switch Water Sports toystl17_gno

    25-48 of 3,506 results for Tools & Home Improvement : Kitchen & Bath Fixtures : Water Filtration & Softeners : Under-Sink & Countertop Filtration

    • Product Details

      Nahla Pure Under Sink Direct Connect Water Filter

      by Nahla Pure
      $ 68 95 $104.99Prime
      More Buying Choices
      $58.39(1 used offer)
      • 8% off purchase of 2 items
      • 5% off item with purchase of 1 items
      See Details
      FREE Shipping on eligible orders and 2 more promotions
      4.5 out of 5 stars 411
    • Product Details

      20" x 2.5" Sediment Water Filter ( 4 ) 5 Micron Whole House Cartridges

      by Hydronix
      $ 22 99 Prime
      Only 1 left in stock - order soon.
      More Buying Choices
      $17.01(8 new offers)
      FREE Shipping on eligible orders
      5 out of 5 stars 8
    • Product Details
      See more choices

      Aquasana AQ-5300+.55 3-Stage Max Flow Under Sink Water Filter with Brushed Nickel Faucet

      by Aquasana
      $ 188 57 Prime
      Only 15 left in stock - order soon.
      More Buying Choices
      $174.99(2 new offers)
      FREE Shipping on eligible orders
      4.5 out of 5 stars 41
    • Product Details
      See more choices

      iSpring RCC7AK-UV 7-Stage Under-Sink Reverse Osmosis Drinking Water Filtration System with Alkaline Remineralization Filter and UV Sterilizer - 75 GPD

      by iSpring
      $ 267 74 Subscribe & Save
      Save more with monthly Subscribe & Save deliveries.

      $ 267 74 $297.49Prime
      More Buying Choices
      $235.22(8 used & new offers)
      FREE Shipping on eligible orders
      4.4 out of 5 stars 176
    • Product Details

      iSpring T32M 3.2 Gallon Pressurized Storage Tank for Reverse Osmosis (RO) Systems

      by iSpring
      $ 38 57 Prime
      More Buying Choices
      $26.00(20 used & new offers)
      FREE Shipping on eligible orders
      4.5 out of 5 stars 381
    • Product Details
      See more choices

      Home Master TMHP HydroPerfection Undersink Reverse Osmosis Water Filter System

      by Home Master
      $ 441 74 Subscribe & Save
      Save more with monthly Subscribe & Save deliveries.

      $ 441 74 Prime
      More Buying Choices
      $441.74(9 used & new offers)
      FREE Shipping on eligible orders
      4.8 out of 5 stars 136
    • Product Details

      EZ-FLO 60461N In-Line Water Filter

      by EZ-Flo
      $ 13 99 Subscribe & Save
      Save more with monthly Subscribe & Save deliveries.

      $ 13 99 Prime
      More Buying Choices
      $5.20(5 new offers)
      FREE Shipping on eligible orders
      4.1 out of 5 stars 38
    • Product Details

      Drain Saddle Valve with 3/8" Quick Connect for Reverse Osmosis (RO) Systems

      by AFWFilters
      $ 8 88 Prime
      More Buying Choices
      $2.49(5 new offers)
      FREE Shipping on eligible orders
      4.7 out of 5 stars 21
    • Product Details

      Hydro Life 52141 HL-200 External Filter Kit

      by Hydro Life
      $ 26 72 Subscribe & Save
      Save more with monthly Subscribe & Save deliveries.

      $ 31 43 Prime
      Exclusively for Prime Members
      More Buying Choices
      $31.43(24 used & new offers)
      4.3 out of 5 stars 40
    • Product Details

      Brondell H2O+ Circle Water Saving Reverse Osmosis Water Filter System, WQA Gold Seal Certified

      by Brondell
      $ 279 00 $350.58Prime
      More Buying Choices
      $130.20(13 used & new offers)
      FREE Shipping on eligible orders
      4.2 out of 5 stars 36
    • Product Details

      6.0 Gallon (5.5 Draw-down) Reverse Osmosis RO Water Storage Tank by PA-E

      by Complete Filtration Services
      $ 45 79 Prime
      More Buying Choices
      $37.00(7 new offers)
      FREE Shipping on eligible orders
      4.2 out of 5 stars 74
    • Product Details

      Express Water ROALK5D 10-Stage Alkaline Reverse Osmosis Home Drinking Water Filtration System with 5 Stage Alkaline Mineral pH+ Antioxidant Remineralization Filter - 50 GPD

      by Express Water
      $ 174 52 Prime
      More Buying Choices
      $174.52(2 new offers)
      FREE Shipping on eligible orders
      4.8 out of 5 stars 43
    • Product Details

      Air Water Life Aqua-Ionizer Deluxe 7.0 Alkaline Water Ionizer and Alkaline Water Machine

      by Air Water Life
      $ 814 99 $1,195.00Prime
      More Buying Choices
      $733.49(11 used & new offers)
      FREE Shipping on eligible orders
      4 out of 5 stars 199
    • Product Details
      See Size Options

      Berkey Big Berkey Drinking Water Filtration System Bundle with 4 Filters (2 Black Filters, 2 Fluoride Filters) and Stainless Steel Water Bottle, 2.25 Gallon

      by Berkey
      $ 288 50 Prime
      Only 7 left in stock - order soon.
      More Buying Choices
      $257.08(8 used & new offers)
      FREE Shipping on eligible orders
      4.2 out of 5 stars 52
    • Product Details

      Watts Premier 531130 Filter-Pure UF-3 3-Stage Water Filtration System

      by Watts Premier
      $ 149 99 $175.00Prime
      Usually ships in 1 to 2 months
      More Buying Choices
      $149.99(2 new offers)
      FREE Shipping on eligible orders
      4 out of 5 stars 304
    • Product Details

      GE GX1S01R Drinking Water Filtration System

      by GE
      $ 24 99 $30.93Prime
      Exclusively for Prime Members
      Only 7 left in stock - order soon.
      More Buying Choices
      $15.97(20 used & new offers)
      4.1 out of 5 stars 41
    • Product Details

      Solartime Kitchen Sinks Clips Epoxy Sink Clip Kits Undermount Kitchen Sink Clips 10 Pack

      by Hetai
      $ 20 99 Prime
      More Buying Choices
      $19.99(2 new offers)
      FREE Shipping on eligible orders
      4.7 out of 5 stars 14
    • Product Details

      Big Berkey Water Filter System With 2 9-Inch White Ceramic Filters and 2 PF-4 Fluoride Filters

      by Berkey
      $ 219 99 Prime
      Only 7 left in stock - order soon.
      More Buying Choices
      $219.99(7 new offers)
      FREE Shipping on eligible orders
      4.1 out of 5 stars 108
    • Product Details

      HDX HDX4CF4 Carbon High Flow Filter: Reduces Chlorine Taste & Odor and Sediment - 25 Mircon Water Filter

      by HDX
      $ 15 58 $29.98Prime
      Usually ships in 1 to 2 months
      FREE Shipping on eligible orders
      4 out of 5 stars 1
    • Product Details

      iSpring ACL1 Add-on Filter Kit

      by iSpring
      $ 15 18 Subscribe & Save
      Save more with monthly Subscribe & Save deliveries.

      $ 15 18 Prime
      Only 11 left in stock - order soon.
      More Buying Choices
      $8.41(4 used & new offers)
      FREE Shipping on eligible orders
      3.7 out of 5 stars 19
    • Product Details
      See Size Options

      Royal Berkey Water Filter 3 Gallon System Bundle: 2 Black BB9 Filters, 2 Fluoride PF2 Filters, 1 Stainless Steel Water Bottle

      by Berkey
      $ 313 50 Prime
      Only 8 left in stock - order soon.
      More Buying Choices
      $228.91(7 used & new offers)
      FREE Shipping on eligible orders
      4.6 out of 5 stars 68
    • Product Details

      Berkey Maintenance Kit by Berkey

      by Berkey
      $ 22 99 Prime
      Only 16 left in stock - order soon.
      More Buying Choices
      $22.99(4 new offers)
      FREE Shipping on eligible orders
      3.8 out of 5 stars 19
    • Product Details

      Home Master HMF2SMGCC Whole House 2-Stage Water Filter with Multi Gradient Sediment and KDF85/Catalytic Carbon

      by Home Master
      $ 371 87 Subscribe & Save
      Save more with monthly Subscribe & Save deliveries.

      $ 371 87 Prime(4-5 days)
      More Buying Choices
      $294.53(12 used & new offers)
      FREE Shipping on eligible orders
      4.6 out of 5 stars 41
    • Product Details
      See Size & Color Options

      Men's Fleece Lined Bootie Slippers

      by Old Friend
      $ 74 95 + $7.99 shipping
      4.4 out of 5 stars 633
    Previous Page 1 2 3 ... 147 Next Page

    Related Categories You Might Like

    Exposed Pipe Shower System

    Show results for
    • Tools & Home Improvement
    • Kitchen & Bath Fixtures
    • Water Filtration & Softeners
    • Under-Sink & Countertop Filtration

    Refine by

    Amazon Prime

    • Prime Eligible

    Eligible for Free Shipping

    • Free Shipping by Amazon  Free Shipping by Amazon

    Feature Keywords

    • Reverse  Reverse
    • Osmosis  Osmosis
    • Chlorine  Chlorine
    • Drinking  Drinking
    • Cartridge  Cartridge
    • Bacteria  Bacteria
    • NSF Certified  NSF Certified
    • + See more

    Brand

    • APEC Water Systems  APEC Water Systems
    • iSpring  iSpring
    • Woder  Woder
    • Express Water  Express Water
    • Omnipure  Omnipure
    • Berkey  Berkey
    • New Wave Enviro  New Wave Enviro
    • Pentek  Pentek
    • Aquasana  Aquasana
    • Global Water  Global Water
    • Culligan  Culligan
    • CuZn Water Systems  CuZn Water Systems
    • MegaHome  MegaHome
    • Home Master  Home Master
    • cleanwater4less  cleanwater4less
    • + See more

    Color

    • Black
      Grey
      White
      Brown
      Beige
      Red
      Pink
      Yellow
      Ivory
      Green
      Blue
      Gold
      Silver
      Multi
      Clear

    Packaging Option

    • Frustration-Free Packaging  Frustration-Free Packaging

    Avg. Customer Review

    • 4 Stars & Up & Up
    • 3 Stars & Up & Up
    • 2 Stars & Up & Up
    • 1 Star & Up & Up

    New Arrivals

    • Last 30 days
    • Last 90 days
    • Coming Soon

    Subscribe & Save

    • Subscribe & Save Eligible  Subscribe & Save Eligible

    International Shipping

    • AmazonGlobal Eligible  AmazonGlobal Eligible

    Condition

    • New
    • Used

    Price

    • Under $25
    • $25 to $50
    • $50 to $100
    • $100 to $200
    • $200 & Above

    Discount

    • 10% Off or More
    • 25% Off or More
    • 50% Off or More
    • 70% Off or More

    Seller

    • Amazon.com  Amazon.com
    • Express Water  Express Water
    • Amazon Warehouse Deals  Amazon Warehouse Deals
    • taiyuanboyishengshimaoyiyouxiangongsi  taiyuanboyishengshimaoyiyouxiangongsi
    • TAOTAO ZHANG  TAOTAO ZHANG
    • Oceanic Water System  Oceanic Water System
    • The Berkey Guy - LPC Survival  The Berkey Guy - LPC Survival
    • DiscountFilterStore  DiscountFilterStore
    • Complete Filtration Services Inc.  Complete Filtration Services Inc.
    • Abundant Flow Water Systems  Abundant Flow Water Systems

    Availability

    • Include Out of Stock  Include Out of Stock

    There's a problem loading this menu right now.

    Learn more about Amazon Prime.

    Get fast, free shipping with Amazon Prime
    Prime members enjoy FREE Two-Day Shipping and exclusive access to music, movies, TV shows, original audio series, and Kindle books.
    > Get started
    Back to top
    Get to Know Us
    • Careers
    • About Amazon
    • Investor Relations
    • Amazon Devices
    Make Money with Us
    • Sell on Amazon
    • Sell Your Services on Amazon
    • Sell on Amazon Business
    • Sell Your Apps on Amazon
    • Become an Affiliate
    • Advertise Your Products
    • Self-Publish with Us
    • Become an Amazon Vendor
    • Sell Your Subscription on Amazon
    • ›See all
    Amazon Payment Products
    • Amazon Rewards Visa Signature Cards
    • Amazon.com Store Card
    • Amazon.com Corporate Credit Line
    • Shop with Points
    • Credit Card Marketplace
    • Reload Your Balance
    • Amazon Currency Converter
    Let Us Help You
    • Your Account
    • Your Orders
    • Shipping Rates & Policies
    • Amazon Prime
    • Returns & Replacements
    • Manage Your Content and Devices
    • Amazon Assistant
    • Help
      English
      United States
        Amazon Music
        Stream millions
        of songs
        Amazon Drive
        Cloud storage
        from Amazon
        6pm
        Score deals
        on fashion brands
        AbeBooks
        Books, art
        & collectibles
        ACX
        Audiobook Publishing
        Made Easy
        Alexa
        Actionable Analytics
        for the Web
        Amazon Business
        Everything For
        Your Business
         
        AmazonFresh
        Groceries & More
        Right To Your Door
        AmazonGlobal
        Ship Orders
        Internationally
        Home Services
        Handpicked Pros
        Happiness Guarantee
        Amazon Inspire
        Digital Educational
        Resources
        Amazon Rapids
        Fun stories for
        kids on the go
        Amazon Restaurants
        Food delivery from
        local restaurants
        Amazon Video Direct
        Video Distribution
        Made Easy
         
        Amazon Web Services
        Scalable Cloud
        Computing Services
        Audible
        Download
        Audio Books
        AudiobookStand
        Discount Audiobooks
        on Disc
        Book Depository
        Books With Free
        Delivery Worldwide
        Box Office Mojo
        Find Movie
        Box Office Data
        ComiXology
        Thousands of
        Digital Comics
        CreateSpace
        Indie Print Publishing
        Made Easy
         
        DPReview
        Digital
        Photography
        East Dane
        Designer Men's
        Fashion
        Fabric
        Sewing, Quilting
        & Knitting
        Goodreads
        Book reviews
        & recommendations
        IMDb
        Movies, TV
        & Celebrities
        IMDbPro
        Get Info Entertainment
        Professionals Need
        Junglee.com
        Shop Online
        in India
         
        Kindle Direct Publishing
        Indie Digital Publishing
        Made Easy
        Prime Now
        FREE 2-Hour Delivery
        on Everyday Items
        Prime Photos
        Unlimited Photo Storage
        Free With Prime
        Shopbop
        Designer
        Fashion Brands
        TenMarks.com
        Math Activities
        for Kids & Schools
        Warehouse Deals
        Open-Box
        Discounts
        Whispercast
        Discover & Distribute
        Digital Content
         
          Withoutabox
        Submit to
        Film Festivals
        Woot!
        Deals and
        Shenanigans
        Zappos
        Shoes &
        Clothing
        Souq.com
        Shop Online in
        the Middle East
        Subscribe with Amazon
        Discover & try
        subscription services
         
        • Conditions of Use
        • Privacy Notice
        • Interest-Based Ads
        • © 1996-2017, Amazon.com, Inc. or its affiliates