10 BEST REPLACEMENT UNDER-SINK FILTERS for sale in 2024 – compare between the best replacement under-sink filters on sale.

Rank Product Rating
1
Filtrete Advanced Under Sink Quick Change Water Filtration Filter, 6 Month Filter, Reduces Microbial Cysts, 0.5 Microns Sediment and Chlorine Taste & Odor, (3US-PF01)
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2,664 Reviews
Product Highlights
  • HEALTHY LIVING FILTRATION LEVEL - This filter reduces chlorine taste & odor as well as microbial cysts
  • EXTREMELY CLEAN WATER - This filter reduces sand, soil, silt, rust, and sediment (0.5 microns)
  • QUICK CHANGE - This filter is easy to install, requiring just a 1/4 turn for a quick change
  • SIX MONTH FILTER LIFE - Use these filters for up to six months each

$37.99 $28.84
2
Aquasana AQ-5300R 3-Stage Under Sink Water Filter Replacement Cartridges,Red, Yellow,/Black
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45 Reviews
Product Highlights
  • Replacement filters for the AQ-5300 3-Stage Water Filter System to be used with the following systems: AQ-5300.55, AQ-5300.56, and AQ-5300.62
  • Use only genuine Aquasana replacements with your Aquasana system - untested replacements are not certified for performance capacity or contaminant removal
  • Replacements are an easy twist - no need to disconnect hoses or water lines. Simply twist off the filter housing, replace the filter, and twist back on. - no plumber necessary!
  • Reduces up to 99% of 77 contaminants including lead, mercury, asbestos, pesticides, pharmaceuticals, and more

$64.86
3
Frizzlife FZ-2 Replacement Filter Cartridge for MP99, MK99 Under Sink Water Filter
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20 Reviews
Product Highlights
  • TWO-STAGE ADVANCED PURIFY: 2 in 1 TWO-STAGE compoud filter, sediment filter cartridge with 5 micron precision reduces particle material such as sand, silt and rust from the water. Block carbon filter cartridge with 0.5 micron precision that reduces 99.99% of LEAD, CHLORINE, ODOR and PARTICLES from the water.
  • HIGH BENEFITS: The Frizzlife MP99 and MK99 has unique technology that removes over 99.99% of contaminants while leaving in all essential minerals, which are vital to your health, including calcium, potassium, and magnesium. Enjoy PURE AND HEALTHY WATER From the tap.
  • COMPATTIBLE REPLACEMENT FILTER for Frizzlife MP99 water filtration system(ASIN B07J9QRVDM) and MK99 water filter system(ASIN B07MFYQBTX). It's the only core filter cartridge you will need to replace for them.
  • LONG SERVICE & HIGH FLOW RATE: Quick change filter replacement that lasts 1 years or 1,600 gallon of water, provide your family a clear, clean, lead free, odorless water. Enjoy tap water as pure and healthy as spring water.

$25.00 $19.99
4
Aquasana AQ-5300+R 3-Stage Max Flow Under Sink Water Filter Replacement Cartriges
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Product Highlights
  • Replacement filters for the Aquasana 3-Stage Max Flow Water Filter System: AQ-5300+.55, AQ-5300+.56, and AQ-5300+.62
  • Use only genuine Aquasana replacements with your Aquasana system - untested replacements are not certified for performance capacity or contaminant removal
  • Replacements made easy - simply twist off the filter housing, replace the filter, and twist back on. No plumber needed
  • Reduces up to 99% of 77 contaminants including lead, mercury, asbestos, pesticides, pharmaceuticals, chlorine, and more

$79.99
5
3M Aqua-Pure - AP-DW8090 Under Sink Replacement Water Filter AP-DW80/90, For Aqua-Pure AP-DWS1000, Reduces Particulate, Chlorine Taste and Odor, Lead, Cysts, VOCs, MTBE
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Product Highlights
  • DESIGNED FOR USE WITH 3M Aqua-Pure Under Sink Water Filter System AP-DWS1000.
  • EASY TO REPLACE: Sanitary Quick Change (SQC) cartridge design helps provide fast and easy cartridge change-outs with minimal effort.
  • CLEANER WATER: Reduces particulate, chlorine taste and odor, lead, parasitic protozoan cysts, volatile organic compounds (VOCs) and methyl tert-butyl ether (MTBE).
  • CARBON-BLOCK FILTRATION: Advanced dual stage carbon-block filtration process to help provide cleaner, clearer better tasting drinking water.

$110.29
6
Frizzlife M3005 Replacement Filter Cartridge Set (4 Pack) For SK99 and SP99 Under Sink Water Filter System
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Product Highlights
  • HIGH FILTRATION PERFORMANCE: 3-stage filtration remove over 99.99% of harmful contaminants that are commonly found in water, including LEAD (99%), CHLORINE(99%), CHLORAMINE, FLUORIDE, HEAVY METALS, VOCs and much more. Any unpleasant taste or odor are completely removed, while health-benefiting essential minerals are kept.
  • Compatible replacement filters for Frizzlife SP99 (ASIN B07Y1M1FJ8) and SK99 3-stage under sink water filter system (ASIN B07Y1D6YFQ).
  • Long-lasting & affordable service: Far cheaper than buying expensive bottled water. Frizzlife always delivers superior, prolonged and affordable water filtration service for our customers.
  • Quick Change & No EXTRA TOOLS: The twist-in filter system makes the filter replacement a breeze. Only use the housing wrench inside the box and NO EXTRA TOOLS REQUIRED. Save your time and energy. Your hassle-free life is our concern.

$49.99
7
WaterChef UR90 Under-Sink Filter Replacement Cartridge (for U9000 Filtration Systems)
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32 Reviews
Product Highlights
  • Huge 1,000 GALLON Capacity! (just ONE Cartridge/Year for most)
  • Powerful BIG BLOCK Technology - Superior Contaminant Reduction & Taste
  • Proprietary 3-Ply, Pleated Pre-Filter for Increased Dirt Holding Capacity
  • WQA Gold Seal Certified (NSF/ANSI Standards 42, 53 and 401)

$64.95
8
AQUACREST 3US-PF01 Under Sink Water Filter, Replacement for Filtrete Advanced 3US-PF01, 3US-MAX-F01H, 3US-PF01H, Delta RP78702, Manitowoc K-00337, K-00338 Water Filter (Pack of 2)
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Product Highlights
  • High-efficiency filtration: Uses premium coconut carbon block to reduce 98% of chlorine. It has also been tested to reduce heavy metals, taste and odor, sediment, rust and so on. The high-efficiency filtration is dedicated to providing you with an excellent water experience.
  • Safe material: Uses food-grade plastic housing and will not leach contaminants back into your water. It can also prevent bursting to bring you a satisfying and safe experience. Specially selected premium materials are lead-free, which is fully certified by the WQA against NSF 372 standard.
  • Stable flow rate: Provides you with stable filtered water without obvious pressure drops. The filtration is efficient enough to provide you with the best drinking experience.
  • Long-lasting service life: Enjoy fresh water by replacing your filter every 6 months or 2000 gallons. Whichever comes first will vary based on water quality.

$41.99
9
General Electric GXULQR Kitchen or Bath Replacement Filter - White
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Product Highlights
  • Quick replace design
  • Elegant design and finish
  • The product is manufactured in China
  • Quick replace design: No water shut off needed.

$46.50 $33.92
10
GE FQK2J Dual Flow Drinking Water Replacement Filters
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Product Highlights
  • Dual flow filtration: Water is filtered in parallel flow through advanced filtration filters
  • Includes two filters: Filters fit GXK285JBL, GXK295JNN, GXSL55R, GXSV65R and GNSV70R filtration systems, plus Pfister Clarify & Lita filtration faucets
  • NSF certified: Reduces select pharmaceuticals, select VOCs, lead, chlorine taste and odor and other chemicals
  • Twist and lock design: Simple design provides easy, tool-free, no-mess filter replacement. Feed Water Pressure (psi) - 35-125 psi. Feed Water Temperature - 33-100 F . Filter Capacity - 300.0 gal

$49.99 $46.87

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