Products
Products
Brands
Popular Brands
Products
Events
Featured
Hotels

Replacement Under-Sink Water Filters

Categories

Replacement Under-Sink Water Filters

Price

Brands

iSpring F3 3-pcs Universal Replacement Filter Set for for Water Filters with standard 10-in housings (3pcs: Sediment, Granular Activated Carbon, CTO Carbon Block. NO membrane)

$17.06

View Deals
iSpring F7-GAC 1-Year Replacement Filter Set for 5-stage RO Filters, Fits iSpring RCC7, RCC7P, RCC7U, RCC1P, RCC1UP, RCW5 (7pcs 2SED 2GAC 2CTO 1T33, no membrane)

$35.51

View Deals
InSinkErator F-1000 Replacement Filter, 1-Pack

$41.00

View Deals
APEC Water Systems FILTER-SET APEC Water Ultimate High Capacity Pre-Filter Set

$44.95

View Deals
American Plumber W30W Whole House Sediment Filter Cartridge (2-Pack)

$21.55

View Deals
Aqua-Pure AP431 Scale Inhibition Replacement Cartridge, Easy Change High Capacity Water Filter for AP430SS

$52.44

Avg. Savings $10.37
Icepure ICP-PPL10BB Big Blue Pleated Sediment Compatible with DuPont WFHDC3001,GE FXHSC, Culligan R50-BBSA, Pentek R50-BB Whole House 10" x 4.5" Sediment Filter 2Pack

$27.59

View Deals
Culligan RFC-BBSA Premium Heavy Duty Sediment Replacement Cartridge

$23.08

Avg. Savings $0.62
Pentek DGD-2501-20 Spun Polypropylene Filter Cartridge, 20" x 4-1/2"

$39.51

Avg. Savings $2.17
iSpring RCC1UP-AK - WQA GOLD SEAL - 7-Stage 100GPD Reverse Osmosis Water Filter System

$449.99

Avg. Savings $1.08
iSpring F28K75 3-Year Replacement Filter Set for 6-Stage Alkaline Reverse Osmosis Water Filter, Fits iSpring RCC7AK RCC7PAK (28pcs 6SED 6GAC 6CTO 3T33 1MC7 6AK)

$130.07

View Deals
Culligan SCHWH-5 Univeral Fit Whole Home Carbon Water Filter - Replacement Filter - Fits Inside Most Standard Size Whole Home Filter Systems

$11.08

View Deals
Aquasana AQ-5300+R 3-Stage Max Flow Under Sink Water Filter Replacements

$87.99

Avg. Savings $34.50
Universal 4-Stage Under Sink Reverse Osmosis Replacement Filter Kit

$39.99

View Deals
Watts Premier 105311 RO-4 RO-Pure UF3 Sediment Filter

$2.03

View Deals
4-PACK Of 5 Micron 10"x4.5" Sediment Water Filter Whole House Big Blue by Aquaboon

$44.79

View Deals
iSpring F19K75 2-Year Replacement Filter Set for 6-Stage Alkaline Reverse Osmosis Water Filter, Fits iSpring RCC7AK RCC7PAK (19pcs 4SED 4GAC 4CTO 2T33 1MC7 4AK)

$139.99

View Deals
EcoPure ECOROF9 No-Mess Reverse Osmosis Drinking Water Filtration System Filter Set

$45.99

View Deals
InSinkErator F-2000 Replacement Filter Plus, 1-Pack

$78.96

Avg. Savings $4.76
Everpure H-300 Water Filter Replacement Cartridge (EV9270-72 or EV9270-71)

$169.40

Avg. Savings $69.73
Pentek EPM-10 Carbon Block Filter Cartridge, 9-3/4" x 2-7/8", 10 Microns

$16.41

View Deals
iSpring 7-Stage Alkaline Mineral UV RO System 1-Year Supply Filter Pack #F10KU, Fits RCC7AK-UV RCC1UP-AK

$88.34

Avg. Savings $9.56
Camco 40042 TastePURE KDF Water Filter - 4 pack

$52.99

View Deals
Brondell H2O+ Circle RO Membrane Replacement Filter

$89.99

View Deals
WHIRLPOOL Standard Capacity Whole House Filtration Replacement Filter (2 Pack) WHKF-GD05

$15.29

View Deals
Elkay 51300C_12PK Pack of 12 Replacement Filters for EZH2O Bottle Filling Stations

$979.99

View Deals
Pentek EP-10 Carbon Block Filter Cartridge, 9-3/4" x 2-7/8", 5 Microns

$16.33

View Deals
Pentek C1-20 Carbon-Impregnated Cellulose Filter Cartridge, 20" x 2-1/2", 5 Micron

$17.52

View Deals
iSpring 5-Stage 75GPD Reverse Osmosis 2-Year Supply Filter Pack #F15-75, Fits RCC7 RCC7P RCW7

$110.99

View Deals
Aquasana EQ-304-20 20-Inch Replacement Pre-Filters for Aquasana Rhino

$46.99

View Deals
Watts Premier (105351) RO Pure Carbon Pre-Filter (Yellow)

$11.48

View Deals
EcoPure ECOROM9 No-Mess Reverse Osmosis Drinking Water Filtration System Membrane

$66.41

Avg. Savings $1.50
2 Pack AQUACREST RC-EZ-1 Replacement for Culligan RC-EZ-1,  US-EZ-1, RV-EZ-1, DuPont WFQTC30001, WFQTC70001 and Brita USF-201, USF-202 Water Filter

$26.99

View Deals
APEC 90 GPD Stage 1-3&6 Replacement Filter Set for ULTIMATE Series Alkaline Reverse Osmosis Water System (FILTER-SET-PH)

$67.49

View Deals
Watts Premier WP531152 Replacement Filters

$90.00

View Deals
Pentek EPM-20BB Carbon Block Filter Cartridge, 20" x 4-5/8", 10 Microns

$59.53

Avg. Savings $14.54
Pentek P5 Spun Polypropylene Filter Cartridge, 9-3/4" x 2-3/8", 5 Microns

$9.27

Avg. Savings $1.55
OMNIFilter WH5-S-S06 Standard Whole House Filter housing

$42.90

Avg. Savings $0.34
Big Blue 20" Filter Housing - 1" FPT Connections w/ Pressure Release

$53.73

View Deals
1 Year - Alkaline System Replacement Filter Set 10 Total Filters With 50 GPD Membrane

$130.49

Avg. Savings $11.37
Aquasana AQ-RO3-R Stage 1 and 3 6-Month Replacement Filters for AQ-RO-3

$79.99

View Deals
Pentek 155141, RFC-BB Radial-Flow Granular Activated Carbon Cartridge, 25 Micron

$56.03

Avg. Savings $16.54
3M Filtrete 3US-PS01 Undersink Water Filtration System

$51.06

Avg. Savings $0.26
APEC FILTER-MAX-PH US MADE 90 GPD Complete Replacement Set for ULTIMATE Series Alkaline Reverse Osmosis Water Filter System

$134.29

View Deals
APEC Water Systems FILTER-MAX90-38 ULTIMATE Series 90 GPD Complete Replacement Filter for Undersink System with 3/8" Quick Dispense Upgrade

$107.48

View Deals

Capital One Shopping gets you better offers, automatically applies coupon codes at checkout, and lets you know when prices drop on products you've viewed and purchased.

© 2025 Capital One Shopping

Privacy PolicyTerms of ServiceHelp CenterAdvertise With UsCapital One
Get Capital One ShoppingResearchSitemap

© 2025 Capital One Shopping

Capital One Shopping gets you better offers and automatically applies coupon codes at checkout.

Privacy PolicyTerms of ServiceHelp CenterAdvertise With UsResearchCapital OneSitemap