Shop All Savings
Appliances
Bath & Faucets
Blinds & Window Treatment
Building Materials
Lumber & Composites
Cleaning
Decor & Furniture
Lighting & Ceiling Fans
Doors & Windows
Electrical
Flooring & Area Rugs
Hardware
Heating & Cooling
Kitchen & Kitchenware
Lawn & Garden
Outdoor Living & Patio
Paint
Plumbing
Seasonal Decor
Smart Home
Storage & Organization
Tools
Automotive
Furniture
Gift Cards
Credit Cards
View All Home Services
Tool Rental
Benefits & Services For the Pro
Project Calculators
View All DIY Projects
Local Ad
Store Finder
Site Map
#1 Home Improvement Retailer
Select store
...
...
Cart
Select store
...
...
Shop All
Services
DIY
Log In
Cart
Home
/
Plumbing
/
Water Filters
Best Rated Water Filters
Shop products with the best ratings based on our customer reviews
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Brand: ISPRING
Brand: Olympia Water Systems
Review Rating: Best Rated
Filter Life (Months): 6 mo
Filter Life (Months): 36 mo
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Water Filters
Reverse Osmosis Water Filters
Whole House Water Filters
Countertop Water Filters
Under Sink Water Filters
Price
to
Apply
$0 - $10
$10 - $20
$20 - $30
$30 - $40
$40 - $50
$50 - $100
$150 - $200
$200 - $250
$250 - $300
$300 - $400
Brand
ISPRING
APEC Water Systems
Express Water
PENTAIR
Swift Green Filters
Pentek
Culligan
Tier1
AQUASURE
Olympia Water Systems
OmniFilter
Waterdrop
DOULTON
GE
OMNIPURE
American Plumber
EcoPure
InSinkErator
NuvoH2O
PUR
Pentair
PureDrop
Westbrass
Whirlpool
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Filtration Method
Sediment
Carbon Block
Sand
Alkaline or Calcite
CTO
GAC
Hollow Fiber Membrane
Activated Carbon
Coconut Shell Carbon
Coconut Carbon
KDF
Polypropylene
Number of filters included
0
1
2
3
4
5
6
25
28
Features
No additional features
Filter Life (Months)
5 mo
6 mo
9 mo
12 mo
24 mo
36 mo
Reduces
Cysts
Chlorine
Copper
Fluoride
Iron
Lead
Odor
Arsenic
Chlorine Taste
Other
Sulphur
Number of Stages
1 Stage
2 Stage
3 Stage
House Hold Size
5-6 people
Unspecified
Brand/Model Compatibility
iSpring WSP Series
Industry Standard Reverse Osmosis Systems
6-Stage Reverse Osmosis RO Water Filtration Systems with Alkaline Mineral Filter
6-months Replacement Supply Set
7 Count (Pack of 1)
10 micron filter fits industry standard 10 inch filter housings
F6K75 Replacement Under-Sink Water Filters
Fits 10" Whole House Water Filter Housings
Fits standard 10" housings
Olympia Water Systems (all models)
Olympia Water Systems OROS-80-ALK
Olympia Water Systems OROS-80
RCC7
Universal
WGB21B-KS
WGB21B
iSpring
including name brand models
Subscription Eligible
Subscription Eligible
View Results
All Filters
Category
Filtration Method
Number of filters included
Features
Filter Life (Months)
Brand: ISPRING
Brand: Olympia Water Systems
Review Rating: Best Rated
Filter Life (Months): 6 mo
Filter Life (Months): 36 mo
Clear All
16 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
$
163
.
70
(15)
Model# F28K75
ISPRING
3-Year Filter Replacement Supply Set For 6-Stage Reverse Osmosis RO Water Filtration Systems w/Alkaline Mineral Filter
Add to Cart
Compare
$
42
.
60
(13)
Model# F2WGB21B
ISPRING
4.5 in. x 10 in. Whole House Replacement Water Filter Cartridge, Sediment Filter and CTO Carbon Block Filter
Add to Cart
Compare
$
14
.
14
(25)
Model# FP15B
ISPRING
Whole House Water Filter Sediment Filter, 4.5 in. x 10 in.
Add to Cart
Compare
$
93
.
09
(16)
Model# FP25X25
ISPRING
High Capacity 20 in. x 2.5 in. Water Filter Replacement Cartridges Fine Sediment Filter - 5 Micron (25-Pack)
Add to Cart
Compare
$
229
.
99
(4)
Model# DGF2-NW
ISPRING
Gravity-Fed Countertop Water Filter System, Natural Wood Base, 3.17 Gal. Chlorine Reduction, Portable
Add to Cart
Compare
$
74
.
36
(1)
Model# F2WGB21BKS
ISPRING
Whole House 4.5 in x 10 in. Water Filtration CTO Carbon Block and GAC plus KDF Water Filter Cartridge Pack for WGB21B-KS
Add to Cart
Compare
More Options Available
$
22
.
33
(13)
Model# FWSP50SL
ISPRING
FWSP50SL Spin Down Sediment Filter with Siliphos Replacement Screen
Add to Cart
Compare
$
85
.
32
/box
(4)
Model# F6K75
ISPRING
F6K75 6-Stage RO Water Filtration Systems with Alkaline Mineral Filter, 6-months Replacement Supply Set
Add to Cart
Compare
$
50
.
99
/package
(6)
Model# FP110X25
ISPRING
10 micron 10 in. x 2.5 in. Universal Sediment Filter Cartridges 15000 Gal. Multi-layer (Pack of 25)
Add to Cart
Compare
$
63
.
68
(4)
Model# OROS-5PK-80
Olympia Water Systems
Complete 80 GPD 5-Stage Replacement Filter Set for Industry Standard Size Reverse Osmosis System
Add to Cart
Compare
$
14
.
37
(17)
Model# FP15X2
ISPRING
5-Micron Sediment Water Filter Replacement Cartridge (2-Pack)
Add to Cart
Compare
$
63
.
21
/package
(5)
Model# FP120X25
ISPRING
20 micron 10 in. x 2.5 in. Universal Sediment Filter Cartridges Multi-layer 15000 Gal. (Pack of 25)
Add to Cart
Compare