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
/
Under Sink Water Filters
/
Under Sink Water Filter Systems
Under Sink Water Filter Systems
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Includes: Installation kit
Ease of Install: Easy Install
Reduces: Chloramine
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Water Filters
Under Sink Water Filters
Under Sink Water Filter Systems
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Brand
ISPRING
Price
to
Apply
$100 - $150
$150 - $200
$200 - $250
$300 - $400
$400 - $500
$500 - $600
$600 - $700
Special Values
Connection Type
Dedicated Faucet
Inline
Includes
Faucet
Installation kit
Filter
Hardware
Number of Stages
3 Stage
5 Stage
6 Stage
7 Stage
Filtration Method
Carbon Block
Ultraviolet Light
GAC
Activated Carbon
Coconut Shell Carbon
Sediment
Chemical Absorption
Mechanical Filtration
Polypropylene
Remineralizer
Thin Film Composite Membrane
Alkaline or Calcite
CTO
Mineral Stones
Hollow Fiber Membrane
House Hold Size
3-4 people
5-7 people
8+ people
Unspecified
Features
Automatic shutoff
Indicator light(s)
No additional features
Reduces
Chloramine
Chlorine
Sediment
Bacteria
Chlorine Taste
Copper
Fluoride
Iron
Lead
Odor
Other
PFAs
PFOA/PFOS
Rust
Sand
Sulphur
Arsenic
Cysts
Microplastics
Mercury
Filter Life (Months)
12 mo
View Results
All Filters
Connection Type
Includes
Number of Stages
Filtration Method
House Hold Size
Includes: Installation kit
Ease of Install: Easy Install
Reduces: Chloramine
Clear All
10 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
$
218
.
99
(766)
ISPRING
NSF-Certified 6-Stage Reverse Osmosis System w/ Alkaline Remineralization, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
Add to Cart
Compare
More Options Available
$
573
.
84
(157)
ISPRING
NSF-Certified 500 GPD Tankless Reverse Osmosis System w/ Alkaline, Reduces PFAS, Lead, Fluoride, Brushed Nickel Faucet
Add to Cart
Compare
$
319
.
99
(170)
ISPRING
NSF-Certified 7-Stage Reverse Osmosis System with Alkaline and UV Filters, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
Add to Cart
Compare
$
407
.
39
(116)
ISPRING
7-Stage RO Water System with Alkaline, UV, and Booster Pump, Reduces PFAS, Lead, Chloramine, Fluoride, 100 GPD
Add to Cart
Compare
$
579
.
99
(16)
ISPRING
NSF-Certified 500 GPD Tankless Reverse Osmosis System w/ Alkaline, Reduces PFAS, Lead, Fluoride, Oil Rubbed Black Faucet
Add to Cart
Compare
$
197
.
99
(722)
ISPRING
NSF-Certified 5-Stage Reverse Osmosis Water Filter System, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
Add to Cart
Compare
More Options Available
$
480
.
24
$564.99
Save
$84.75
(15%)
(164)
ISPRING
NSF-Certified 500 GPD Tankless Reverse Osmosis System, Reduces PFAS, Chloramine, Lead, Fluoride, Brushed Nickel Faucet
Add to Cart
Compare
More Options Available
$
681
.
99
(157)
ISPRING
NSF-Certified 500 GPD Tankless RO Water System w/ Alkaline and UV, Reduces PFAS, Lead, Fluoride, Brushed Nickel Faucet
Add to Cart
Compare
$
118
.
79
(179)
ISPRING
3-Stage Under Sink Water Filter System, Reduces PFAS, Chloramine, Chlorine, Sediments, and More
Add to Cart
Compare
New
$
191
.
24
$224.99
Save
$33.75
(15%)
(1)
ISPRING
6-Stage NSF-Certified Reverse Osmosis Drinking Water Filtration System, AK Filter, Includes an Extra Sediment Filter
Add to Cart
Compare
Installation Services
Water Treatment Services
Get started with a free water test. Understanding what's in your water will help determine the best water treatment solutions for your home
Learn More