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Home
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Plumbing
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Water Filters
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Under Sink Water Filters
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Under Sink Water Filter Systems
Highly Rated Under Sink Water Filter Systems
Shop highly rated products based on our customer reviews
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Filters
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Review Rating: Highly Rated
Filtration Method: CTO
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
Brand
ISPRING
Express Water
Matterhorn
PUR
DRINKPOD
Price
to
Apply
$20 - $30
$40 - $50
$50 - $100
$100 - $150
$150 - $200
$200 - $250
$250 - $300
$300 - $400
$400 - $500
$500 - $600
$600 - $700
Special Values
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Includes
Installation kit
Faucet
Filter
Hardware
Filtration Method
Carbon Block
Ultraviolet Light
Sand
GAC
CTO
Sediment
Activated Carbon
Coconut Shell Carbon
KDF
Polypropylene
Thin Film Composite Membrane
Alkaline or Calcite
Chemical Absorption
Coconut Carbon
Mechanical Filtration
Polyphosphate
Deionization
Hollow Fiber Membrane
Nanofiltration
Charcoal
Ultrafiltration
Number of Stages
1 Stage
2 Stage
3 Stage
4 Stage
5 Stage
6 Stage
7 Stage
8 Stage
10 Stage
Features
Automatic shutoff
No additional features
Twist and lock design
Indicator light(s)
House Hold Size
3-4 people
5-6 people
8+ people
Unspecified
Filter Life (Months)
6 mo
12 mo
24 mo
60 mo
Reduces
Chlorine
Lead
Copper
Fluoride
Iron
Bacteria
Chloramine
Other
Sediment
Connection Type
Dedicated Faucet
Inline
View Results
All Filters
Includes
Filtration Method
Number of Stages
Features
House Hold Size
Review Rating: Highly Rated
Filtration Method: CTO
Clear All
35 Results
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Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
Best Seller
$
259
.
99
(272)
Express Water
UV Reverse Osmosis Water Filtration System - 11 Stage UV Water Filter with Faucet and Tank - 100 GDP
Add to Cart
Compare
$
189
.
99
(184)
Express Water
Reverse Osmosis Alkaline Water Filtration System - 10 Stage RO Water Filter with Faucet and Tank - 100 GPD
Add to Cart
Compare
Top Rated
$
169
.
99
(306)
Express Water
Reverse Osmosis 5 Stage Water Filtration System - NSF Certified - Faucet, Tank and 4 Filters - 50 GPD
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Compare
$
319
.
99
(168)
ISPRING
NSF-Certified 7-Stage Reverse Osmosis System with Alkaline and UV Filters, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
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Compare
$
407
.
39
(115)
ISPRING
7-Stage RO Water System with Alkaline, UV, and Booster Pump, Reduces PFAS, Lead, Chloramine, Fluoride, 100 GPD
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Compare
$
635
.
22
(22)
ISPRING
300 GPD Tankless Free-Standing Reverse Osmosis Water Filtration System with Pump, Pressure Gauge, Oversized Pre Filters
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Compare
$
197
.
99
(718)
ISPRING
NSF-Certified 5-Stage Reverse Osmosis Water Filter System, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
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Compare
$
153
.
89
(116)
ISPRING
0.01 Micron Ultrafiltration Under Sink Water Filtration System up to 99.99% Contaminants Removal, Brushed Nickel Faucet
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$
311
.
99
(120)
ISPRING
Maximum Performance Under Sink Reverse Osmosis Water Filtration System with Booster Pump and Alkaline Filter
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$
122
.
42
(179)
ISPRING
3-Stage Under Sink Water Filter System, Reduces PFAS, Chloramine, Chlorine, Sediments, and More
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Compare
$
169
.
99
$199.99
Save
$30.00
(15%)
(127)
Express Water
Reverse Osmosis Alkaline Water Filtration System - 10 Stage RO Water Filter with Faucet and Tank - 100 GPD
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Compare
$
176
.
26
(22)
Matterhorn
4-Stage Under Counter Ultrafiltration Water Filtration System, Filters: Bacteria, Viruses, and Unhealthy Contaminants
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