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
/
Reverse Osmosis Water Filters
Reverse Osmosis Water Filters
Get It Fast
In Stock at Store Today
Filters
Filters
Clear All
Filter Life (Months): 12 mo
Featured Keywords: booster pump
Featured Keywords: residual chlorine
Get It Fast
In Stock at Store Today
Availability
Show Out of Stock
Department
Plumbing
Water Filters
Reverse Osmosis Water Filters
Reverse Osmosis Systems
Reverse Osmosis Filter Replacements
Review Rating
5
4 & Up
3 & Up
2 & Up
1 & Up
Brand
Express Water
ISPRING
APEC Water Systems
Matterhorn
Price
to
Apply
$50 - $100
$100 - $150
$150 - $200
$200 - $250
$250 - $300
$300 - $400
$500 - $600
$600 - $700
$800 - $900
$1000 - $2000
Special Values
Featured Keywords
heavy metal
osmosis water filtration system
storage tank
drinking water
booster pump
faucet filter
pure water
water flow
water purification system
pressure regulator
ro system
sink water filter system
reverse osmosis replacement water
water filter
10 inch
granular activated carbon
leak detection
alkaline water filter
clean water
filter housing
high capacity
activated carbon block
post carbon filter
0.8 gpm
filter cartridge
ro filter
ro membrane
50 gpd ro membrane
alkaline filter
3.2 gallon
flow faucet
reverse osmosis water filter
4 gallon
acidic water
activated carbon water filter
carbon filter
chrome faucet
complete filter
e. coli
easy installation
membrane filter
purified water
sediment water filter
sink reverse osmosis system
tap water
total dissolved solids
water pressure
water quality
alkaline water system
carbon block filter
deionization water filter
drain saddle
filtration system
mineral water
premium quality
reverse osmosis filtration
reverse osmosis systems
reverse osmosis
system head
1st stage
5 stage
50 gpd membrane
50 psi
100 gpd ro membrane
dissolved solids
dow chemical
extra filters
flow rate
osmosis membrane
quick connect fittings
reverse osmosis membrane
ro replacement filter
sink connections
sink water filter
standard size
tasting water
tubing system
under sink
uv water filter
1/4 in. quick connect
11 watt
100 gallons
activated carbon filter
alkaline mineral filter
automatic shut-off valve
catalytic carbon
check valve
gpd ro membrane
high quality
low maintenance
nsf standard
premium quality filter
replacement filter
residual chlorine
reverse osmosis membrane replacement
reverse osmosis water filtration systems
tank stand
uv housing
water clean
100 gpd membrane
Number of filters included
3
5
6
7
8
9
10
20
Filter Life (Months)
6 mo
12 mo
24 mo
Features
Automatic shutoff
No additional features
Number of Stages
5 Stage
6 Stage
7 Stage
8 Stage
10 Stage
House Hold Size
3-4 people
5-6 people
8+ people
Brand/Model Compatibility
Express Water
iSpring
View Results
All Filters
Category
Number of filters included
Filter Life (Months)
Features
Number of Stages
Filter Life (Months): 12 mo
Featured Keywords: booster pump
Featured Keywords: residual chlorine
Clear All
23 Results
Sort by:
Top Sellers
Top Sellers
Most Popular
Price Low to High
Price High to Low
Top Rated Products
$
189
.
99
(184)
Model# ROALK10D
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)
Model# RO5DX
Express Water
Reverse Osmosis 5 Stage Water Filtration System - NSF Certified - Faucet, Tank and 4 Filters - 50 GPD
Add to Cart
Compare
$
635
.
22
(22)
Model# RCB3P
ISPRING
300 GPD Tankless Free-Standing Reverse Osmosis Water Filtration System with Pump, Pressure Gauge, Oversized Pre Filters
Add to Cart
Compare
$
311
.
99
(120)
Model# RCC7P-AK
ISPRING
Maximum Performance Under Sink Reverse Osmosis Water Filtration System with Booster Pump and Alkaline Filter
Add to Cart
Compare
$
186
.
99
$219.99
Save
$33.00
(15%)
(132)
Model# ROALK10MGBN
Express Water
Reverse Osmosis Alkaline Water Filtration System - 10 Stage RO Water Filter with Faucet and Tank - 100 GPD
Add to Cart
Compare
$
555
.
74
(46)
Model# RCS5T
ISPRING
500 GPD Residential and Light Commercial Tankless Reverse Osmosis Water Filtration System with Pump and Pressure Gauge
Add to Cart
Compare
$
169
.
99
$199.99
Save
$30.00
(15%)
(127)
Model# ROALK10DG
Express Water
Reverse Osmosis Alkaline Water Filtration System - 10 Stage RO Water Filter with Faucet and Tank - 100 GPD
Add to Cart
Compare
$
178
.
49
$209.99
Save
$31.50
(15%)
(187)
Model# ROALK10MBN
Express Water
Reverse Osmosis Alkaline Water Filtration System - 10 Stage RO Water Filter with Faucet and Tank - 100 GPD
Add to Cart
Compare
$
872
.
99
(1)
Model# RO-LITE-180
APEC Water Systems
Ultimate Indoor Reverse Osmosis 180 GPD Commercial-Grade Drinking Water Filtration System
Add to Cart
Compare
$
1154
.
99
(1)
Model# RO-LITE-360
APEC Water Systems
Ultimate Indoor Reverse Osmosis 360 GPD Commercial-Grade Drinking Water Filtration System
Add to Cart
Compare
$
110
.
49
$129.99
Save
$19.50
(15%)
(40)
Model# FLTSETALK1010Q
1 Year Alkaline Reverse Osmosis System Replacement Filter Set - 10 Total Filters With 100 GPD Membrane
Add to Cart
Compare
$
219
.
99
(189)
Model# ROALK10DBN
Express Water
Reverse Osmosis Alkaline Water Filtration System - 10 Stage RO Water Filter with Faucet and Tank - 100 GPD
Add to Cart
Compare