#1 Home Improvement Retailer

Cart

Cart

Home
Plumbing
Water Filters
Under Sink Water Filters

Under Sink Water Filters

21 Results
Filters
Filters
Clear All

Get It Fast

caret-icon

Department

caret-icon
Under Sink Water Filters

Review Rating

caret-icon
54 & Up3 & Up2 & Up1 & Up0

Brand

caret-icon

Price

caret-icon
to

Filtration Method

caret-icon

Filter Life (Months)

caret-icon

Features

caret-icon

Reduces

caret-icon

Connection Type

caret-icon

Number of Stages

caret-icon

House Hold Size

caret-icon
Categoryopen arrow
Filtration Methodopen arrow
Brandopen arrow
Filter Life (Months)open arrow
Featuresopen arrow

    Sort by

    Top Sellers
NSF-Certified 6-Stage Reverse Osmosis System w/ Alkaline Remineralization, Reduces PFAS, Fluoride, Chromium, Lead, TDSNSF-Certified 6-Stage Reverse Osmosis System w/ Alkaline Remineralization, Reduces PFAS, Fluoride, Chromium, Lead, TDS
(4.7 / 798)
Model# RCC7AK
$218.99
NSF-Certified 500 GPD Tankless Reverse Osmosis System w/ Alkaline, Reduces PFAS, Lead, Fluoride, Brushed Nickel FaucetNSF-Certified 500 GPD Tankless Reverse Osmosis System w/ Alkaline, Reduces PFAS, Lead, Fluoride, Brushed Nickel Faucet
(4.6 / 173)
Model# RO500AK
$574.99
NSF-Certified 500 GPD Tankless RO Water System w/ Alkaline and UV, Reduces PFAS, Lead, Fluoride, Brushed Nickel FaucetNSF-Certified 500 GPD Tankless RO Water System w/ Alkaline and UV, Reduces PFAS, Lead, Fluoride, Brushed Nickel Faucet
(4.6 / 173)
Model# RO500AK-BN+UVF8
$681.99
NSF-Certified 5-Stage Reverse Osmosis Water Filter System, Reduces PFAS, Chloramine, Lead, Fluoride, TDSNSF-Certified 5-Stage Reverse Osmosis Water Filter System, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
(4.8 / 738)
Model# RCC7
$197.99
NSF-Certified 7-Stage Reverse Osmosis System with Alkaline and UV Filters, Reduces PFAS, Chloramine, Lead, Fluoride, TDSNSF-Certified 7-Stage Reverse Osmosis System with Alkaline and UV Filters, Reduces PFAS, Chloramine, Lead, Fluoride, TDS
(4.6 / 177)
Model# RCC7AK-UV
$319.99
500 GPD Residential and Light Commercial Tankless Reverse Osmosis Water Filtration System with Pump and Pressure Gauge500 GPD Residential and Light Commercial Tankless Reverse Osmosis Water Filtration System with Pump and Pressure Gauge
(4.3 / 50)
Model# RCS5T
$551.79
NSF-Certified 6-Stage Reverse Osmosis System w/ Alkaline Remineralization, Reduces PFAS, Fluoride, Chromium, Lead, TDS
(4.8 / 612)
Model# RCC7AK-BLK
$249.99
NSF-Certified 500 GPD Tankless Reverse Osmosis System w/ Alkaline, Reduces PFAS, Lead, Fluoride, Oil Rubbed Black FaucetNSF-Certified 500 GPD Tankless Reverse Osmosis System w/ Alkaline, Reduces PFAS, Lead, Fluoride, Oil Rubbed Black Faucet
(4.9 / 18)
Model# RO500AK-ORB
$579.99
NSF-Certified 500 GPD Tankless Reverse Osmosis System, Reduces PFAS, Chloramine, Lead, Fluoride, Brushed Nickel FaucetNSF-Certified 500 GPD Tankless Reverse Osmosis System, Reduces PFAS, Chloramine, Lead, Fluoride, Brushed Nickel Faucet
(4.6 / 180)
Model# RO500
$564.99
Maximum Performance Under Sink Reverse Osmosis Water Filtration System with Booster Pump and Alkaline FilterMaximum Performance Under Sink Reverse Osmosis Water Filtration System with Booster Pump and Alkaline Filter
(4.8 / 127)
Model# RCC7P-AK
$311.99
300 GPD Tankless Free-Standing Reverse Osmosis Water Filtration System with Pump, Pressure Gauge, Oversized Pre Filters300 GPD Tankless Free-Standing Reverse Osmosis Water Filtration System with Pump, Pressure Gauge, Oversized Pre Filters
(4.5 / 24)
Model# RCB3P
$635.22
6-Stage Under Sink Reverse Osmosis Drinking Water Filtration System with Booster Pump and UV Filter, 100GPD6-Stage Under Sink Reverse Osmosis Drinking Water Filtration System with Booster Pump and UV Filter, 100GPD
(4.9 / 14)
Model# RCC1UP
$376.00