Shopping by:

Product Type

Capacity

Filtration Type

Dispensing Option

Remineralization

Replacement For

Series

Family Size
Not sure which one to choose?
Let our experts recommend you.
Which water filtration is right for you?
Find the right reverse osmosis system for home.
Is Your Tap Water Safe to Drink?
Check your tap water quality via EWG tap water database.

All

Waterdrop Alkaline Countertop CoreRO System C1SL

Trustpilot
$229.00 $269.00
$269.00

Remineralization Alkaline Water Filter for Countertop RO System K19-SFK

Trustpilot
Replacement for K19
$78.99
$78.99

Countertop Alkaline Reverse Osmosis Water Filter System K19-SFK

Trustpilot
Home & Garden
$269.00 $319.00
$319.00

Waterdrop C1RFG Replacement Filter for C1S and C1SL Countertop CoreRO System

Trustpilot
$69.99
$69.99

WD-K19RF-FK Filter for K19 Remineralization RO System, 2-YEAR COMBO

Trustpilot
Replacement for K19
$157.98
$157.98

Alkaline Filter for Waterdrop Undersink Reverse Osmosis Systems-Waterdrop ALK35

Trustpilot
Fit for G3P800 | G3P600 |G3 | K6 | D6 | D4 | G2P600 | G2 | G2MNR
$29.99
$29.99

G3P600 Remineralization RO System - Waterdrop G3P600

Trustpilot
NSF/ANSI 42 & 58 & 372 & 53 Certified
$459.00 $559.00
$559.00

Waterdrop G3P800 Remineralization RO System

Trustpilot
NSF/ANSI 42 & 58 & 372 & 53 Certified
$778.99 $1,018.99
$1,018.99

Waterdrop G2P600 Remineralization RO Water Filtration System for Home

Trustpilot
$309.99 $379.99
$379.99

Waterdrop G2 Remineralization RO System

Trustpilot
$239.00 $319.00
$319.00

Remineralization tankless reverse osmosis system - Waterdrop D4-W-MZ

Trustpilot
$299.00
$299.00

600GPD Remineralization Reverse Osmosis System - Waterdrop D6-MZ

Trustpilot
$359.00
$359.00
Sort by
  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old