RO System Replacement Filters

Enjoy clean and safe drinking water at all times with hassle-free ordering of filters!
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RO Replacements
All
Undersink
Countertop
RO System Replacement Filters
X16
RO System Replacement Filters
X12
RO System Replacement Filters
G3P800
RO System Replacement Filters
G3P600
RO System Replacement Filters
K6
RO System Replacement Filters
X8
RO System Replacement Filters
X12-Basic
RO System Replacement Filters
D6
RO System Replacement Filters
G2P600
RO System Replacement Filters
G2P400
RO System Replacement Filters
G3P400
RO System Replacement Filters
D4
RO System Replacement Filters
A1
RO System Replacement Filters
A2
RO System Replacement Filters
K19S
RO System Replacement Filters
K19H
RO System Replacement Filters
C1S
RO System Replacement Filters
C1H
RO System Replacement Filters
M1
RO System Replacement Filters
K19 Remineralization
RO System Replacement Filters
N1
RO System Replacement Filters
M5
RO System Replacement Filters
X16
RO System Replacement Filters
X12
RO System Replacement Filters
G3P800
RO System Replacement Filters
G3P600
RO System Replacement Filters
K6
RO System Replacement Filters
X8
RO System Replacement Filters
X12-Basic
RO System Replacement Filters
D6
RO System Replacement Filters
G2P600
RO System Replacement Filters
G2P400
RO System Replacement Filters
G3P400
RO System Replacement Filters
D4
RO System Replacement Filters
A1
RO System Replacement Filters
A2
RO System Replacement Filters
K19S
RO System Replacement Filters
K19H
RO System Replacement Filters
C1S
RO System Replacement Filters
C1H
RO System Replacement Filters
M1
RO System Replacement Filters
K19 Remineralization
RO System Replacement Filters
N1
RO System Replacement Filters
M5
Replacements For
X16 Undersink RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1A lasts 12 months, and F3 lasts 24 months.
RO System Replacement Filters
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
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WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
$229.99
Replacement for K6
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WD-K19RF Filter for Waterdrop K19 Countertop Reverse Osmosis System
WD-K19RF Filter for Waterdrop K19 Countertop Reverse Osmosis System
$75.00
Replacement for K19S, K19H
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WD-K19RF Filter for Waterdrop K19-S & K19-H Reverse Osmosis System, 2-YEAR COMBO
WD-K19RF Filter for Waterdrop K19-S & K19-H Reverse Osmosis System, 2-YEAR COMBO
$150.00
Replacement for K19-S & K19-H
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Replacements For
X12 RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1A lasts 12 months, and F3 lasts 24 months.
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
$229.99
Replacement for K6
Buy now
Replacements For
G3P800 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, CB lasts 12 months, and RO lasts 24 months.
Replacement Filters
Bundles
Replacements For
G3P600 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, CB lasts 12 months, and RO lasts 24 months.
Replacement Filters
Bundles
Replacements For
K6 Instant Hot RO System
Enjoy hassle-free filtration with easy 3-second replacements. KJF lasts 12 months.
Replacement Filters
Bundles
Replacements For
X8 RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1G lasts 12 months, and F3 lasts 24 months.
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
Replacements For
X12 Basic RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1G lasts 12 months, and F3 lasts 24 months.
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
Replacements For
D6 RO System
Enjoy hassle-free filtration with easy 3-second replacements. D6RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
G2P600 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 12 months, MRO lasts 24 months.
Replacement Filters
Bundles
Replacements For
G2P400 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 12 months, MRO lasts 24 months.
Replacement Filters
Bundles
Replacements For
G3P400 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, CB lasts 12 months, and RO lasts 24 months.
Replacement Filters
Bundles
Replacements For
D4 RO System
Enjoy hassle-free filtration with easy 3-second replacements. D4RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
A1 Hot Cold RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, RO lasts 12 months.
Replacement Filters
Bundles
Replacements For
A2 Hot Cold RO System
Enjoy hassle-free filtration with easy 3-second replacements. A2RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
K19 Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. K19RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
K19 Instant Hot RO System
Enjoy hassle-free filtration with easy 3-second replacements. K19RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
C1S Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. C1RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
C1H Instant Hot RO System
Enjoy hassle-free filtration with easy 3-second replacements. C1RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
M1 TrueBoil RO Dispenser
Enjoy hassle-free filtration with easy 3-second replacements. M1RF lasts 12 months.
Replacement Filters
Replacements For
K19 Remineralization RO System
Enjoy hassle-free filtration with easy 3-second replacements. K19 remineralization filter lasts 12 months.
Replacement Filters
Bundles
Replacements For
N1 Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, MRO lasts 18 months.
Replacement Filters
Bundles
Replacements For
M5 Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. M5RF lasts 12 months.
Replacement Filters
Replacements For
X16 Undersink RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1A lasts 12 months, and F3 lasts 24 months.
RO System Replacement Filters
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
$229.99
Replacement for K6
Buy now
WD-K19RF Filter for Waterdrop K19 Countertop Reverse Osmosis System
WD-K19RF Filter for Waterdrop K19 Countertop Reverse Osmosis System
$75.00
Replacement for K19S, K19H
Buy now
WD-K19RF Filter for Waterdrop K19-S & K19-H Reverse Osmosis System, 2-YEAR COMBO
WD-K19RF Filter for Waterdrop K19-S & K19-H Reverse Osmosis System, 2-YEAR COMBO
$150.00
Replacement for K19-S & K19-H
Buy Now
Add to Cart
Replacements For
X12 RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1A lasts 12 months, and F3 lasts 24 months.
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
WD-KJF Filter for Waterdrop K6 RO System, 2-YEAR COMBO
$229.99
Replacement for K6
Buy now
Replacements For
G3P800 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, CB lasts 12 months, and RO lasts 24 months.
Replacement Filters
Bundles
Replacements For
G3P600 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, CB lasts 12 months, and RO lasts 24 months.
Replacement Filters
Bundles
Replacements For
K6 Instant Hot RO System
Enjoy hassle-free filtration with easy 3-second replacements. KJF lasts 12 months.
Replacement Filters
Bundles
Replacements For
X8 RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1G lasts 12 months, and F3 lasts 24 months.
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
Replacements For
X12 Basic RO System
Enjoy hassle-free filtration with easy 3-second replacements. F2 lasts 6 months, F1G lasts 12 months, and F3 lasts 24 months.
Replacement Filters
Bundles
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
WD-KJF Filter for Waterdrop K6 Reverse Osmosis Instant Hot Water Dispenser System
$119.99
Replacement for K6
Buy now
Replacements For
D6 RO System
Enjoy hassle-free filtration with easy 3-second replacements. D6RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
G2P600 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 12 months, MRO lasts 24 months.
Replacement Filters
Bundles
Replacements For
G2P400 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 12 months, MRO lasts 24 months.
Replacement Filters
Bundles
Replacements For
G3P400 RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, CB lasts 12 months, and RO lasts 24 months.
Replacement Filters
Bundles
Replacements For
D4 RO System
Enjoy hassle-free filtration with easy 3-second replacements. D4RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
A1 Hot Cold RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, RO lasts 12 months.
Replacement Filters
Bundles
Replacements For
A2 Hot Cold RO System
Enjoy hassle-free filtration with easy 3-second replacements. A2RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
K19 Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. K19RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
K19 Instant Hot RO System
Enjoy hassle-free filtration with easy 3-second replacements. K19RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
C1S Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. C1RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
C1H Instant Hot RO System
Enjoy hassle-free filtration with easy 3-second replacements. C1RF lasts 12 months.
Replacement Filters
Bundles
Replacements For
M1 TrueBoil RO Dispenser
Enjoy hassle-free filtration with easy 3-second replacements. M1RF lasts 12 months.
Replacement Filters
Replacements For
K19 Remineralization RO System
Enjoy hassle-free filtration with easy 3-second replacements. K19 remineralization filter lasts 12 months.
Replacement Filters
Bundles
Replacements For
N1 Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. CF lasts 6 months, MRO lasts 18 months.
Replacement Filters
Bundles
Replacements For
M5 Countertop RO System
Enjoy hassle-free filtration with easy 3-second replacements. M5RF lasts 12 months.
Replacement Filters
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FAQ
Curious about how the RO filter works? Our FAQ section covers everything from filter lifespan to installation tips for clean, pure water every day.
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What is RO replacement filters?
RO replacement filters are essential components used in reverse osmosis water filtration systems. These filters are designed to remove impurities and contaminants such as chlorine, heavy metals, and bacteria, ensuring that your water remains clean, pure, and safe for drinking. Regular reverse osmosis filter replacement is crucial to maintain the system's performance.
How do I know when to replace RO filters?
Waterdrop RO systems come with an intelligent faucet that provides real-time reminders for filter replacement. Depending on usage and water quality, our filters typically last between 6 to 24 months, ensuring you always enjoy pure and safe water.
Why is it important to replace RO filters regularly?
Regularly replacing your RO replacement filters ensures that your system continues to effectively remove harmful substances. This helps prolong the lifespan of your system and guarantees the water you drink remains clean, safe, and free from contaminants. Maintaining a proper filter replacement schedule is crucial to keeping your water filter replacement cartridges functioning at their best.
How do I choose the right RO replacement filter?
To select the right water filter replacement for your system, ensure the filter is compatible with your specific RO system model. For example, if you're using a Waterdrop RO filter replacement, choose filters that are designed specifically for your system to maintain optimal performance and efficiency.
What is the lifespan of an RO replacement filter?
The lifespan of Waterdrop's RO filter is 2 years. Regularly replacing the filters ensures the system performs optimally and continues to provide high-quality drinking water.
What are the steps for replacing an RO filter?
Replacing an RO filter cartridge is easy:

  • Turn off the water supply.
  • Remove the old filter.
  • Install the new replacement filter.
  • Turn the water supply back on and run the system to ensure it’s working properly.


Following these simple steps will ensure a smooth reverse osmosis filter replacement process.
Is it normal for water quality to change after replacing the filter?
After replacing your RO filter replacement, you may notice slight changes in water quality, usually an improvement in taste and clarity. If there are unusual odors or discoloration, you should stop using it and double-check the installation of the RO filter set to ensure everything is working properly.
How should I store unused RO replacement filters?
Store unused RO replacement filters in a cool, dry place away from direct sunlight and humidity. This will help preserve their effectiveness and ensure they work optimally when you’re ready to replace your filter.