It should be replaced every 12 months. However, the exact timing can vary depending on your water usage and the quality of your tap water.
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F1A Filter for Waterdrop X Series Reverse Osmosis System
Service Life
- Provides up to 12 months for you and your family, based on water condition.
3s Quick Replacement
- Replacement is completed with simple twist and pull, which takes 3 seconds only without any help of extra tools or a plumber. Simple replacement saves your effort and time greatly.
Model number
WD-F1A
Compatible Model
X Series RO System
Filter Lifespan
12 months
Product dimensions (inch)
3.46 * 3.46 * 16.81
Item weight
1.71 pounds
How often do I need to replace the filter cartridges for my under-sink RO water purifier?
Can I replace the filters myself, or do I need professional help?
Yes, you can replace the filters in seconds with its easy maintenance design. Be sure to follow the instructions for your model.
Does this filtration system offer remineralization to enhance water quality?
Absolutely! This RO filter reintroduces benefit minerals like Ca and Mg right back into the water, and balances the pH to 7.5±, giving you healthy and tasty water.
Service Life
- Provides up to 12 months for you and your family, based on water condition.
3s Quick Replacement
- Replacement is completed with simple twist and pull, which takes 3 seconds only without any help of extra tools or a plumber. Simple replacement saves your effort and time greatly.
Model number
WD-F1A
Compatible Model
X Series RO System
Filter Lifespan
12 months
Product dimensions (inch)
3.46 * 3.46 * 16.81
Item weight
1.71 pounds
How often do I need to replace the filter cartridges for my under-sink RO water purifier?
It should be replaced every 12 months. However, the exact timing can vary depending on your water usage and the quality of your tap water.
Can I replace the filters myself, or do I need professional help?
Yes, you can replace the filters in seconds with its easy maintenance design. Be sure to follow the instructions for your model.
Does this filtration system offer remineralization to enhance water quality?
Absolutely! This RO filter reintroduces benefit minerals like Ca and Mg right back into the water, and balances the pH to 7.5±, giving you healthy and tasty water.
$9.90
Original: $32.99
-70%F1A Filter for Waterdrop X Series Reverse Osmosis System—
$32.99
$9.90Description
Service Life
- Provides up to 12 months for you and your family, based on water condition.
3s Quick Replacement
- Replacement is completed with simple twist and pull, which takes 3 seconds only without any help of extra tools or a plumber. Simple replacement saves your effort and time greatly.
Model number
WD-F1A
Compatible Model
X Series RO System
Filter Lifespan
12 months
Product dimensions (inch)
3.46 * 3.46 * 16.81
Item weight
1.71 pounds
How often do I need to replace the filter cartridges for my under-sink RO water purifier?
It should be replaced every 12 months. However, the exact timing can vary depending on your water usage and the quality of your tap water.
Can I replace the filters myself, or do I need professional help?
Yes, you can replace the filters in seconds with its easy maintenance design. Be sure to follow the instructions for your model.
Does this filtration system offer remineralization to enhance water quality?
Absolutely! This RO filter reintroduces benefit minerals like Ca and Mg right back into the water, and balances the pH to 7.5±, giving you healthy and tasty water.
