Replacement Filters for under sink 3-stage Ultrafiltration Stainless Steel Water Filter System

$99.99

The PP filter, UF filter, and CT filter are compatible with Waterdrop WD-TST-UF stainless steel 3 stage filtration system.

6-stage filtration layers filter out most harmful substances, including bacteria and improve water taste.

The PP filter lasts 6-8 months, UF filter lasts up to 12 months, and CT filter offers an ultra-long life of up to 24 months, which reduces replacement frequency.

You will quickly replace the internal filter without the need to purchase extra components.

Extensive and stable water flow rate is up to 1.59 GPM. You can fill a 8oz cup of water in 2.3s.

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In Stock—Estimated delivery in 3-7 business days.
$99.99
Replacement Filters for under sink 3-stage Ultrafiltration Stainless Steel Water Filter System
Replacement Filters for under sink 3-stage Ultrafiltration Stainless Steel Water Filter System
  • Specs
  • Reviews
  • FAQs
Perfect Fit

Perfect Fit

The PP, UF, CT filter are compatible with Waterdrop WD-TST-UF stainless steel 3 stage filtration system.

6-Stage Advanced Filtration for Better-Tasting Water

6-Stage Advanced Filtration for Better-Tasting Water

Designed with multiple layers including non-woven fabric, PP cotton, UF membrane, and carbon block, this system captures fine particles, heavy metals, and unwanted odors, ensuring superior water purification and enhanced water quality.

Premium Selected Ultrafiltration Membrane

Premium Selected Ultrafiltration Membrane

The 0.01 μm ultrafiltration membrane effectively eliminates most contaminants larger than 0.01 μm.

Ultra-long Lifespan

Ultra-long Lifespan

3-stage undersink water filters are designed to be discarded once it expires. The PP filters lasts 6-8 months, UF filter lasts up to 12 months, and CT filter offers an ultra-long life of up to 24 months, which may vary according to local water quality. This saves your money and efforts while protecting the environment.

Convenient Operation And Simple Replacement

Convenient Operation And Simple Replacement

You will replace the internal filter in a moment by just unscrewing the external housing, removing the expired filter and installing a new filter.

1.59 GPM Extensive Water Flow

1.59 GPM Extensive Water Flow

The flow rate can get as high as 1.59 GPM, which means you can fill a 8oz cup of water in 2.3 seconds. Water flow remains stable even at high speed.

FAQ

Curious about how the undersink 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 the difference between TST-UF and TSA-10?

The Waterdrop TSA-10 is an under-sink 3 stage water filter system featuring PP cotton, granular activated carbon, activated carbon block, and KDF. Meanwhile, the Waterdrop TST-UF system adopts an advanced ultrafiltration membrane. With 0.01-micron filtration precision, the system can filter out more contaminants than TSA-10. Also, the TST-UF has stainless steel housing, which is stronger and more durable.

What is the difference between the TST-UF and WD-UA?

The Waterdrop WD-UA is an under-sink single-stage filter featuring PP cotton and activated carbon block. Meanwhile, the Waterdrop TST-UF consists of a 3-stage filter, which is more effective and powerful. With 0.01-micron filtration precision, the system can filter out more contaminants than the WD-UA. Also, TST-UF has stainless steel housing, which is stronger and more durable.

How do I replace the filter for this stainless steel water filtration system?

Replacement is easy. Simply twist off the stainless steel housing, remove the expired filter, and insert a new one. The twist-to-lock design makes the replacement process simple and smooth. Twist on the housing when you’re done.

How long is the filter life of this 3-stage undersink water filter?

The PP filter lasts 6-8 months, the UF filter lasts 12 months, and the CT filter offers an ultra-long life of up to 24 months, which may vary according to local water quality.

What contaminants can this 3-stage undersink water filter reduce?

This 3-stage undersink water filter effectively filters out bacteria, chlorine, heavy metals, large particles, cysts, sand, rust, sediment, chloramines, asbestos, giardia, chemicals, and more.

 What are the pros of this stainless steel 3 stage filtration system?

The Waterdrop under-sink stainless steel 3 stage filtration system has premium 304 stainless steel housing, which is lead-free, corrosion-proof, and compression-proof. The low lead and cadmium content makes it stronger and durable enough to resist cracking. The thickened sealing ring prevents leakage. If you encounter any problems within the first three years of use, kindly reach out to us and we will solve them.

Can the Waterdrop stainless steel water purifier be recycled?

Yes, the stainless steel housing can be recycled. When a filter expires, simply replace the inner filter while the housing remains on.

Review

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