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3-stage Under Sink Ultrafiltration Stainless Steel Water Filter System Waterdrop TST-UF

  • Waterdrop
$199.99
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Key Feature

  • [Selected materials] The lead-free 304 stainless steel material makes the stainless steel 3 stage filtration system resistant to corrosion and compression. The thick sealing ring in the cap prevents leakage.
  • [Efficient filtration] 6-stage filtration layers filter out most harmful substances larger than 0.01 μm. The 0.01 μm precise ultrafiltration membrane reduces chlorine, heavy metals, chemicals and more.
  • [Recyclable housing] Just replace the inner filter once the filter expires. The PP filter lasts 6-8 months, UF filter lasts 12 months, and CT filter offers an ultra-long life of up to 24 months, which reduces replacement frequency.
  • [Faster water flow and easy installation] The stable flow rate can get as high as 1.59 GPM. You can connect the system directly to your home faucet without drilling a hole on the countertop.
  • [Multiple arrangement options] The user-friendly innovative design allows the system to be hung on the cabinet wall or placed on the floor.

3-stage Under Sink Ultrafiltration Stainless Steel Water Filter System Waterdrop TST-UF

$199.99
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3-stage Under Sink Ultrafiltration Stainless Steel Water Filter System Waterdrop TST-UF

$199.99
Model number
WD-TST-UF
Operating temperature
40-100℉ (5-38℃)
Working pressure
15-87 psi/ 0.1-0.6 MPa
Flow rate
1.5 GPM (tested under 60 psi)
Feed water requirement
Municipal tap water
Filtration accuracy
0.01 micron
Filter capacity
First P1 filter: up to 6-8 months
Second U2 filter: up to 12 months
Third C3 filter: up to 12-24 months
This stainless steel 3 stage filtration system is currently the most popular type of filter. Unlike common plastic systems on the market, the Waterdrop 3-stage stainless steel water filtration system is made of lead-free stainless steel, which makes the system resistant to corrosion and compression. It is durable, strong, and less prone to cracking. At the same time, the thick sealing ring in the cap prevents leakage.
This Waterdrop 3-stage undersink water filter has 6 layers of premium filtration material, including non-woven fabric, PP cotton, activated carbon block, and an ultrafiltration membrane. The 0.01μm precise ultrafiltration membrane filters out most harmful substances larger than 0.01μm, such as rust, sediment, chlorine taste and odor, benzene, bacteria, and colloids. It can also partially reduce algae, chloride, copper, lead, and mercury. The activated carbon block and PP cotton effectively reduce chlorine, heavy metals, chemicals, cysts, odor, rust, and large particles in your water while improving the taste.
The Waterdrop 3 stage water filter system has recyclable housing. You need to replace only the inner filter. The system can last for a long time. 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.
If you are looking for a filter that doesn’t require a drill, this is the best one for you. The system can hang on the wall or stand on the floor. Also, it has a 1.59 GPM water flow. With a complete accessory kit, you can finish the installation without having to purchase extra tools

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.

Does the package include any tools or kits for installation?

Yes, you get all the accessories you’ll need out-of-the-box. The accessory kit includes stainless steel inlet and outlet hoses, 1-meter-long Teflon tape, converters, and more.

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.
Selected Premium Materials
Waterdrop stainless steel 3 stage filtration system adopts lead-free 304 stainless steel material, which makes the system resistant to corrosion and compression. The system is durable, strong, and less prone to cracking, thanks to minimal lead and cadmium content. The thick sealing ring in the cap prevents leakage.
Efficient Filtration
This Waterdrop 3-stage water filter system has 6 layers of premium filtration material, including non-woven fabric, PP filter, ultrafiltration membrane, and activated carbon block. 0.01 precise UF membrane reduces bacteria. The activated carbon block and PP cotton effectively reduces chlorine, heavy metals, chemicals, cyst, odor, rust, and large particles in your water, while improving the water taste.
Superior Ultrafiltration Membrane
Waterdrop 3-stage undersink water filter adopts one of the most effective physical filtration materials - ultrafiltration. The 0.01 μm precise ultrafiltration membrane filters out most harmful substances larger than 0.01 μm, such as rust, sediment, chlorine, taste and odor, benzene, bacteria and colloids; It could also partially reduce algae, chloride, copper, lead, mercury.
Longer Service Life Benefits Environment
The stainless steel water purifier lasts up to 2 years, which means you don’t need to replace it frequently. The PP filter lasts 6-8months, UF filter lasts 12 months, and CT filter offers an ultra-long life of up to 24 months, which may vary according to local water quality.
You only need to replace the inner filter only, saving you money and efforts while protecting the environment.
1.59 GPM Stable Water Flow
The innovative design of this Waterdrop stainless steel water filtration system doesn’t require drilling a hole on the countertop to install. You can connect it to your kitchen faucet directly, and get filtered water directly for drinking or washing. The maximum 1.59 GPM flow rate is stable and fast enough to fill a 8oz cup of water in just 2.3 seconds.
Two Placement Options
This Waterdrop 3-stage water filter system offers two placement options. The system can stand on the floor, which saves trouble of drilling on the wall. It can also hang on the wall, saving your under sink space for other important things.
Convenient Installation With A Complete Accessory Kit
You get the complete and necessary accessories out-of-the-box. The system fits 3/8” and 1/2” cold water pipes perfectly. You can be done with the entire installation in less than 5 minutes.
The accessory kit includes stainless-steel inlet and outlet hoses, 1-meter-long Teflon tape, converters, and more.
*Some of the reviews are synchronized from Amazon.com/ WaterdropDirect Store
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