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Member Only Item

Premier UF3 3-stage Ultra Filtration System


Includes 12-month Supply of Filters, Multi-Stage Filtration, Sanitary Push Bottom Filter Change.

Item #443365

Online Price
Your Price $149.99
Price Per null:
  • Shipping & Handling included *

Member Only Item

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The estimated delivery time will be approximately 3 - 5 business days from the time of order.

This advanced 3-Stage Water Filtration System provides your family with clean, safe, great tasting water. This system utilizes high performance sediment prefilter, lead and VOC reducing carbon block followed by our advanced technology Ultra Filtration Membrane filter. System is WQA Tested and Certified for the reduction of chlorine taste and odor, lead, chemicals including  herbicides, pesticides, insecticides, as well as the removal of cyst, Cryptosporidium, Entamoeba, Giardia and Toxoplasma. System also reduces particulates, sand, silt sediment and rust. Patented design with auto shut off valve and push-button filter changes makes it easy to install and maintain with no fuss or mess.  

System comes equipped with everything needed for installation as well as two additional filters for your first filter change out.

Reduce your environmental impact: Using this Watts UF-3 system can save over 2,500 half litre bottles going in to land fills per filter change out.


  • Additional sediment and carbon block filter for your first system filter maintenance  
  • Multi-Stage Filtration  
  • Advanced Patented Design  
  • Patented 0.2 micron Ultra Filtration Membrane filter  
  • High Quality Carbon Block Technology for chemical reduction capabilities  
  • Removes Cryptosporidium, Entamoeba, Giardia and Toxoplasma  
  • Reduces lead, chemicals, chlorine taste and odors, particulates, sand, silt, sediment, rust and more.  
  • Sanitary Push Bottom Filter Change  
  • WQA Certified to NSF/ANSI Standard 42 and 53  
  • Valve-in Head shuts water off automatically for easy filter changes – no tools needed!  
  • Long-reach faucet for easy filling of glasses, pitchers, and coffee pots  
  • Includes all installation hardware  
  • Easy to install and maintain

Model:  500380

  • Brand: Watts Premier
  • Model: 500380

Standard shipping via UPS Ground is included in the quoted price. The estimated delivery time will be approximately 3 - 5 business days from the time of order.

Express shipping is via UPS. The estimated delivery time will be approximately 1 - 2 business days from the time of order.

Please choose your shipping method at checkout.

An additional Shipping and Handling fee will apply to express shipments. This fee will be quoted at checkout.

*Delivery is available to Alaska and Hawaii. An additional Shipping and Handling fee will apply to shipments going to Alaska or Hawaii. This fee will be quoted at checkout. Additional transit time may be required.

Delivery is not available to Puerto Rico. products can be returned to any of our more than 600 Costco warehouses worldwide.

How to Return: For an immediate refund (including shipping and handling), simply return your purchase at any one of our Costco warehouses worldwide. If you are unable to return your order at one of our warehouses, please email customer service or call our customer service center at 1-800-955-2292 for assistance. To expedite the processing of your return, please reference your order number.

If you request an item be picked up for return, the item must be packaged and available for pick up in the same manner as it was delivered. If your order was delivered "curb side", it will need to be available for curb side pick up.
If the item arrived to you in a box, it will need to be in a box at the time of pick up.

View Costco's Return Policy.

For information or a written copy of the manufacturer's warranty, please contact us at:

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