Tier1 3M Filtrete 3US-AF01 Comparable Replacement Filter

Price $16.99
Availability: In Stock
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  • 1 Filter $16.99  
  • 3 Filters Price $16.49 each
  • 6 Filters Price $15.99 each
  • Installs quickly and easily
  • 3US-AS01 Filtrete Undersink Filter System
  • Reduces chlorine taste and odor and more!
  • Provides great tasting water for up to six months
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The 3US-AF01 Filtrete Undersink Filter Replacement Cartridge Comparable by Tier1 is designed to fit the 3US-AS01 Filtrete Undersink Filter System. This filter reduces chlorine taste and odor, sand, soil, silt, rust, and sediment found in your drinking water. Tier1 water filters install quickly and easily, no tools are requires. Each filter lasts for up to six months, depending on use and water quality, making maintenance a breeze! Order today!
Package Qty 1
Used In Brands 3M, Filtrete
Manufacturer's Id US-WF0120
UPC 638845885591
Actual Size (in) 10-7/16 inches (length) x 3-3/16 inches (outside diameter)
Actual Size (cm) 26.5113 x 8.09625
Primary Filter Media Activated Carbon Block
Filter Life (gallons) 2,000
Filter Life (liters) 7,570
Filter Life (months) 6 months
Micron Rating (Nominal) 0.5
Operating Pressure (psi) 25 - 125
Operating Temperature (°F) 40 - 100
Operating Temperature (°C) 4.4 - 37.8
Flow Rate (gpm) 2
Flow Rate (lpm) 7.571
Color White
Certifications Independently Tested against NSF/ANSI Standard 42
Warranty Guarantee Unconditional Product Guarantee for Life of the Product

Reduced Contaminants

The TIER1-US-WF0120 reduces the following contaminants:

  • Chlorine Taste & Odor
  • Rust and Corrosion
  • Sand
  • Sediment
  • Silt
  • Turbidity

The TIER1-US-WF0120 is comparable with the following part numbers


The TIER1-US-WF0120 fits the following model numbers



  1. Turn cartridge to the left (counterclockwise) until the cartridge comes to a complete stop, water will automatically turn off.
  2. Gently pull the cartridge down to remove.
  3. Push new filter cartridge into filter head and turn cartridge a quarter turn to the right until it stops.
  4. Turn on cold water at faucet for five minutes to flush new filter. Water may run cloudy initially but will clear.
  5. Write the date of installation on the filter and mark your calendar to replace with another filter after 6 months.

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