Tier1 Smart Tap Under-Sink Water Filtration System Replacement Filter Cartridge

SKU
TIER1-US-ST04-R
Price $54.99
Availability: In Stock
Fits TIER1-US-ST04 under-sink system
  • This filter has been tested against NSF/ANSI Standard 42, 53, an 401
  • Reduces Chlorine Taste and Odor, Lead, Mercury, and more!
  • Requires less space than most other under-sink water filtration systems
  • Features quick and easy installation
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The US-ST04-R Tier1 Smart Tap under-sink water filter replacement cartridge is a high performance under-sink filter capable of filtering over 50 contaminants in your water. This replacement filter connects easily to the US-ST04 system it replaces the used cartridge of. Easy installation requires no tools for replacement and provides a hassle free filter exchange. The US-ST04-R reduces a wide array of contaminants and provides clear, crisp, and refreshing water in every glass. Order your replacement filter today!

Experience the Tier1 Difference

Tier1 manufactures high-quality filtration and household products. We take creating and maintaining a healthy home seriously. Products must undergo rigorous testing and meet demanding quality expectations in order to earn the Tier1 badge. Every purchase is backed by the Tier1® Guarantee:

  • Guaranteed Fit
  • Guaranteed Quality
  • Guaranteed Price
Package Qty 1
Manufacturer's Id US-ST04-R
UPC 641945752366
Actual Size (in) 16.25 inches (length) x 4.125 inches (width) x 4.5 inches (depth)
Primary Filter Media Carbon Block
Filter Life (gallons) 651
Filter Life (liters) 2464
Filter Life (months) 6 months
Micron Rating (Nominal) 1
Operating Pressure (psi) 40 - 120
Operating Temperature (°F) 33 - 100
Operating Temperature (°C) 4.4 - 37.8
Flow Rate (gpm) 1.25
Flow Rate (lpm) 4.73
Fitting Size (inches) 3/8 inch
Color Gray
Chlorine Tolerance 95.5%
Certifications NSF/ANSI Standard 42, NSF/ANSI Standard 53, NSF/ANSI Standard 401
Includes Smart tap replacement filter cartridge
Primary Filter Media Carbon Block

Reduced Contaminants

The TIER1-US-ST04-R reduces the following contaminants:

  • 1,1,1-Trichloroethane 95%
  • 1,1,2-Trichloroethane >99%
  • 1,1,1-Trichloro-2-propanone 96%
  • 1,2,4-Trichlorobenzene >99%
  • 1,1-Dichloroethtlene >99%
  • 1,1-Dichloro-2-propanone 99%
  • 1,2-Dichloroethane 95%
  • 1,2-Dichloropropane >99%
  • 2,4-Dichlorophenoxyacetic Acid (2,4-D) 99%
  • Alachlor >98%
  • Asbestos 99%
  • Atrazine >97%
  • Benzene >99%
  • Bisphenol A >98.9%
  • Bromochloroacetonitrile 98%
  • Bromodichloromethane 95%
  • Bromoform 95%
  • Carbofuran >99%
  • Carbon Tetrachloride 98%
  • Chloramines 89.1%
  • Chlorine Taste & Odor 89.1%
  • Chlorobenzene / Monochlorobenzene >99%
  • Chlorodibromomethane 95%
  • Chloroform 95%
  • Chloropicrin 99%
  • Cis-1,2-Dichloroethylene >99%
  • Cis-1,3-Dichloropropylene >99%
  • Cysts >99.99%
  • Dibromochloropropane (DBCP) >99%
  • Dibromoacetonitrile 98%
  • Dichloroacetonitrile 98%
  • Dinoseb 99%
  • Endrin 99%
  • Estrone >96.5%
  • Ethylbenzene >99%
  • Ethylene Dibromide (EDP) / 1,2-Dibromoethane >99%
  • Heptachlor (H-34,Heptox) >99%
  • Heptachlor Epoxide 98%
  • Hexachlorobutadiene >98%
  • Hexachlorocyclopentadiene >99%
  • Ibuprofen >95.4%
  • Lead at pH 6.5 >99.3%
  • Lead at pH 8.5 >99.4%
  • Lindane >99%
  • Mercury at pH 6.5 >96.6%
  • Mercury at pH 8.5 >96.7%
  • Methoxychlor >99%
  • Methyl tertiary butyl ether (MTBE) 66.9%
  • Naproxen >96.4%
  • Nonylphenol >97.5%
  • O-Dichlorobenzene >99%
  • P-Dichlorobenzene >98%
  • Particulates (Class I) >99.9%
  • Pentachlorophenol >99%
  • Pesticides >95.6%
  • Simazine >97%
  • Styrene >99%
  • Toluene >99%
  • Trans-1,2-Dichloroethylene >99%
  • Trichloroacetonitrile 98%
  • Trichloroethylene >99%
  • Turbidity 99.0%
  • VOCs 96.7%
  • Xylene >99%

The TIER1-US-ST04-R is comparable with the following part numbers

TIER1-US-ST04 TIER1-US-ST04-R
US-ST04 US-ST04-R
CULLIGAN-US-EZ-4 US-EZ-4
CULLIGAN-US-EZ-3 US-EZ-3

Instructions

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