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

Fits TIER1-US-ST04 under-sink system
$54.99
Save 18% (MSRP: $66.99)
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Tier1 Smart Tap Under-Sink Water Filtration System Replacement Filter Cartridge

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

$54.99
Save 18% (MSRP: $66.99)

Overview

Description

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!

Key Features

  • 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

Contaminants Controlled

Specs

Specifications

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
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 / Finish 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

Contaminants

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

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

Extra Features and Parts

Reviews

Customer Reviews Read What People Are Saying

Experience the Tier1 Difference

Tier1 brand filters are the highest-quality aftermarket filters available. We take creating a healthy home seriously. Tier1 works to ensure that every filter is a great value and is made with the highest quality standards in mind. We back every purchase with our Tier1® Guarantee:


  • Guaranteed Fit
  • Guaranteed Quality
  • Guaranteed Price

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Let Tier1 help you find the best products for your Family. Answer a few short questions and we will provide you with a customized solution for your water needs.

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Tier1 is dedicated to ensuring that all of our products provide superior quality and performance. From our engineers to your home, our company works to provide the best filters at the best prices.

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