EP-20 Pentek Comparable Replacement Filter Cartridge by Tier1

Price $19.99
Availability: In stock
Fits most housings that accept standard 20-inch x 2.5-inch water filter cartridges
Choose a quantity
  • 1 Filter $19.99  
  • 2 Filters Price $19.39 each
  • 3 Filters Price $18.81 each
  • 4 Filters Price $18.54 each
  • 6 Filters Price $17.99 each
  • 12 Filters Price $14.99 each
  • 25 Filters Price $13.99 each
  • Ships fast!
  • Reduces chlorine taste, odor and sediment 20 micron or larger
  • Ensures you drink, serve and use only the highest quality water!
See more product details
The EP-20 Pentek Comparable Replacement Filter Cartridge by Tier1 goes to work reducing chlorine taste and odor and sediment particles 5 micron or larger to significantly improve the quality of your water. Manufactured to fit into any filtration system that uses standard 20 x 2.5 inch filter cartridges. Drink, serve and use the high quality water you deserve by ordering the EP-20 Pentek Comparable Replacement Filter Cartridge by Tier1 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
Used In Brands Pentek, Tier1
Manufacturer's Id EP5-20
UPC 799932612466
Advertised Size (in) 20 x 2-1/2
Actual Size (in) 19 7/8 inches (length) x 2 1/2 inches (outside diameter)
Actual Size (cm) 50.4825 x 6.35
Media Powder Activated Carbon Block
Primary Filter Media Activated Carbon Block
Filter Life (gallons) 12,000
Filter Life (months) 6 months
Micron Rating (Nominal) 5
Operating Temperature (°F) 40 - 180
Operating Temperature (°C) 4.4 - 82.2
Flow Rate (gpm) 2
Color White
Warranty Guarantee Unconditional Product Guarantee for Life of the Product
Includes One 20 x 2.5 Inch Carbon Block Replacement Filter by Tier1
Primary Filter Media Activated Carbon Block

The TIER1-EP5-20 is comparable with the following part numbers


The TIER1-EP5-20 fits the following model numbers



  1. Turn off water supply. Press red pressure-relief button (if present).
  2. Unscrew housing. Remove large o-ring, wipe clean and set aside.
  3. Discard used filter cartridge. Wash housing with dish soap and warm water using a nonabrasive sponge or cloth. Rinse thoroughly. Fill 1/3 with water. Add about 1 tablespoon of bleach and scrub to disinfect. Rinse thoroughly.
  4. Lubricate o-ring with clean silicone grease. Change o-ring if any damage cuts or degradation are present. Insert o-ring in groove.
  5. Insert new filter cartridge.
  6. Screw housing onto the cap and hand-tighten. Do not over tighten. Make sure cap standpipe slips into cartridge.
  7. Turn on water supply. Press pressure-relief button (if present). Check for leaks before leaving installation.

Reset Instructions