EP-10 Pentek Comparable Tier1 Whole House Carbon Block Water Filter

Price $8.49
Availability: In Stock
Fits into most industry standard 10-inch water filtration system housings
  • Provides filtered fresh great tasting water
  • Point of entry filter provides filtered water to every faucet and usage point in your home
  • Removes the need for multiple filter in each room of your home
  • Can help extend the life of appliances that use water, such as dishwashers, water heaters and washing machines by removing sediment, chlorine, and more.
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The EP-10 Pentek Comparable Tier1 Whole House Water Filter effectively reduces chlorine taste and odor from the water in your home using activated carbon block filtration media. This 10 in. x 2.5 in. filter fits in standard 10 x 2.5 inch housings and has a life of 6000 gallons or 6 months, depending on your water usage. This filter is capable of reducing contaminants down to 5 microns in size. Enjoy a refreshing glass of water with your EP-10 Pentek Comparable Tier1 Whole House Water 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
Used In Brands Culligan, Pentek, Tier1
Manufacturer's Id EP5-10
UPC 799932612442
Advertised Size (in) 10 x 2-1/2
Actual Size (in) 9 7/8 inches (length) x 2 1/2 inches (outside diameter)
Actual Size (cm) 25.0825 x 6.35
Media Carbon Block
Primary Filter Media Activated Carbon Block
Filter Life (gallons) 6,000
Filter Life (liters) 22,712.5
Filter Life (months) 6 months
Micron Rating (Nominal) 5
Operating Temperature (°F) 40 - 180
Operating Temperature (°C) 4.4 - 82.2
Flow Rate (gpm) 1
Flow Rate (lpm) 3.78541
Color White
Warranty Guarantee Unconditional Product Guarantee for Life of the Product
Includes One 10 X 2.5 Inch Carbon Block Replacement Filter by Tier1
Primary Filter Media Activated Carbon Block

Reduced Contaminants

The TIER1-EP5-10 reduces the following contaminants:

  • Bad Taste and Odor
  • Chlorine Taste & Odor
  • Sand
  • Sediment
  • Silt

The TIER1-EP5-10 is comparable with the following part numbers

TIER1-EP5-10 EP5-10
42-34373 PENTEK EP-10
PENTEK 155531-43 MAXETW-975

The TIER1-EP5-10 fits the following model numbers

All 10 x 2.5 inch standard filter housings


  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
  4. Fill 1/3 with water. Add about 1 tablespoon of bleach and scrub to disinfect. Rinse thoroughly
  5. Lubricate o-ring with clean silicone grease. Change o-ring if any damage cuts or degradation are present. Insert o-ring in groove
  6. NOTE: This step is important to ensure a proper housing seal. Make certain the o-ring is seated level in the groove
  7. Insert new filter cartridge
  8. Screw housing onto the cap and hand-tighten. Do not over tighten. Make sure cap standpipe slips into cartridge
  9. Turn on water supply. Press pressure-relief button (if present). Check for leaks before leaving installation

Reset Instructions