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S1-20 Pentek Comparable Whole House Filter Replacement Cartridge by Tier1

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S1-20 Pentek Comparable Whole House Filter Replacement Cartridge by Tier1

$6.99 Save 61% (MSRP: $17.99)

Quick Overview

Fits any standard housing that uses 20-inch x 2 1/2-inch replacement filter cartridges
5 2


The Pentek Comparable S1-20 filter by Tier1 is a great cost saving filter compared to the Pentek brand. You will get the same performance as the OEM brand for a cheaper price. This filter is made out of a pleated cellulose material, making them functional only on municipal water supplies. It is not recommended to use these filters on well water. This 20 micron filter is great for reducing sediment, with a great flow rate. Be sure to order your S1-20 Pentek comparable whole house filter replacement cartridge by Tier1 today!

  • Easy to change and install drop in cartridge
  • Great capacity to hold dirt
  • Cost effective alternative filter option
  • Use on chlorinated water supplies only


Manufacturer's Id S1-20
Advertised Size (in) 20 x 2-1/2
Actual Size (in) 20 inches (length) x 2 5/8 inches (outside diameter)
Actual Size (cm) 50.8 x 6.6675
Media Pleated Cellulose
Materials of Construction End Caps: Vinyl Plastisol, Netting: Polyethylene
Filter Life (months) 6 months
Micron Rating (Nominal) 20
Operating Temperature (°F) 40 - 145
Operating Temperature (°C) 4.4 - 62.8
Flow Rate (gpm) 10.00
Flow Rate (lpm) 37.85

The TIER1_S1_20_FILTER is comparable with the following part numbers


Replacement for the Following UPC