Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Pentek Water Filters & Filtration Products

Keep you and your family hydrated with crystal clear water from Pentek water filters

Pentek offers a wide variety of water filters and filtration products including filter housings, filter bags, faucet filters, commercial water filter systems, under sink water filters, and more, so no matter where you are, whether it’s at home, in the backyard, on the road or in the woods, you can enjoy the cleanest tasting drinking water. Right now, you can save on all Pentek products including Pentek water filters with our FREE same day shipping and No Worries Price Match Guarantee. With our price match guarantee, if you find a Pentek water filter or other filter product for less than our posted price, we’ll match the lower price, simply call us.

Note: Many of Pentek’s water filtration products can be used with related American Plumber, Ametek, US Filter, and Culligan water filter products.

21 Item(s)

Grid  List 

Set Descending Direction
  1. GAC-10 Pentek Undersink Filter Replacement Cartridge

    GAC-10 Pentek Undersink Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $12.99 Retail Price:  $17.99
  2. GAC-5 Pentek Replacement Filter Cartridge

    GAC-5 Pentek Replacement Filter Cartridge

    Fits most housings that accept standard 5-inch x 2.5-inch water filter cartridges Learn More
    $14.99
  3. PS20-10C Pentek Whole House Replacement Sediment Filter Cartridge

    PS20-10C Pentek Whole House Replacement Sediment Filter Cartridge

    Fits most standard housings that accept 10-inch x 2.5-inch water filter cartridges Learn More
    $5.99
  4. QC10-GACR Pentek Undersink Quick-Change Replacement Filter Cartridge

    QC10-GACR Pentek Quick-Change Replacement Water Filter

    Fits any Pentek Quick-Change Series of water filtration system heads Learn More
  5. S1-20BB Pentek Whole House Filter Replacement Cartridge

    S1-20BB Pentek Whole House Filter Replacement Cartridge

    Fits any heavy duty housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More
    $21.99 Retail Price:  $25.34
  6. TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    TSGAC-10 Pentek Undersink Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $20.99 Retail Price:  $24.60
  7. CC-10 Pentek Undersink Filter Replacement Cartridge

    CC-10 Pentek Undersink Filter Replacement Cartridge

    Fits any standard housing that uses 9 3/4-inch x 2 1/2-inch replacement filter cartridges Learn More
    $14.99 Retail Price:  $15.34
  8. 255541-43 Pentek Inline Water Filter Replacement
  9. ECP20-10 Pentek Replacement Filter Cartridge (30-Pack)

    ECP20-10 Pentek Replacement Filter Cartridge (30-Pack)

    Fits most housings that accept 10-inch x 2.5-inch water filter cartridges Learn More

    $188.99

  10. ECP20-20 Pentek Replacement Filter Cartridge (20-Pack)

    ECP20-20 Pentek Replacement Filter Cartridge (20-Pack)

    Fits most housings that accept 20-inch x 2.5-inch water filter cartridges Learn More

    $224.99

  11. ECP20-20 Pentek Replacement Filter Cartridge (6-Pack)

    ECP20-20 Pentek Replacement Filter Cartridge (6-Pack)

    Fits most housings that accept 20-inch x 2.5-inch water filter cartridges Learn More

    $76.99

  12. ECP20-20BB Pentek Replacement Filter Cartridge (6-Pack)

    ECP20-20BB Pentek Replacement Filter Cartridge (6-Pack)

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    $127.99

  13. ECP20-BB Pentek Replacement Filter Cartridge (12-Pack)

    ECP20-BB Pentek Replacement Filter Cartridge (12-Pack)

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    $165.99

  14. ECP20-BB Pentek Replacement Filter Cartridge (20-Pack)

    ECP20-BB Pentek Replacement Filter Cartridge (20-Pack)

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    $239.99

  15. ECP20-BB Pentek Replacement Filter Cartridge (6-Pack)

    ECP20-BB Pentek Replacement Filter Cartridge (6-Pack)

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    $81.99

  16. Pentek ECP20-20 Replacement Water Filter Cartridge

    ECP20-20 Pentek Replacement Filter Cartridge

    Fits most housings that accept 20-inch x 2.5-inch water filter cartridges Learn More

    As Low As $11.25 Per Filter

  17. Pentek ECP20-20BB Replacement Water Filter Cartridge

    ECP20-20BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 20-inch x 4.5-inch water filter cartridges Learn More

    As Low As $21.33 Per Filter

  18. Pentek ECP20-BB Replacement Water Filter Cartridge

    ECP20-BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    As Low As $12.00 Per Filter

  19. GAC20-BB Pentek Whole House Water Filter

    GAC20-BB Pentek Whole House Filter Replacement Cartridge

    Fits any heavy duty housing that uses 20-inch x 4 1/2-inch replacement filter cartridges Learn More

    As Low As $0.00 Per Filter

  20. Pentek S1 Pleated Whole House Sediment Filter

    S1 Pentek Whole House Replacement Water Filter Cartridge

    Fits any standard water filtration system housing that uses 9 3/4-inch x 2 1/2-inch cartridges Learn More

    As Low As $5.40 Per Filter

  21. Pentek S1-BB Replacement Water Filter Cartridge

    S1-BB Pentek Replacement Filter Cartridge

    Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More

    As Low As $5.40 Per Filter

21 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top