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Tier1 Air & Water Filters

We deliver quality & value: Tier1® brand filters deliver high quality and maximum performance comparable to OEM brand models but at a discounted rate.
We have you covered: We have replacement models for all the top water filter, air filter, faucet filter, whole house filter, and pool and spa filter brands, including American Plumber, Aqua-Pure, Culligan, Pentek, Whirlpool, and more.
Tier1 CT-S-1000 Countertop Drinking Water Filter System and 10 x 2.5 Inch 10 Stage Filter Cartridge Replacement
Price $54.99 List Price Price $78.99 Save 30%Tier1 10 x 2.5 Inch 10 Stage Countertop or Undersink Filter Cartridge Replacement
Price $28.99 List Price Price $40.99 Save 29%Aprilaire #10 Comparable Humidifier Replacement Water Panel by Tier1 (2-Pack)
Price $20.99 List Price Price $27.99 Save 25%3/8-Inch Quick Connect Inline Coconut Water Filter Cartridge
Price $16.99 List Price Price $23.99 Save 29%EV9720-06 Everpure Comparable Food Service Replacement Filter by Tier1
Price $32.99 List Price Price $78.99 Save 58%Bionaire 911D Comparable Electric Dual-Cartridge Replacement Filter by Tier1
Price $23.99 List Price Price $33.99 Save 29%ICF-6Q Tier1 Inline Filter
Price $9.99 List Price Price $13.99 Save 28%Inline Granular Activated Carbon Water Filter 1/4-inch FNPT Fittings by Tier1 (5 micron)
Price $6.99 List Price Price $9.99 Save 30%Aries and Amway Quixtar A101 Compatible Water Filter by Tier1
Price $40.99 List Price Price $58.99 Save 30%