Tier1 Air & Water Filters

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.

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  1. Tier1 US-ST04 Undersink Smart Tap Replacement Filter Cartridge

    Price $38.99 List Price Price $55.99 Save 30%
  2. Tier1 US-ST04 Under Counter Smart Tap System

    Price $58.99 List Price Price $83.99 Save 29%
  3. 10 x 2.5 Inch Universal Carbon Block Under Sink Filter (0.5 Micron)

    Price $16.99 List Price Price $23.99 Save 29%
  4. ICF-6Q Tier1 Inline Filter

    Price $9.99 List Price Price $13.99 Save 28%

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