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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.
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Tier1 RFC-20BB 20 X 4.5 Radial Flow Granular Activated Carbon Replacement Filter (25 micron)
Price $34.99 List Price Price $57.99 Save 39% -
20 X 4.5 Carbon Block Replacement Filter by Tier1 (0.5 micron)
Price $58.99 List Price Price $136.99 Save 56%