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Whirlpool Carbon Carbon Block Whole House Replacement Filter in the Replacement Water Filters & Cartridges department at Lowes.com
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Amazon.com: Big CTO Carbon Block Water Filters 4.5" x 10" Whole House Cartridges * WELL-MATCHED with CBC Series, WFHDC8001, EP and EPM Series (4 Pack): Tools & Home Improvement
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AQUASURE Fortitude Carbon Block Whole House Replacement Filter in the Replacement Water Filters & Cartridges department at Lowes.com
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