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Pentair Pentek GAC-BB Big Blue Carbon Water Filter, 10-Inch, Whole House Heavy Duty Granular Activated Carbon (GAC) Replacement Cartridge, 10" x 4.5", Pack of 2

DealMapped found a used-like-new / resale deal on Pentair Pentek GAC-BB Big Blue Carbon Water Filter, 10-Inch, Whole House Heavy Duty Granular Activated Carbon (GAC) Replacement Cartridge, 10" x 4.5", Pack of 2. The current observed price is $51.28, compared with a reference price of $70.44, for an estimated savings of $19.16 or 30% off.

• Condition: Used Like New
• Seller: Marketplace resale offer
• Current observed price: $51.28
• Reference price: $70.44
• Discount percentage: 30% off
• Category: Clothing, Shoes & Jewelry
• Last seen: June 23, 2026