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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 $44.24, compared with a reference price of $63.50, for an estimated savings of $19.26 or 30% off.

• Condition: Used Like New
• Seller: Marketplace resale offer
• Current observed price: $44.24
• Reference price: $63.50
• Discount percentage: 30% off
• Category: Clothing, Shoes & Jewelry
• Last seen: June 18, 2026