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💧 Elevate your home hydration game—because your water deserves the best!
The Pentair Pentek GAC-BB is a high-capacity, granular activated carbon water filter cartridge designed for whole-house use. Measuring 10" x 4.5", it fits all standard Big Blue housings and reduces chlorine taste and odor while removing carbon fines through a built-in post-filter. Certified by NSF, it delivers up to 12,500 gallons of cleaner, better-tasting water at 2 gallons per minute and temperatures up to 125°F. This two-pack ensures you always have a fresh filter ready to maintain optimal water quality.








| ASIN | B0CJDZ1RNX |
| Best Sellers Rank | #8,802 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #72 in Replacement Under-Sink Water Filters |
| Brand Name | Pentek |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,309) |
| External Testing Certification | NSF |
| Global Trade Identification Number | 50051678153432 |
| Item Dimensions D x W x H | 4.5"D x 4.5"W x 10"H |
| Item Type Name | Pentair Pentek GAC-BB Big Blue Carbon Water Filter |
| Item Weight | 5 pounds |
| Manufacturer | Pentair |
| Manufacturer Part Number | 155153-44 |
| Material Type | Granular-Activated Carbon, Spun Polypropylene, Polystyrene, Polypropylene |
| Model Number | GAC-BB |
| Number of Items | 2 |
| Product Benefits | Removes bad tastes, odors, and heavy metals for better-tasting water |
| Set Name | 2 |
| Unit Count | 2 Count |
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