10th Aug 2026, 11:57 AM
Pentair Pentek GAC-20BB Big Blue Carbon Water Filter, 20-Inch, Heavy Duty Granular Activated Carbon (GAC) Replacement Cartridge, 20 inch x 4.5 inch
Price may vary by location, shipping cost, and availability.
2% Off
$87.17
$89.17
Highest: $8,403.50
Average: $390.24
Lowest: $70.23
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Pentair Pentek GAC-20BB Big Blue Carbon Water Filter, 20-Inch, Heavy Duty Granular Activated Carbon (GAC) Replacement Cartridge, 20 inch x 4.5 inch here. This product's current Price in USA is $87.17. The average and highest prices are $390.24 and $8,403.50 respectively.
| Lowest Ever Price | $70.23 |
|---|---|
| 26th Jun 2026 | |
| Average Price | $390.24 |
| Based on 197 days price tracking | |
| Highest Price | $8,403.50 |
| 18th Jun 2026 | |
Price History of All Variants of Pentair Pentek GAC-20BB Big Blue Carbon Water...
Offer Price: $4,441.25
Pentair Pentek GAC-BB Big Blue Granular Activated Carbon Water Filter
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Current Price in USA
| Price | $87.17 |
|---|---|
| MRP | $89.17 |
| Savings | $2.00 |
| Discount | 2.242% |
Recent Price Drops on Pentair Pentek GAC-20BB Big Blue Carbon Water Filter, 20-Inch, Heavy Duty Granular Activated Carbon (GAC) Replacement Cartridge, 20 inch x 4.5 inch
Price Drop 27th Jul 2026
$84.99 → $80.64
5.12% drop
Price Drop 25th Jun 2026
$8,403.50 → $70.23
99.16% drop
Price Drop 25th May 2026
$89.09 → $82.85
7% drop
Price Drop 17th Mar 2026
$79.85 → $75.72
5.17% drop
Price Drop 4th Mar 2026
$85.81 → $74.32
13.39% drop
Price Drop 16th Feb 2026
$91.40 → $85.81
6.12% drop
Product Information
Details
| Product Name | Pentair Pentek GAC-20BB Big Blue Carbon Water Filter, 20-Inch, Heavy Duty Granular Activated Carbon (GAC) Replacement Cartridge, 20 inch x 4.5 inch |
|---|---|
| Store Product Code | B0014C067K |
| Store Name | amazon.com |
| Rating | 9.2 / 10 |
| Category | Replacement Under-Sink Water Filters |
| Product Manufacturer | Pentair Industries |
| Model Number | GAC-20BB |
| Model Number | GAC-20BB |
| Color | Blue |
| Size | Pack of 1 |
| Dimensions | 4.57"D x 19.58"W x 4.57"H |
Features
- ENJOY CLEANER, BETTER TASTING DRINKING WATER with effective unwanted taste & odor reduction, including chlorine taste & odor.
- EXPERIENCE WATER WITHOUT THE WAIT - minimal drop in water pressure AND reduced carbon fines ("specs" commonly associated with GAC styled filters) through the unique radial flow design.
- TESTED AND CERTIFIED BY NSF INTERNATIONAL to NSF/ANSI Standard 42 for your peace of mind.
- FITS 20" PENTAIR PENTEK BIG BLUE HOUSINGS; replaces any 20" x 4.5" carbon filter. For high flow/sediment, pair a GAC post-filter with a Fibredyne or extruded carbon block pre-filter (e.g., FloPlus-20BB, EP-20BB, RFC-20BB)
- LONG FILTER LIFE - 25,000-gallon capacity means replacing every 6 months or when water pressure/quality drops. Stock up with a case pack for stress-free maintenance - your future self will thank you.
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Rating and Reviews
9.2 Based on 1309 reviews
Pentair Pentek GAC-20BB Big Blue Carbon Water has 9.2 rating out of 10. This average rating is consist of 1309 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.