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Pentair Pentek RFC-20 Carbon Water Filter 20-Inch
2nd Aug 2026, 05:03 PM

Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron

Price may vary by location, shipping cost, and availability.
34% Off
$42.38
$63.98

Buy @ amazon.com
Highest: $63.98
Average: $32.66
Lowest: $9.91

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Based our analysis and observation, there is 50.00% chance that the price of Pentair Pentek RFC-20 Carbon Water Filter 20-Inch... will increase. Price of product might fluctuate around 3% from current price.*

Price History Graph

Offer Price Prices
Lowest: -
Average: -
Highest: -

Price History Information

You can check the price history of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron here. This product's current Price in USA is $42.38. The average and highest prices are $32.66 and $63.98 respectively.

Lowest Ever Price $9.91
10th Jun 2017
Average Price $32.66
Based on 5056 days price tracking
Highest Price $63.98
27th Feb 2026

Current Price in USA

Price $42.38
MRP $63.98
Savings $21.60
Discount 33.76%

Recent Price Drops on Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron

Price Drop 16th Jul 2026
$63.98 → $42.38
33.76% drop
Price Drop 11th Apr 2026
$63.36 → $42.38
33.11% drop
Price Drop 3rd Sep 2025
$50.08 → $42.38
15.38% drop
Price Drop 3rd Jul 2021
$38.95 → $36.05
7.45% drop
Price Drop 23rd Jun 2021
$38.95 → $36.05
7.45% drop
Price Drop 21st Jun 2021
$38.95 → $35.73
8.27% drop
Price Drop 23rd Nov 2020
$37.19 → $32.95
11.4% drop
Price Drop 5th May 2020
$37.19 → $34.27
7.85% drop
Price Drop 17th Jan 2020
$37.14 → $34.18
7.97% drop
Price Drop 29th Jun 2019
$28.31 → $26.76
5.48% drop
Price Drop 19th Apr 2019
$28.31 → $26.76
5.48% drop
Price Drop 28th Feb 2019
$28.31 → $26.76
5.48% drop
Price Drop 8th Feb 2019
$28.31 → $26.76
5.48% drop
Price Drop 14th Oct 2018
$31.74 → $29.75
6.27% drop
Price Drop 17th Sep 2018
$31.74 → $28.31
10.81% drop
Price Drop 22nd Aug 2018
$32.59 → $28.31
13.13% drop
Price Drop 2nd May 2018
$32.59 → $28.31
13.13% drop
Price Drop 20th Feb 2018
$32.59 → $26.96
17.28% drop
Price Drop 30th Oct 2017
$29.66 → $26.96
9.1% drop
Price Drop 29th Sep 2017
$33.82 → $26.96
20.28% drop
Price Drop 9th Jun 2017
$10.61 → $9.91
6.6% drop
Price Drop 4th Jun 2017
$16.10 → $10.61
34.1% drop
Price Drop 29th May 2017
$19.00 → $11.32
40.42% drop
Price Drop 4th Apr 2017
$20.61 → $19.00
7.81% drop
Price Drop 17th Mar 2017
$23.30 → $21.11
9.4% drop
Price Drop 15th Mar 2017
$28.80 → $23.30
19.1% drop
Price Drop 4th Feb 2017
$28.80 → $22.08
23.33% drop
Price Drop 29th Jun 2016
$29.66 → $27.74
6.47% drop
Price Drop 13th Oct 2015
$30.82 → $28.80
6.55% drop
Price Drop 24th Sep 2015
$30.82 → $28.95
6.07% drop
Price Drop 5th Dec 2014
$30.15 → $28.22
6.4% drop
Price Drop 3rd Nov 2014
$30.26 → $28.22
6.74% drop
Price Drop 12th Jun 2014
$35.99 → $30.82
14.37% drop
Price Drop 29th Apr 2014
$38.41 → $36.27
5.57% drop
Price Drop 8th Aug 2013
$29.27 → $27.37
6.49% drop
Price Drop 25th Oct 2012
$32.36 → $27.37
15.42% drop
Price Drop 20th Oct 2012
$35.21 → $32.36
8.09% drop

Product Information

Details

Product Name Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron
Store Product Code B003SRU9M6
Store Name amazon.com
Rating 9.4 / 10
Category Replacement Under-Sink Water Filters
Product Manufacturer Pentair Industries
Model Number RFC-20
Model Number RFC-20
Color White
Size Pack of 1
Dimensions 2.5"D x 2.5"W x 20"H

Features

  • REDUCES CHLORINE TASTE AND ODOR - Granular activated carbon reduces chlorine taste and odor for cleaner, better-tasting water throughout your home, with effective performance for high flow rates.
  • RADIAL FLOW LOW PRESSURE DROP - A bed of carbon sandwiched between a porous polyethylene outer shell and a polypropylene core delivers low pressure drop and reduces the carbon fines common to standard granular carbon cartridges.
  • DURABLE CONSTRUCTION - Made with a 70-micron porous polyethylene outer shell, granular activated carbon media, polypropylene end caps and core, and rated for water from 40 to 125 degrees F.
  • FITS 20-INCH STANDARD HOUSINGS - Drop-in 2.88" x 20" cartridge that fits standard 20-inch filter housings and replaces any 20" x 2.5" carbon filter cartridge, ideal for point-of-entry whole house systems.
  • OVER 10,000 GALLON CAPACITY - Reduces chlorine taste and odor for more than 10,000 gallons at 2 gpm; replace when you notice a drop in water pressure or water quality.

Images

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Image of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron
Image of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron
Image of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron
Image of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron
Image of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron
Image of Pentair Pentek RFC-20 Carbon Water Filter, 20-Inch, Whole House Radial Flow Carbon Replacement Cartridge with Granular Activated Carbon (GAC) Filter, 20 inch x 2.5 inch, 25 Micron

Rating and Reviews

9.4 Based on 1061 reviews

Pentair Pentek RFC-20 Carbon Water Filter 20-Inch has 9.4 rating out of 10. This average rating is consist of 1061 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.
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