20" x 4.5" High-Capacity Granular Activated Carbon (GAC) Filter Cartridge

SKU: BG-20GAC-RC

$165.00

Targets Harmful Contaminants: Reduces chlorine, chloramines, pesticides, herbicides, VOCs, and other chemical impurities for cleaner, safer water.
Certified Quality: Constructed with NSF 61-certified granular activated carbon for trusted, high-quality filtration.
Powerful Adsorption: High-capacity carbon media ensures effective and long-lasting chemical adsorption.
Universal Fit: Compatible with all standard 20" large diameter filter housings, including Big Blue housings
Advanced Catalytic Design: Enhanced catalytic properties accelerate contaminant breakdown for superior chemical removal.

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Granular Activated Carbon (GAC) Water Filter Cartridge for Chlorine, Chloramine, Pesticides, VOCs, and Chemical Adsorption – Fits Standard 20" x 4.5" Housings, Including Big Blue

The BG-20GAC-RC is a high-performance granular activated carbon filter cartridge designed for effective chemical adsorption. Made from eco-friendly coconut shell carbon, it reduces chlorine, chloramines, hydrogen sulfide, pesticides, herbicides, volatile organic compounds (VOCs), and more. This drop-in cartridge fits all standard 20" x 4.5" filter housings, including Big Blue systems, ensuring quick and easy replacement. Ideal for residential and light commercial applications, the BG-20GAC-RC provides reliable, long-lasting filtration for cleaner, safer water throughout your home or business.

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If you have questions about the best way to solve your water problems, please get in touch.

Fast Delivery

We ship orders quickly from our location in Arizona and most arrive within 2 - 5 business days

Frequently Asked Questions

What contaminants does this filter reduce?

Chlorine, Chloramine, Chemicals, Pesticides, PFAS (forever chemicals)

How long does the filter last?

1 year

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Comparing Your Best Water Treatment Options

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Facet	View details	View details	View details
Title
Title	20" x 4.5" High-Capacity Granular Activated Carbon (GAC) Filter Cartridge	20" x 4.5" Catalytic Carbon Water Filter For Lead & Heavy Metals (0.5 Micron)	20" x 4.5" Activated Coconut Carbon Block Water Filter with Scale Inhibitor - High Flow Filtration for Whole House and Commercial Systems
Price
Price	$165.00	$187.50	$129.00
Rating
Rating	-	-	(2)
Type
Type	Replacement Filter	Replacement Filter	Replacement Filter
Filtration Process
Filtration Process Click for more information about different filtration processes.	Adsorption	Adsorption	Adsorption
Type of Filter
Type of Filter Click for more information about different types of filters.	GAC	Catalytic Carbon	Activated Carbon Block, Anti Scale
Micron Rating
Micron Rating	-	0.5 micron	5 micron
Filter Life
Filter Life May vary due to local water conditions, usage, and flow rate.	1 year	1 year	1 year / 80,000 gallons
Flow rate
Flow rate May vary due to water pressure and whether the filter is clogged.	20 GPM	7 GPM	20 GPM
Contaminants targeted
Contaminants targeted	Chlorine, Chloramine, Chemicals, Pesticides, PFAS (forever chemicals)	Lead, Chlorine, Chloramine, Chemicals, Pesticides, PFAS (forever chemicals), Microplastics	Chlorine, Limescale, Chemicals, Pesticides, PFAS (forever chemicals)
Housing Material
Housing Material The plastic or stainless steel container that encases a water filter cartridge and directs water flow through for filtration. Stainless Steel - More durable, longer life-span, and resistant to higher pressures than plastic housings.	Plastic	-	-
Water Source
Water Source	Municipal	Municipal	Municipal
Size
Size	20" x 4.5"	20" x 4.5"	20" x 4.5"