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The only way to ensure that all of the water in your home, including the water you use to drink, bathe in, wash dishes and clothing in and cook with, is purified and free of harmful contaminates, is to invest in a whole house water filtration system.

There are many benefits of using a whole house water filtration system. At the top of the list, is ensuring pure, healthy, better tasting drinking water for the whole family by filtering out chlorine and other harmful chemicals. This also leads to better overall household cleaning since removing the chemicals reduces soap scum buildup and allows more thorough rinsing of soaps, laundry detergents, cleansers and shampoo.

In order to maintain an efficient and effective system, is very important that you replace the filters in your whole house water filtration system regularly, based on the manufacturers specifications, water quality and usage.


20 Inch Big Blue Carbon Filters full product list:


Pentek NCP-20BB 20" Big Blue Water Filter
(NCP-20BB)

The Pentek NCP-20BB 20" Big Blue filter filters sediment as well as chlorine taste & odor. The NCP-20BB is constructed with carbon impregnated media, not cellulose, therefore providing resistance to bacterial attack.


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Pentek NCP-20BB 20" Big Blue Water Filter
As Low As: $33.95
Retail: $46.99
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Pentek RFC20BB Radial Flow Carbon Filter WRC25HD20
(RFC20-BB)

The Pentek, Ametek, US Filter RFC20-BB Heavy Duty Radial Flow Carbon Filter reduces chlorine taste & odor and other bad tastes & odor, coarse sand, rust, and scale particles. Also known as American Plumber WRC25HD20.


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Pentek RFC20BB Radial Flow Carbon Filter WRC25HD20
As Low As: $64.66
Retail: $82.99
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Pentek FloPlus-20BB Filter - 20" Big Blue Carbon
(FloPlus-20BB)

This Pentek FloPlus-20BB Filter is a 20 inch Big Blue carbon block water filter for use in many water filter systems, especially whole house filter systems. The Pentek 455906-43 is a Big Blue filter (4 1/2" diameter) that features a much higher flow

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Pentek FloPlus-20BB Filter - 20" Big Blue Carbon
As Low As: $68.95
Retail: $91.99
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Pentek GAC20-BB 20" Big Blue GAC Filter, 155249
(GAC20-BB)

The Pentek GAC20-BB 20" Big Blue Granular Activated Carbon Filter Cartridge effectively reduces chlorine taste and odor and bad taste and odor from your drinking water.


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Pentek GAC20-BB 20" Big Blue GAC Filter, 155249
As Low As: $44.95
Retail: $69.99
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FiltersFast FF20GAC-20 Replacement for Pentek GAC20-BB
(FF20GAC-20)

The Pentek GAC20-BB 20" Big Blue Granular Activated Carbon Filter Cartridge effectively reduces chlorine taste and odor and bad taste and odor from your drinking water.


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FiltersFast FF20GAC-20 Replacement for Pentek GAC20-BB
Our Price: $31.95
Retail: $63.99
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FiltersFast FF20CB-10 Replacement for Pentek EPM-20BB
(EPM-20BB FF)

The Pentek EPM-20BB compatible carbon block water filter cartridge effectively reduces and removes Chlorine taste & Odor from your water - FF20CB-10


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FiltersFast FF20CB-10 Replacement for Pentek EPM-20BB
As Low As: $31.95
Retail: $52.99
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Pentek CFB-Plus20BB 20" Big Blue 5 Micron Filter
(CFB-Plus20BB)

This Pentek CFB-Plus20BB Water Filter Cartridge Replacement is a 20 inch Big Blue carbon block water filter replacement for use in many water filter systems, especially whole house filter systems. It is an enhanced version of the basic Pentek CFB-20


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Pentek CFB-Plus20BB 20" Big Blue 5 Micron Filter
As Low As: $42.95
Retail: $59.99
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Pentek EPM-20BB Carbon Briquette Filter, 155783
(EPM-20BB)

The Pentek, Ametek, US Filter EPM-20BB 20" Carbon Briquette Filter Cartridge is designed to reduce and remove Chlorine taste & Odor as well as dirt, sand, and sediment from your household water.


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Pentek EPM-20BB Carbon Briquette Filter, 155783
As Low As: $41.95
Retail: $64.99
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Hydronix SDP-4520 Replacement for Pentek RFC20-BB
(RFC20-BB HY)

The Hydronix SDP-4520 20" Radial Flow Carbon Filter fits most 20 inch filter housings.


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Hydronix SDP-4520 Replacement for Pentek RFC20-BB
As Low As: $39.95
Retail: $62.99
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Pentek CBC-20BB Carbon Block Filter, 155312
(CBC20-BB)

The Pentek CBC-20BB .5 Micron 20" Big Blue Carbon Block Water Filter not only reduces chlorine taste & odor and sediment, but also reduces Giardia cysts and Cryptosporidium up to 99.95%.

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Pentek CBC-20BB Carbon Block Filter, 155312
As Low As: $71.95
Retail: $99.99
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Watts WCBCFF20 5 Micron 20" Coconut Carbon Water Filter
(WCBCFF20)

The Watts 5 Micron 20" Coconut Carbon Filter Cartridge (Watts WCBCFF20) is a 20"L x 4 1/2"W coconut carbon block water filter replacement cartridge used primarily in whole house water filter systems to reduce the bad taste and odor of chlor


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Watts WCBCFF20 5 Micron 20" Coconut Carbon Water Filter
As Low As: $38.95
Retail: $50.99
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Pentek EP-20BB Carbon Briquette Filter 155583
(EP-20BB)

The Pentek, Ametek, US Filter EP-20BB 20" Carbon Briquette Filter Cartridge is designed to reduce and remove Chlorine taste & Odor as well as dirt, sand, and sediment from your household water.


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Pentek EP-20BB Carbon Briquette Filter 155583
As Low As: $48.95
Retail: $59.99
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KX Matrikx +CTO/2 Carbon Filter 32-425-125-20
(32-450-20-GREEN)

The KX Matrikx +CTO/2 Carbon Block Filter 32-425-125-20 is NSF tested and Certified to reduce Chlorine Taste & Odor from your drinking water. Also known as The Workhorse. 20" BB Filter.


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KX Matrikx +CTO/2 Carbon Filter 32-425-125-20
As Low As: $40.95
Retail: $59.99
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Hydronix 20" x 4.5" Carbon Filter - 1 Micron
(CB-45-2001)

The Hydronix 20" Carbon Filter (Hydronix CB-45-2001) is a carbon block cartridge replacement built for various filtration needs. This 20" carbon filter has a 1 micron rating and is versatile enough to be used in food services, commercial an


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Hydronix 20" x 4.5" Carbon Filter - 1 Micron
Our Price: $57.99
Retail: $83.99
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FiltersFast FF20CB-10 Replacement For Trojan C2-02
(C2-02)

The FiltersFast FF20CB-10 carbon block water filter cartridge is the compatible replacement for the Trojan C2-02.


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FiltersFast FF20CB-10 Replacement For Trojan C2-02
As Low As: $31.95
Retail: $52.99
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FiltersFast FF20CB-5 Replacement for Hydronix CB-45-2005
(CB-45-2005)

The FiltersFast FF20CB-5 is a carbon block cartridge replacement for various uses, including residential areas, food service industries, and commercial and industrial sites.


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FiltersFast FF20CB-5 Replacement for Hydronix CB-45-2005
As Low As: $29.95
Retail: $59.99
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Pentek RFFE20-BB Replacement for Watts FPIR-BB-20
(FPIR-BB-20)

The Watts FPIR-BB-20 20" Iron Filter Replacement Cartridge thoroughly reduces up to 3 PPM of dissolved iron from water. The Watts FPIR-BB-20 improves the metallic taste caused by too much iron in water - it will also reduce the orange and b

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Pentek RFFE20-BB Replacement for Watts FPIR-BB-20
As Low As: $70.99
Retail: $99.99
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KX Matrikx +Pb1 06-425-200-20 Filter
(06-425-200-20)

The KX Matrikx +Pb1 06-425-200-20 Filter is a KX Matrikx "Premier Performer," reducing lead, cysts, chlorine, taste & odors, and sediment from your water. 20" Filter Cartridge.


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KX Matrikx +Pb1 06-425-200-20 Filter
As Low As: $69.40
Retail: $98.99
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Watts C-MAX Carbon Block 20" Large Filter
(MAXETW-FF20)

The Watts C-MAX Carbon Block 20" Filter Cartridge (Watts MAXETW-FF20) is a 20" x 4 1/2" carbon block water filter replacement cartridge used in various water filter systems to reduce the bad taste and odor of chlorine as well as many common


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Watts C-MAX Carbon Block 20" Large Filter
Our Price: $71.99
Retail: $83.99
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Pentek ChlorPlus-20BB - 20" Chloramine Big Blue Filter 355753-43
(ChlorPlus-20BB)

This Pentek ChlorPlus-20BB 355753-43 Chloramine Filter Cartridge Replacement is a 20 inch carbon block chloramine water filter for use in many water filter systems, especially whole house filter systems. The Pentek 355753-43 is a Big Blue filter

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Pentek ChlorPlus-20BB - 20" Chloramine Big Blue Filter 355753-43
As Low As: $100.95
Retail: $129.99
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Watts 10 Micron 20" x 4.5" KDF / GAC Filter
(IF-SM-KDF020B)

The Watts 10 Micron 20" KDF / GAC Filter Replacement Cartridge (Watts IF-SM-KDF020B) is a 20 inch GAC and KDF filter replacement for use in many water filtration systems, especially whole house filter systems. The Watts IF-SM-KDF02

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Watts 10 Micron 20" x 4.5" KDF / GAC Filter
Our Price: $121.00
Retail: $199.99
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FiltersFast FF20GAC-20 Replacement For Hydronix UDF-20BP
(UDF-20BP H)

The Hydronix 20" Large GAC Water Filter Cartridge (UDF-20BP H) iThe Hydronix 20" Large GAC Water Filter Cartridge (UDF-20BP H) is a water filter that is both quality made and of competitive cost. This carbon water filter is used to effectively


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FiltersFast FF20GAC-20 Replacement For Hydronix UDF-20BP
Our Price: $31.95
Retail: $53.99
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3M Aqua-Pure AP817-2 Replacement for 3M Aqua-Pure AP815-2
(AP815-2)

The AquaPure AP817-2 Premium Performance Whole House Water Filter removes bad taste & odor, chlorine, dirt, rust, sand and sediment from your water. The AP817-2 water filter fits water filter Housing model AP802 and other brands


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3M Aqua-Pure AP817-2 Replacement for 3M Aqua-Pure AP815-2
As Low As: $65.95
Retail: $138.99
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Pentek CRFC20-BB Radial Flow Carbon Filter, 155967
(CRFC20-BB)

The Pentek CRFC20-BB Radial Flow Carbon Filter is ideal for chloramine taste & odor reduction in POE (Point-of-Entry) and other high-flow rate applications. The CRFC20-BB reduces chlorine, chloramine, taste & odor, and particulates from your water.

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Pentek CRFC20-BB Radial Flow Carbon Filter, 155967
As Low As: $126.95
Retail: $173.99
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Filtrex FXB20CL2 Water Filter -20" x 4.5" Filter
(FXB20CL2)

This Filtrex FXB20CL2 Water Filter is a 20 inch carbon block filter cartridge for the reduction of the bad taste and odor of chlorine as well as dirt, sediment, rust, and other impurities down to the 10 micron level. It is compatible for us


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Filtrex FXB20CL2 Water Filter -20" x 4.5" Filter
Our Price: $42.99
Retail: $49.99
You Save 14%!

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Filters Fast - 20 Inch Big Blue Carbon Filters

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