Top 9 GAC Carbon Filter – Replacement Under-Sink Water Filters

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1. iSpring

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ISpring F3 6-Month Prefilter Replacement Supply Filter Cartridge Pack Set for Standard Reverse Osmosis RO Systems, F3

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iSpring #ad - 3 pieces of 10" x 2. If you have trouble installing the filters, please refer to the user manual or contact us. Individually wrapped 6-month high capacity prefilter replacement cartridge pack for most standard RO filtration systems. 5" replacement water filters included: 1x sediment filters, 1x granular activated carbon filters, and 1x carbon block filters. This filter pack does NOT include an RO membrane. Experience clean, safe, and good-tasting water every time you turn on the faucet.
BrandiSpring #ad
ManufactureriSpring #ad
Height3 Inches
Length10 Inches
Weight4 Pounds
Width3 Inches
Part NumberF3
ModelF3

2. Pentek

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155153-43 GAC-BB Drinking Water Filter 9-3/4" x 4-1/2", Pentek

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Pentek #ad - Built-in 20-micron post filter for reduction of carbon fines and other suspended particles. Filter cartridge for reduction of chlorine taste and odor and other unwanted tastes and odors. Temperature range of 40 to 125 degrees F 4. 4 to 51. 7 degrees C. Initial pressure drop of 6 psi at 2 gpm. Granular activated carbon filter medium inside a polystyrene housing.
BrandPentek #ad
ManufacturerPentair Industries #ad
Height10 Inches
Length4.5 Inches
Weight2.7 Pounds
Width4.5 Inches
Part Number155153-43
ModelGAC-BB

3. Aquaboon

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Aquaboon Premium 5 Micron 10" x 2.5" Coconut Shell Granular Activated Carbon GAC Water Filter Replacement Cartridge, 6 Pack

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Aquaboon #ad - Lifetime the product must be replaced once or twice times a year 5000 gallons @ 1 ppm chlorine. To give you an idea of the aquaboon 10 inch GAC filter work process, water will flow from the lower part to the upper one. Place the cartridge to the housing so that the end with rubber washer faces up.

Comparable with carbon block type the premium 2. 5" x 10" gac water filter will not give you signs water pressure drop to be replaced. Compatible filters ametek c-10, 3m cfs117, dupont gac1s, tier2 gac-10, sears 34375, hydrocure pc 36599, omni gac1, ge fxutc, everpure cgt-10, Ace Hardware 49640, aquapure, Dupont GAC-1, cuno cfs117, culligan d-20a, american Plumber WCC, dupont wfpfc9001, whirlpool whkf-gac, dupont gac1-ss, pentek gac-10, Dupont GAC1SS. Carbon can become a breeding ground for bacteria if not to be changed in time. Let cartridge be rinsed from carbon fines passing 2-3 gallons of water after it’s startup.

Fits most standard 10 inch undersink reverse osmosis or water filtration systems like ametek ctr-210, pentek us-1000, sy-2650, TrueValue 826-746, RO-3500, sy-2000, RVF-10, Dupont GAC1-S, Culligan RO-3000, dupont gac1-d, US-600, US-1500. This one goes on letting the water come through without restrictions while it’s filtration ability starts declining. Compatible filters and housings dupont gac1d, flotec to2, etc. Sealed packaging is to prevent a product until it’s arriving to your house.
BrandAquaboon #ad
ManufacturerAquaboon #ad

4. Express Water

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Express Water – Granular Activated Carbon Replacement Filter – Whole House Replacement Water Filter – GAC High Capacity Water Filter – 5 Micron Water Filter – 4.5” x 20” inch

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Express Water #ad - Express water’s whole house replacement filters fit all standard 4. 5” x 20” whole home water filter system housings. Easy to replace water filter cartridges: All Express Water whole house water filter replacement cartridges are designed for quick and easy replacement to keep your system up and running.

Whole house water filter system: reduce harmful contaminants from your entire home’s water with Express Water’s 3 Stage whole house water filtration system and easy to replace water filter replacement cartridges. On demand support: support from experts who can answer any of your questions about your Express Water whole home water filter system.

Universal standard size water filters: take the guessing out of replacing your water filters. Coconut carbon provides an added layer of water filtration with the freshest taste. Granular activated carbon water filter: efficiently arranged carbon granules maximizes filtration surface area in your whole home water filtration system. Gac replacement filter life cycle is 6 – 12 months.
BrandExpress Water #ad
ManufacturerExpress Water #ad
Part NumberFLTWH2045G
ModelFLTWH2045G

5. Reverse Osmosis Revolution

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Universal Reverse Osmosis RO Replacement Set of 3 filter cartridges : Sediment, GAC, CTO Carbon Block for undersink RO. 3 Pk. Size: 10"x2.5"

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Reverse Osmosis Revolution #ad - Remove: vocs, chloramine, chlorine, . Second stage: premium GAC Carbon filter to remove chlorine, bad test, odor. Third stage: premium cto carbon filter. Fit standard 10" housing. Micron rating: 10 First stage: 5 micron Sediment Filter to remove dust, sand, particles etc. 3 filter set plus housing wrench for free. Cartridge size 10"x2. 5".
BrandReverse Osmosis Revolution #ad
ManufacturerReverse Osmosis Revolution #ad
Part Number3UF
Model3UF

6. Aquaboon

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4 Pack, Aquaboon Premium 5 Micron 20" x 4.5" Big Blue Whole House Coconut Shell Granular Activated Carbon GAC Water Filter Replacement Cartridge

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Aquaboon #ad - Cartridge with 20” by 4. 5” dimensions can filter up to a quarter gallon of water per second. Lifetime the product must be replaced once or twice times a year 5000 gallons @ 1 ppm chlorine. Sealed packaging is to prevent a product until it’s arriving to your house.

Place the cartridge to the housing so that the end with rubber washer faces up. So, be careful and follow the given instruction. Consume water while being sure in its safety. Let cartridge be rinsed from carbon fines passing 2-3 gallons of water after it’s startup. Comparable with carbon block type the premium 4. 5" x 20" gac whole house water filter will not give you signs water pressure drop to be replaced. High quality choosing our coconut granular activated carbon filter you will have no problems finding the right system, as it is universal and works with all standard 20" Big Blue housings.

Carbon can become a breeding ground for bacteria if not to be changed in time. Tips for using install the 4. 5" x 20" gac filter whole house to the main water line for your whole house needs to forget about dull colors after washing or using a lot of soap in the shower. The 5 micron gac replacement cartridge complies with NSF standard not to pose health risks.
BrandAquaboon #ad
ManufacturerAquaboon #ad

7. Aquaboon

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Aquaboon 5 Micron 10" Granular Activated Carbon Water Filter Replacement | Universal 10 inch Coconut Shell GAC Cartridge | Compatible with C-10, FXUTC, 6 Pack, WFPFC9001, AP117, GAC-10, GAC1, D-20A

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Aquaboon #ad - Long lasting your carbon block activated water filter comes in an airtight packaging, so you can trust it won’t go to waste, works better and lasts longer. Have a piece of mind knowing your water is purified with the superior Aquaboon filtration system. Compatible filters and housings dupont gac1d, us-600, sy-2650, etc.

Fits most standard 10 inch undersink reverse osmosis or water filtration systems like ametek ctr-210, pentek us-1000, culligan ro-3000, RVF-10, Flotec TO2, SY-2000, Dupont GAC1-D, Dupont GAC1-S, RO-3500, TrueValue 826-746, US-1500. Compatible filters ametek c-10, omni gac1, dupont gac-1, cuno cfs117, american plumber wcc, sears 34375, whirlpool whkf-gac, everpure cgt-10, 3m cfs117 / ap117, ace hardware 49640, tier2 gac-10, culligan d-20a, pentek GAC-10, aquapure ap117, Dupont GAC1-SS, dupont wfpfc9001, HydroCure PC 36599, ge fxutc, dupont gac1s, Dupont GAC1SS. Your easy and smart coconut shell carbon filter.

Universal 10-inch replacement elegantly designed at 2. 5” x 10”, it will fit all standard 10 inch Reverse Osmosis and Under Sink Systems. Ultra-high grade filtration our pure water coconut carbon filter is extensively tested and verified to meet health and product standards. Aquaboon – your smartest coconut shell water filter solution! Lifetime - 6 month Replace once or twice times a year, depending on the water quality. Make your home contamination-free by removing chlorine and other harmful industrial chemicals - Now you can drink water knowing it is 100% safe.
BrandAquaboon #ad
ManufacturerAquaBoon #ad
Height2.8 Inches
Length17.28 Inches
Weight6 Pounds
Width10 Inches
Part Numberunknown

8. Pentek

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Pentek, 155249-43 GAC-20BB Carbon Filter Cartridge, 20" x 4-1/2"

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Pentek #ad - Gac media with polystyrene outer casing and end caps for strength. Initial pressure drop of 5. 0 psi at a flow rate of 4 gpm. Temperature range of 40 to 125 degrees F 4. 4 to 51. 7 degrees C. 20-micron post filter helps reduce carbon fines and other particles. Reduces chlorine taste and odor in residential and commercial drinking water.
BrandPentek #ad
ManufacturerPentair Industries #ad
Height4.57 Inches
Length19.58 Inches
Weight5 Pounds
Width4.57 Inches
Part Number155249-43
ModelGAC-20BB

9. Aquaboon

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Fit Most RO Units, Aquaboon Replacement Water Filter Set: CTO+GAC+Sediment All 5 Micron

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Aquaboon #ad - 1 of granular activated carbon gac water filter cartridge - 5 Micron 100% COCONUT SHELL Standard Size Filter Cartridge. Fits standard 10 inch. 1 of sediment pp water filter cartridge - 5 Micron Gradient Density, Multi-Layered, Melt Blown Sediment Filter Cartridge. Filter housings. Class 1 chlorine, Taste & Odor Reduction. 1 of carbon block cto water filter cartridge - 5 Micron 100% Premium Quality Coconut Shell Activated Carbon Block CTO Standard Size Filter Cartridge.
BrandAquaboon #ad
ManufacturerAquaBoon #ad
Height2.48 Inches
Length10 Inches
Weight3 Pounds
Width7.99 Inches
Part NumberCOMIN18JU056093
ModelCOMIN18JU056093