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Best shell blocks - February 2025

Last Updated - 2025/02/24

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Aquaboon

Aquaboon 6-Pack of 5 Micron Big Blue Coconut Shell Carbon Block Water Filter Cartridge 10" x 4.5" by

Aquaboon

CA$168.85

More Details
Main highlights
- Versatile Carbon Filter for Every System: From whole home water filters to under-sink and RO systems, this 10 x 4.5 water filter replacement cartridge integrates effortlessly and makes it a flexible choice for residential or commercial use.
- Upgrade Your Filtration Game: Choose Aquaboon’s carbon 5 micron water filter 10 x 4.5 cartridge for reliable performance and enhanced water quality. It’s the smart choice for anyone seeking consistently pure, great-tasting water throughout their home.
- Superior Carbon Filtration Power: Aquaboon’s 10 x 4.5 whole house filter cartridge eliminates chlorine, chemicals, and impurities. With its premium coconut shell activated carbon, house water filter transforms your tap water into a refreshing experience.
- Setup for Any Home: 5 micron water filter fits 10-inch water filter housings with 4.5 diameter, making installation quick and easy. Whether used in whole home water filtration systems or under-sink setups, carbon water filter cartridge seamlessly adapts.
- Rigorous Filtration Quality: Aquaboon’s CTO filter undergoes strict testing to meet the highest industry standards. This ensures your whole house water filters consistently delivers the cleanest, safest water for you and your family.
- Fewer Replacements, More Savings: With an extended lifespan, Aquaboon’s carbon water filter minimizes maintenance. Say goodbye to frequent 10 inch water filter replacements and enjoy longer well water filtration intervals for savings and convenience.
- Extended Durability for Continuous Use: Designed for long-lasting performance, Our carbon filters last up to 6 months, depending on water quality. Enjoy the convenience of fewer filter replacements and uninterrupted access to great-tasting filtered water.
- Enhanced Odor and Taste Elimination: This carbon block water filter not only removes impurities but also neutralizes odors and bad tastes. Water filters cartridges of this type ensuring every sip of water is refreshing, without unpleasant aftertastes.
- Advanced Coconut Carbon Technology: Crafted from high-grade coconut shell activated carbon, water filter cartridge offers superior dirt-holding capacity. It removes sediment, chlorine, and odors, leaving your water clean, out of unpleasant smells.
- Adaptable Water Filters Replacement Cartridges: Compatible with DuPont WFHDC8001, Pelican CB-BB-10, ClearChoice 84629, 32-425-125-975, Liquatec CB-450-975-05, Pentek 155548-43, EP-BB, EP, EPM, CEP Series, Trojan CB-BB-10, Watts WCBFF975, etc.
CA$168.85
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

SimPure

SimPure 4.5" x 10" Whole House Water Filter Cartridges 5 Micron Coconut Shell Carbon Block Replacement for Housing and Systems DB10P, DB10C, FC15B, GE GXWH40L, GXWH35F, BB-10B, FXHTC, WGB21B, 3-Pack

SimPure

CA$99.99

More Details
Main highlights
- [Wide Compatibility] Fits most of the big 4.5x10-inch blue and clear filter housings (approx. outer diameter 7″ at the top) and 10-inch whole house water systems including but not limited to: SimPure DB10, DB10P, GE GXWH35F, GXWH40L, HB18B, WGB21B, American Plumber W15-PR, W10-PR, AP801T, AP801B, HF45 series, etc.
- [Universal Replacement Filter Cartridge] The standard size makes our CTO filter an ideal replacement for sediment and carbon cartridges including FC15B, DuPont WFHDC8001, Watts MAXETW-FF975 WCBFF975, ClearChoice 84629, Liquatec CB-450-975-05, CTO2-HD10, Pelican CB-BB-10, WDGD-5005, AP817, PP10BB-CC, 155548-43 EP-BB EPM-BB CBC-BB, etc.
- [Pure Water for Home] This big carbon filter cartridge is made of pure coconut shell charcoal block, wrapped in a food-grade polypropylene non-woven fabric to achieve fine water filtration while avoiding carbon particles leaking into the water. Tested by an independent third-party to meet NSF 42 Standards for material safety.
- [Low Pressure-Drop] Compared to the 1-micron filters, the 5-micron pore size helps prevent the cartridge from clogging before its adsorption capability is exhausted, maximizing the utilization of the carbon while maintaining a lower pressure drop.
- [High Capacity, Long Lasting] Our carbon filter can filter up to 15,000 gallons of water depending on usage and local water quality. Suggest replacing it every 3-6 months for the average household for optimal performance.
- [5 Micron Fine Filtration] Optimized to perform as both a sediment and carbon block filter, it filters out contaminants down to 5 microns, removes undesirable colors, bad tastes, the smell, and up to 98% of chlorine from well water and municipal water, significantly improving water quality for the whole house.
CA$99.99
3
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Max Water

Max Water CTO 20x4.5 inch 5 Micron Coconut Shell Carbon Block Water Filter Whole House | Coconut Shell Filter | Charcoal Filter | Compatible with FC25B, EPM-20BB (Pack of 1)

Max Water

CA$69.99

More Details
Main highlights
- Why Max Water - We have 15+ years of experience in water filtration industry providing solution with a smile to millions of families. Make Max Water your solution to all your filtration needs.
- Why Max Water - We have 15+ years of experience in water filtration industry providing solution with a smile to millions of families. Make Max Water your solution to all your filtration needs.
- Superior Filtration Performance: Max Water CTO 20"x4.5" water filter utilizes a premium coconut shell carbon block to effectively filters 98% of chlorine, sediment, and odors, ensuring Pure and great-tasting water for your entire household. With a 5 -micron filtration rating, it provides exceptional purification while protecting your plumbing and appliances.
- Long-Lasting Efficiency: Max Water 20 x 4.5 carbon block filter boasts a 5-micron, providing outstanding filtration performance for up to 20,000 gallons or six to months, depending on usage. Save time and money with durable filters designed for maximum longevity, ensuring your family enjoys consistent, great-tasting water all year round.
- Easy DIY Installation: Designed for effortless installation, this filter requires no special tools or skills, allowing for quick and easy replacement. It provides a long-term solution that ensures continuous access to pure, filtered water without the need for professional help.
- Compatible Systems: Compatible with FC25B, OKSLO KTTR7942, HB28BX2, LEPAC10541, WGB12B, BB-20B, 150233, WFD H-20BB-1PR, BBFS-222, 150235, HFPP-1-PR20, RSWHB002Z_S8, OKSLO KTTR7942, HB28BX2, LEPAC10541, H-H201BBE, H2O WHBB20T1BL.
- Compatible Systems: Compatible with FC25B, OKSLO KTTR7942, HB28BX2, LEPAC10541, WGB12B, BB-20B, 150233, WFD H-20BB-1PR, BBFS-222, 150235, HFPP-1-PR20, RSWHB002Z_S8, OKSLO KTTR7942, HB28BX2, LEPAC10541, H-H201BBE, H2O WHBB20T1BL.
- Compatible Filters: Compatible with EP-20BB, BBCTO-20B4, KW4520LR, CB-45-2005, HX-CB-45-2005/3, WATTS-MAXETW-FF20, WF-CB205-BB, 6C-20BB, 2-452005-AC, 104114-4, 32-425-125-20, CTO2-HD20, FLTWH2045C, COMIN16JU023031, FC25B Filter.
- BPA-Free Construction: Our water filter systems are made with BPA-free components, ensuring the safety of your drinking water by avoiding harmful chemicals and plastics.
CA$69.99
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hydronix

Hydronix 4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole house, RO, DI, Hydroponics - 10" x 2.5", 5 Micron

Hydronix

CA$46.00

More Details
Main highlights
- Particle retention size of 5 micron
- Meets ANSI/NSF Standard 42 certification
- Filters and Reduces fine sediment, chlorine taste and odor (CTO) for RO, DI, Whole House, Commercial, Hydroponics
- Coconut shell carbon filter media with polypropylene outer/inner wrap, end caps and netting
- 4 Pack Carbon Block Filter
CA$46.00
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Ronaqua

Block Activated Carbon Coconut Shell Water Filter Cartridge 5 Micron for RO & Standard 10" Housing (6 Pack)

Ronaqua

CA$42.47

More Details
Main highlights
- 💎 WELL-MATCHED Models of Cartridges: Watts Premier MAXETW-975, WCBCS975-RV, DuPont WFPFC8002 and WFPFC9001, SCWH-5, Tier1 EP5_10, Whirlpool WHA2BF5, Water Filter Tree WWC105, GE FXWTC, WFD WF-CB105, Culligan D-10A & D-10, EcoPure EPW2C, Aquaboon CTO, Purenex 5C, 4C, C-5M, Cornelius COR10B1, Neo-Pure CTO1-2510, COR10B5, KleenWater KWGE25RG and KW2510CB, WFDWC30001, Omnipure OMB934-5M, WFPFC9001, MatriKX 32-250-10-GREEN and E32-250-125-975, DEV9108-15, iSpring FC15
- 💎 WELL-FIT FOLLOWING HOUSINGS AND REVERS OSMOSIS WATER FILTER SYSTEMS: DuPont WFPF38001C, WFPF13003B, Culligan WTR Filter HF-360A and HF-150A, American Plumber WC34-PR, Geekpure RO5-FH10, Hydronix HF3-10CLBK34, EcoPure EPW2; iSpring RCC7AK, Global Water RO-505, RO5DX, APEC ROES-50-A, SimPure RPWROKSN075HDB, Ronaqua LEPAC10676, RA-125-10D-PP-CTO, RA-US-2
- 💎 This filter is wrapped and sealed and meets NSF (National Science Foundation) Standards and Regulations. Dimensions: 9.875 inches x 2.5 inches (25.7 cm x 6.35 cm)
- 💎 This filter is ideal for a standard Reverse Osmosis Water Filtration Unit or any type of Water Filtration Unit with a 10 inch housing
- 💎 Keeps water fresh by reducing and removing iron, manganese, chlorine, hydrogen sulfide, herbicides, pesticides, and other industrial chemicals
CA$42.47

Best shell blocks - February 2025

Aquaboon 6-Pack of 5 Micron Big Blue Coconut Shell Carbon Block Water Filter Cartridge 10" x 4.5" by

SimPure 4.5" x 10" Whole House Water Filter Cartridges 5 Micron Coconut Shell Carbon Block Replacement for Housing and Systems DB10P, DB10C, FC15B, GE GXWH40L, GXWH35F, BB-10B, FXHTC, WGB21B, 3-Pack

Max Water CTO 20x4.5 inch 5 Micron Coconut Shell Carbon Block Water Filter Whole House | Coconut Shell Filter | Charcoal Filter | Compatible with FC25B, EPM-20BB (Pack of 1)

Hydronix 4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole house, RO, DI, Hydroponics - 10" x 2.5", 5 Micron

Block Activated Carbon Coconut Shell Water Filter Cartridge 5 Micron for RO & Standard 10" Housing (6 Pack)

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