Large selection of replacement water filters, reverse osmosis membranes, testing kits and water filter system repair parts. From one water filter or membrane to case quantity discounts.

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5" Carbon Filters

5' KX Matrikx and Pentek Carbon Taste & Odor Replacement Water Filter Cartridges

For Ametek, US Filter, Plymouth, Culligan, American Plumber & Kleen Plus ® Carbon Replacement Water Filters For Taste & Odor - 4 7/8" X 2 1/2" Diameter Cartridges

Also See Pentek 5" Sediment Replacement Water Filters.

  1. Molykote-From DOw Corning- 111 Compound-6 Gram O-ring Silicone Lubricant & Sealant-Dow-111-5-gram-1000
    Dow Corning (Molykote) ® 111 6 gram O-ring Silicone Lubricant and Sealant - Be sure to lube your O-rings to help prevent leaks.
    Dow Corning/Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - 6 gram pillow pack. (like a ketchup packet) Great O-ring sealant and lubricant. FDA and NSF approved. (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system?

    Dow 111 Silicone MSDS Safety Sheet

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    $5.99 Special Price $3.99 As low as $1.79
  2. KX Matrikx ® PB1 5 Inch Carbon Block Water Filter # 06-250-125-050
    KX Matrikx ® PB1 5 Inch Carbon Block Water Filter # 06-250-125-050
    KX Matrikx ® PB1 # 06-250-125-050 2 Micron 5" Extruded Carbon Block Water Filter. Lead, Cyst, Giardia and Crytosporidim Reduction. 5" long X 2 1/2" diameter. 40 per case, sold individually. Order a case and save even more. Learn More
    $21.99 Special Price $12.99 As low as $9.99
  3. KX Matrikx ® +5 5 Inch Carbon Block Water Filter # 02-250-125-050
    KX Matrikx ® +5 5 Inch Carbon Block Water Filter # 02-250-125-050
    KX Matrikx ® +5 # 02-250-125-050 5 Micron 5" Extruded Carbon Block Water Filter with coconut shell for best taste. 5" long X 2 1/2" diameter. 40 per case, sold individually. Order a case and save even more. Learn More
    $22.99 Special Price $14.99 As low as $10.99
  4. Pentek C-2 # 155022 C2 Taste & Odor Replacement Water Filter
    Pentek C-2 # 155022 C2 Taste & Odor Water Filter Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner / Many Other Brands
    Pentek C-2 # 155022 Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner / Many Other Brands C2 Taste & Odor Water Filter. C2 Activated Carbon-Impregnated Cellulose 5 Micron Taste & Odor Water Filter. 4 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155022 C Series cartridges offer an economical solution for all your general-purpose water filtration needs. Constructed of a carbon impregnated cellulose media, these dual-purpose cartridges filter out fine sediment particles and reduce unwanted taste, odor and chlorine from your tap water. A polyester reinforcement backing and external netting provide additional strength and dirt-loading capacity. These dual-purpose cartridges are well suited for a wide range of residential applications, and make excellent polishing filters when used in process or closed-loop streams. Order a case and save even more. Learn More
    $8.99 Special Price $6.99 As low as $4.49
  5. Pentek CBC-5 # 155169 Taste & Odor Carbon Block Replacement Water Filter CBC5
    Pentek CBC-5 # 155169 Taste & Odor Water Filter CBC5 Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner and Many Other Brands
    Pentek CBC-5 # 155169 Taste & Odor Water Filter CBC5 Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner and Many Other Brands. Carbon Block Half Micron Taste & Odor Water Filter. 4 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155169 CBC Series cartridges are highly effective at reducing unwanted taste, odor, chlorine, certain VOC's and pesticides from potable drinking water. With a nominal 0.5-micron rating, they are equally effective at reducing Cryptosporidium and Giardia cysts, as well as fine sediment. They also make excellent polishing filters or pre-filters in applications requiring fine filtration and high capacity. Order a case and save even more. Learn More
    $16.99 Special Price $11.99 As low as $8.99
  6. Pentek GAC-5 # 155110 GAC5 Taste & Odor Replacement Water Filter Cartridge
    Pentek GAC-5 # 155110 GAC5 Taste & Odor Water Filter Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands
    Pentek GAC-5 # 155110 GAC5 Taste & Odor Water Filter Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Granular Activated Carbon Taste & Odor Water Filter. 4 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155110 GAC Series cartridges effectively reduce unwanted tastes, odors and chlorine from your drinking water. They are designed to allow maximum contact between the water and carbon, ensuring maximum adsorption. The construction of the cartridge allows water to enter at one end and pass through the entire length of the cartridge, while an internal expansion pad minimizes channeling or bypass. Before the water exits the cartridge, a 20-micron post filter helps remove carbon fines and other suspended particles from the filtered water. Order a case and save even more. Learn More
    $12.99 Special Price $8.99 As low as $6.49
  7. Pro Products Sani System Sanitizer
    Pro Products Sani System Sanitizer
    Pro Products Sani System Sanitizer. 0.25 or 0.5 fl. oz. concentrate. Sani-System ® Pro Products is proud to introduce Sani-System, the first and only EPA product approved for sanitizing water softeners, RO units and Water Coolers. Sani System is proven to kill 99.9% of E. coli, E. coli O157:H7, Staphylococcus aureus, Listeria monocytogenes and other harmful bacteria. It does not use chlorine, other oxidizers or acids that can harm water softener equipment parts. Use is simple; each dose comes in a pre-measured pouch. Just cut, pour and regenerate softener. No measuring, No mess! Sanitizing Equipment! Applications Interior Surfaces of Water Softeners, Reverse Osmosis (RO) Units, Ice Machines, Water Coolers, Water Holding Tanks and Pressure Tanks. Sani-System is now NSF certified!This is the best sanitizing solution available anywhere! Stock up and save. Learn More
    $7.99 Special Price $5.99 As low as $3.49
  8. Pentek EP-10 # 155531 EP10 Carbon Block Replacement Water Filter Cartridge
    Pentek EP-5 # 255424-03 EP5 Carbon Block Replacement Water Filter Cartridge
    Pentek EP-5 # 255424-03 EP5 Carbon Block Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Carbon Block 5 Micron Water Filter. 4 3/4" long X 2 7/8" diameter. 12 per case, sold individually. Ametek # 255424-03 EP Series cartridges are versatile and combine the long life of carbon block filtration with the higher dirt-loading tolerance of wound, carbon-impregnated paper cartridges like our C-1. EP Series cartridges are manufactured using a patented process that yields a cartridge with a nominal 5-micron filtration rating, high porosity and greater chlorine removal capacity. The high porosity design helps prevent the cartridge from plugging before its adsorption capability is exhausted, maximizing the utilization of the carbon while maintaining low pressure drop. Order a case and save even more. Learn More
    $11.99 Special Price $11.89 As low as $8.49
Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.