Reverse Osmosis System Filters, RO Membranes and Parts

Sulfur & Iron Water Filters

Sulfur Removal Water Filters

Get rid of that rotten egg smell and rust stains in your well water.  Light to moderate sulfur or iron can be managed by using the proper water filter cartridge.  More severe water problems will take additional water treatment equipment.

  1. Pentek RFC-20 # 155065 RFC20 Radial Flow GAC Carbon Whole House Replacement Water Filter Cartridge
    Pentek RFC-20 # 155065 RFC20 Radial Flow GAC Carbon Whole House Replacement Water Filter Cartridge

    Pentek RFC-20 # 155065 RFC20 Radial Flow GAC Carbon Whole House Replacement Water Filter Cartridge Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner and Many Other Brands. Radial Flow Granular Activated Carbon Water Filter. 25 micron outer shell. 20" long X 2 7/8" diameter. 6 per case, sold individually. Ametek # 155065. RFC Series cartridges are constructed with a porous polypropylene outer shell and durable polypropylene end caps. 70 micron outer shell. Sandwiched between the outer shell and the core is a bed of granular activated carbon.  Order a case and save even more.

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    $39.99 Special Price $31.99 As low as $27.99
  2. Pentek RFC-20BB # 155247 RFC20BB Radial Flow Whole House GAC Carbon Big Blue Replacement Water Filter Cartridge
    Pentek RFC-20BB # 155247 RFC20BB Radial Flow Whole House GAC Carbon Big Blue Replacement Water Filter Cartridge

    Pentek RFC-20BB # 155247 RFC20BB Radial Flow GAC Carbon Big Blue Whole House Replacement Water Filter Cartridge Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner, & Many Other Brands. Radial Flow 25 Micron Granular Activated Carbon Big Blue Water Filter. 20" long X 4 1/2" diameter. 6 per case, sold individually. Ametek # 155247. Same as RFC-20BBS. RFC Series cartridges are constructed with a porous polypropylene outer shell and durable polypropylene end caps.  Order a case and save even more.

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    $89.99 Special Price $74.99 As low as $65.99
  3. Pentek RFC-93 # 155063 RFC93 Radial Flow Whole House GAC Carbon Whole House Water Filter Cartridge
    Pentek RFC-93 # 155063 RFC93 Radial Flow Whole House GAC Carbon Whole House Water Filter Cartridge
    Pentek RFC-93 # 155063 RFC93 Radial Flow Whole House GAC Carbon Whole House Water Filter Cartridge Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner & Many Other Brands. Radial Flow Granular Activated Carbon 20 Micron Water Filter. 9 3/4" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155063. RFC Series cartridges are constructed with a porous polypropylene outer shell and durable polypropylene end caps. Sandwiched between the outer shell and the core is a bed of granular activated carbon. The unique radial flow design offers the benefit of granular activated carbon filtration, such as low pressure drop, while at the same time eliminating the release of carbon fines commonly associated with GAC style cartridges. RFC Series cartridges are ideal for point-of-entry POE, whole house filters and other high flow rate applications. Order a case and save even more. Learn More
    $23.99 Special Price $17.99 As low as $14.99
  4. Pentek RFC-BB # 155141 RFCBB Radial Flow Whole House GAC Carbon Big Blue Water Filter Cartridge
    Pentek RFC-BB # 155141 RFCBB Radial Flow Whole House GAC Carbon Big Blue Water Filter Cartridge
    Pentek RFC-BB # 155141 RFCBB Radial Flow Whole House GAC Carbon Big Blue Water Filter Cartridge Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner & Many Other Brands. Radial Flow Big Blue Carbon 25 Micron Water Filter. 10" long X 4 1/2" diameter. 8 per case, sold individually. Ametek # 155141. Same as Culligan RFC-BBS. RFC Series cartridges are constructed with a porous polypropylene outer shell and durable polypropylene end caps. Sandwiched between the outer shell and the core is a bed of granular activated carbon. The unique radial flow design offers the benefit of granular activated carbon filtration, such as low pressure drop, while at the same time eliminating the release of carbon fines commonly associated with GAC style cartridges. RFC Series cartridges are ideal for point-of-entry POE, whole house filters and other high flow rate applications. Order a case and save even more. Learn More
    $44.99 Special Price $34.99 As low as $29.99