Reverse Osmosis System Filters, RO Membranes and Parts

Culligan ® HF-950 Water Filter Housing #151196 Replacement Water Filters

  1. Pentek ECP5-BB # 255490 Replaces CP5BB #155184 Big Blue Sediment Replacement Water Filter Cartridge
    Pentek ECP5-BB # 255490 Replaces CP5BB #155184 Big Blue Sediment Replacement Water Filter Cartridge
    Pentek ECP5-BB # 255490 Replaces CP5BB #155184 Big Blue Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Big Blue 5 Micron Pleated Cellulose-Polyester Sediment Water Filter. 10" long X 4 1/2" diameter. 8 per case, sold individually. Ametek #155184 Culligan CP-5BBS same as ECP5-BB (255490) CP Series cartridges are manufactured from a special formulation of resin-impregnated cellulose and polyester fibers. This construction provides high flow rates and dirt-holding capacities, while maintaining extremely low pressure drops. The media is pleated around a polypropylene core for added strength and the ends are immersed in a thermo-setting vinyl plastisol. Embedding and sealing each end of the pleat block in this fashion fuses the components together forming a unitized end cap and gasket. Order a case and save even more. Learn More
    $23.99 Special Price $14.99 As low as $8.99
  2. Pentek R30-BB # 155101 R-30-BB Big Blue Sediment Water Filter Cartridge
    Pentek R30-BB # 155101 R-30-BB Big Blue Sediment Water Filter Cartridge
    Pentek R30-BB # 155101 R-30-BB Big Blue Sediment Water Filter Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Big Blue 30 Micron Reusable Pleated Polyester Sediment Water Filter. 10" long X 4 1/2" diameter. 8 per case, sold individually. Ametek # 155101 R Series cartridges are manufactured from a durable, non-woven and reusable polyester fabric that is suitable for a wide range of filtration uses. The media is pleated to maximize dirt-holding capacity and extend the time period between changes or cleaning. R Series cartridges are resistant to both bacteria and chemical attack making them suitable for a variety of residential, commercial and industrial applications. Order a case and save even more. Learn More
    $32.99 Special Price $21.99
  3. Pentek R50-BB # 155053 Big Blue Pleated Reusable Replacement Sediment Water Filter Cartridge
    Pentek R50-BB # 155053 Big Blue Pleated Reusable Replacement Sediment Water Filter Cartridge
    Pentek R50-BB # 155053 Big Blue Pleated Reusable Replacement Sediment Water Filter Cartridge Compatible With Culligan R50-BBS, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner & Many Other Brands. Big Blue 50 Micron Reusable Pleated Polyester Sediment Replacement Water Filter. 10" long X 4 1/2" diameter. 8 per case, sold individually. Ametek # 155053. Same as Culligan R50-BBS. R Series cartridges are manufactured from a durable, non-woven and reusable polyester fabric that is suitable for a wide range of filtration uses. The media is pleated to maximize dirt holding capacity and extend the time period between changes or cleaning. R Series cartridges are resistant to both bacteria and chemical attack making them suitable for a variety of residential, commercial and industrial applications. Order a case and save even more. Learn More
    $21.99 Special Price $15.99 As low as $12.99
  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
  5. Pentek # 151122 Replacement O-Ring For Big Blue Water Filter Housing - O ring
    Pentek # 151122 Replacement O-Ring For Big Blue Water Filter Housing - O ring
    Pentek # 151122 Replacement O-Ring For Big Blue Water Filter Housing - Big Blue O ring Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Big Blue Water Filter Housing. Buna-N FDA Grade. (Big Blue Housings Use A 5 3/4" diameter "O" Ring) Ametek # 151122 Same as Culligan OR-100 for HD-950. Learn More
    $13.99 Special Price $9.99 As low as $6.99
  6. Pentek SW-3 # 150296 SW3 Big Blue Water Filter Housing Sump Spanner Wrench
    Pentek SW-3 # 150296 SW3 Big Blue Water Filter Housing Sump Spanner Wrench
    Pentek SW-3 # 150296 SW3 Big Blue Water Filter Housing Sump Spanner Wrench Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner & Many Other Brands. SW-3 Big Blue 5 7/8" Water Filter Housing Sump Spanner Wrench. (Big Blue Filter Housings Use A 5 3/4" Diameter O-Ring) Ametek # 150296. Only for use in loosening sumps on filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our pure water techs know the tricks. Learn More
    $12.99 Special Price $8.99 As low as $5.99
  7. TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
    TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
    TDS Meter - Tester. The Only Way To Know If Your Reverse Osmosis RO Membrane Is Performing Correctly - Tests for TDS - Total Dissolved Solids. A Must For All RO System Owners. Compare Incoming Feed Water To Treated Water - Replace Membrane If Less Than 80% of TDS Is Being Removed Learn More
    $49.99 Special Price $37.99 As low as $17.99
  8. TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading
    TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading - Easily Installs Inline - Very Simple To Use
    TDS Water Meter - HM Digital DM1 - Dual Mode - Installs Inline - Check the TDS level with the push of a button. Now you can easily check to make sure the water from your reverse osmosis system is top quality. Measure the tap water coming in vs. the purified water going out of your system at any time. Very easy installation. Highly efficient and accurate due to its advanced microprocessor technology. Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use. Dual Range 0-9990 ppm. Always know if your RO membrane is performing correctly! Learn More
    $49.99 Special Price $39.99 As low as $19.99
  9. 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? Learn More
    $5.99 Special Price $3.99 As low as $1.79
  10. Pro Products Sani System Water Filtration System Sanitizer
    Pro Products Sani System Water Filtration System Sanitizer
    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. Alos NSF certified. 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. Pro Products Sani System Sanitizer. 0.25 fl. oz. concentrate is perfect for your RO reverse osmosis drinking water system sanitizing.. Learn More
    $7.99 Special Price $4.99 As low as $2.49