Reverse Osmosis System Filters, RO Membranes and Parts

Pentek Sediment Pre Filters

Ametek, Pentek, US Filter, Plymouth, Culligan, American Plumber & Kleen Plus ® Sediment Replacement Water Filters For Filtration & Reverse Osmosis RO Systems - 9 7/8" Long X 2 1/2" Diameter Cartridges
  1. Pentek P1-20 # 155304 P120 Sediment Replacement Water Filter Cartridge
    Pentek P1-20 # 155304 P120 Sediment Replacement Water Filter Cartridge
    Pentek P1-20 # 155304 P120 Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Spun Polypropylene 1 Micron Sediment Water Filter. 20" long X 2 1/2" diameter. 20 per case, sold individually. Ametek # 155304 P-Series cartridges are manufactured from 100% pure polypropylene fibers. The fibers have been carefully spun together to form a true gradient density from outer to inner surfaces. These cartridges are designed for purity. They will not impart taste, odor or color to the liquid being filtered when used within the recommended temperature limit. Also, the polypropylene construction provides superior chemical resistance and is not prone to bacterial attack. The coreless strength of the cartridges is achieved by sintering the many fibers into a solid matrix. Order a case and save even more. Learn More
    $12.99 Special Price $8.99 As low as $5.99
  2. Pentek P-25 # 155015 P25 Sediment Replacement Water Filter Cartridge
    Pentek P-25 # 155015 P25 Sediment Replacement Water Filter Cartridge
    Pentek P-25 # 155015 P25 Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Spun Polypropylene 25 Micron Sediment Water Filter. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155015 P-Series cartridges are manufactured from 100% pure polypropylene fibers. The fibers have been carefully spun together to form a true gradient density from outer to inner surfaces. These cartridges are designed for purity. They will not impart taste, odor or color to the liquid being filtered when used within the recommended temperature limit. Also, the polypropylene construction provides superior chemical resistance and is not prone to bacterial attack. The coreless strength of the cartridges is achieved by sintering the many fibers into a solid matrix. Order a case of 24 and save even more. Learn More
    $8.99 Special Price $5.99 As low as $3.99
  3. Pentek P-5 # 155014 P5 Sediment Replacement Water Filter Cartridge
    Pentek P-5 # 155014 P5 Sediment Replacement Water Filter Cartridge
    Pentek P-5 # 155014 P5 Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Spun Polypropylene 5 Micron Sediment Water Filter. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155014 P-Series cartridges are manufactured from 100% pure polypropylene fibers. The fibers have been carefully spun together to form a true gradient density from outer to inner surfaces. These cartridges are designed for purity. They will not impart taste, odor or color to the liquid being filtered when used within the recommended temperature limit. Also, the polypropylene construction provides superior chemical resistance and is not prone to bacterial attack. The coreless strength of the cartridges is achieved by sintering the many fibers into a solid matrix. Order a case of 24 and save even more. Learn More
    $8.99 Special Price $5.99 As low as $3.99
  4. Pentek WP-5 # 155071 WP5 String Wound Sediment Replacement Water Filter Cartridge
    Pentek WP-5 # 155071 WP5 String Wound Sediment Replacement Water Filter Cartridge
    Pentek WP-5 # 155071 WP5 String Wound Sediment Replacement Water Filter Cartridge Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner & Many Other Brands. WP-5 Polypropolyne String Wound 5 Micron Sediment Water Filter. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155071. WP Series cartridges are manufactured from a durable polypropylene cord that is wound around a rigid polypropylene core. They are an economical solution to reduce fine sediment, including sand, silt, rust and lime scale particles. WP cartridges are wound in a precise pattern around the core providing a greater surface filtering area. The result is a higher dirt loading capacity and greater efficiency than standard string wound cartridges like the CW. Order a case and save even more. Learn More
    $9.99 Special Price $6.99 As low as $5.39
  5. PENTEK- WP-30 #155072 - String Wound Sediment Replacement Water Filter Cartridge- Lifestyle Photo 1-1000
    Pentek WP-30 # 155072 WP30 String Wound Sediment Replacement Water Filter Cartridge
    Pentek WP-30 # 155072 WP30 String Wound Sediment Replacement Water Filter Cartridge Compatible With Culligan, Ametek, US Filter, Plymouth, Kleen Plus, American Plumber, Bruner & Many Other Brands. WP30 Polypropylene String Wound 30 Micron Sediment Replacement Water Filter. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155072. WP Series cartridges are manufactured from a durable polypropylene cord that is wound around a rigid polypropylene core. They are an economical solution to reduce fine sediment, including sand, silt, rust and lime scale particles. WP cartridges are wound in a precise pattern around the core providing a greater filtering surface area. The result is a higher dirt loading capacity and greater efficiency than standard wound cartridges like the CW. Order a case and save even more. Learn More
    $9.99 Special Price $6.99 As low as $5.49
  6. Pentek CW-F # 155186 CWF Sediment Replacement Water Filter Cartridge
    Pentek CW-F # 155186 CWF Sediment Replacement Water Filter Cartridge
    Pentek CW-F # 155186 CWF Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Polypropylene String Wound Sediment Water Filter, Fine. 10 Micron nominal. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155186 CW Series cartridges are manufactured from a durable polypropylene cored that is wound around a rigid polypropylene core. They are an economical solution to reduce fine sediment, including sand, silt, rust and scale particles. Great prefilter, pre-filter, pre filter. Order a case of 24 and save even more. Learn More
    $6.99 Special Price $4.99 As low as $3.69
  7. Pentek CW-MF # 155187 CWMF Sediment Replacement Water Filter Cartridge
    Pentek CW-MF # 155187 CWMF Sediment Replacement Water Filter Cartridge
    Pentek CW-MF # 155187 CWMF Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Polypropylene String Wound Sediment Water Filter, Medium Fine, 30 micron. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155187 CW Series cartridges are manufactured from a durable polypropylene core that is wound around a rigid polypropylene core. They are an economical solution to reduce fine sediment, including sand, silt, rust and scale particles. Great prefilter, pre filter, pre-filter. Order a case of 24 and save even more. Learn More
    $6.99 Special Price $4.99 As low as $3.29
  8. 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
  9. Pentek CW-50 # 155214 CW50 Sediment Replacement Water Filter Cartridge
    Pentek CW-50 # 155214 CW50 Sediment Replacement Water Filter Cartridge
    Pentek CW-50 # 155214 CW50 Sediment Replacement Water Filter Cartridge Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. Polypropylene String Wound Sediment Water Pre Filter, prefilter, pre-filter, 50 Micron. 9 7/8" long X 2 1/2" diameter. 24 per case, sold individually. Ametek # 155214 Order a case and save even more. Learn More
    $6.99 Special Price $4.99 As low as $3.69
  10. 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
  11. 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
  12. 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
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.