Desal ® TFM-18 GE Osmonics - 18 GPD (gallons per day) TFC Style reverse osmosis membrane - Fits Standard Size Membrane Housing. # 1220188. Pentair ® / GE Osmonics ® 18 GPD Thin Film Reverse Osmosis Membrane Model # TFM-18 - Part # 1220188. THE DESAL TFM-18 HAS BEEN DISCONTINUED AND IS NO LONGER AVAILABLE. IF YOU ORDER THE DESAL TFM-18 YOU WILL RECEIVE THE T112-18. Learn More

Desal ® TFM-24 GE Osmonics - 24 GPD (gallons per day) TFC Style Reverse Osmosis RO Membrane - Fits Standard Size Membrane Housing. # 1220189. Pentair ® /G E Osmonics ® 24 GPD Thin Film Reverse Osmosis Membrane Model # TFM-24 - Part # 1220189. Compatible with Dow Filmtec, WaterFiltersOnline.com and CSM RO Reverse Osmosis membranes. THE TFM-24 HAS BEEN DISCONTINUED AND IS NO LONGER AVAILABLE. IF YOU ORDER THE TFM-24 YOU WILL RECEIVE THE FILMTEC TW30-1812-24. Learn More

Desal ® TFM-36 GE Osmonics - 36 GPD (gallons per day) TFC style reverse osmosis membrane - Fits Standard Size Membrane Housing. # 1220190. Pentair ® / GE Osmonics ® 36 GPD Thin Film Reverse Osmosis Membrane Model # TFM-36 - Part # 1220190. Compatible and interchangeable with Dow Filmtec, WaterFiltersOnline.com and CSM membranes. Learn More

Desal ® TFM-50 GE Osmonics - 50 GPD (gallons per day) TFC style reverse osmosis membrane RO - Fits Standard Size Membrane Housing. # 1204694. Pentair ® / GE Osmonics ® 50 GPD Thin Film Reverse Osmosis Membrane Model # TFM-50 - Part # 1204694. Compatible replacement fit for Dow Filmtec, WaterFiltersOnline.com and CSM RO Reverse Osmosis Membranes. Learn More

Desal ® TFM-75 GE Osmonics - 75 GPD (gallons per day) TFC style RO reverse osmosis membrane - Fits Standard Size Membrane Housing. # 1204487. Pentair ® / GE Osmonics 75 GPD Thin Film Reverse Osmosis RO Membrane Model # TFM-75 - Part # 1204487. Learn More

Desal ® TFM-100 GE Osmonics - 100 GPD (gallons per day) TFC Style RO reverse osmosis membrane - Fits Standard Size Membrane Housing. # 1221122. Pentair ® / GE Osmonics ® 100 GPD Thin Film Reverse Osmosis Membrane Model # TFM-100 - Part # 1221122. Compatible replaccement for Dow Filmtec, WaterFiltersOnline.com and CSM RO Reverse Osmosis membranes. Learn More

Premium inline reverse osmosis membrane flow restrictor - Keep your system operating correctly by replacing worn flow restrictors.  Reverse Osmosis systems use pressure differencials to power the reverse osmosis process.  A worn flow restrictor will alter the proper balance. Our in-line capillary flow restrictors are very simple to install.

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Standard size RO reverse osmosis membrane housing - 90° Ports with 1/8" FNPT Threads - Includes New O-rings and 3 90° 1/4" Jaco Fittings For 1/4" Tube, or upgrade to the John Guest Quick Connectors. The end with a single port is the inlet feed water. On the end with two ports the center port is the permeate (product) water. The offset port is the brine (waste). Learn More

Wrench To Fit Standard Size Membrane Housings. Easily open those stubborn reverse osmosis membrane housings. Learn More

O-rings For Standard Style RO Reverse Osmosis Membrane Housing. Pair of O-rings for standard style reverse osmosis membrane housings.

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Jaco Elbow Connector Fitting 1/4" Tube X 1/8" MNPT Membrane Housing Size - SOLD IN PAIRS Learn More

John Guest PI480821S Fixed Elbow 1/4" Tube X 1/8" MNPT Quick Connectors for Drinking Water Systems - SOLD IN PAIRS

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Jaco Run Tee Connector For Water Filter Systems 1/4" Tube X 1/4" Tube X 1/8" MNPT

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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

Pro Products Sani System Sanitizer. 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! Learn More

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